Cloverdale Weather
Town • San Francisco Bay Area
Cloverdale is Sonoma County's northernmost town, a small city on Highway 101 and the Russian River at the top of the Alexander Valley. It is about 20 minutes north of Healdsburg. Pine Mountain rises just to the northeast, and three wine regions meet here: Alexander Valley, Dry Creek Valley, and Pine Mountain-Cloverdale Peak. The town still holds its Citrus Fair, run since 1892, a leftover from the decades when orange and lemon groves grew here.
Plan your week
10-Day Forecast
Hour by hour
Hourly Forecast
Current Conditions
Comfort Breakdown
Cloverdale weather today and through the year
It's 55°F at Cloverdale right now (feels like 52°F), with 7 mph wind and a comfort score of 76. Today's forecast high at Cloverdale is 56°F, 9°F below the mid November normal of 65°F. Fog is forecast today until about 9 AM at Cloverdale. In November, fog here usually thins by 11 AM. The best window today is 2 PM to 5 PM, at about 49°F with a 2 mph wind (comfort 69).
July is the warmest month at Cloverdale, with an average high of 89°F. December is the coldest, with an average low of 37°F. December is the wettest month (8.2 in.), out of about 39.7 in. a year. By typical temperature, wind, cloud, humidity, and rain odds, the most comfortable months at Cloverdale are September, October, and May. The best hours are usually 9 AM to noon in September, 11 AM to 2 PM in October, and 11 AM to 2 PM in May.
Cloverdale is farther from the ocean's reach than almost any other Sonoma County town. Several ridges of the Coast Ranges sit between it and the Pacific. The afternoon sea breeze that tempers Santa Rosa and even Healdsburg is weak or absent by the time it gets this far up the valley. On clear summer afternoons the flat valley floor heats with little relief, which is why Cloverdale is one of the hottest places in the region.
Forecast updated November 15, 2026 at 4:00 AM PST. Climate figures come from NOAA 1991-2020 normals. Hourly patterns come from NOAA's HRRR hourly analysis from September 2014 to April 2026.
What to expect at Cloverdale in the next few days
No active National Weather Service alerts for this location.
Fog
Fog is forecast today until about 9 AM at Cloverdale. In November, fog here usually thins by 11 AM.
Best time to go
The best window today is 2 PM to 5 PM, at about 49°F with a 2 mph wind (comfort 69).
Best day this week
Of the next 7 days, Friday looks best for Cloverdale, with a 58°F high and midday comfort near 67. Tuesday looks weakest (47).
Rain
Next good chance of rain: today (97%, about 0.72 in.).
Live weather map
Weather around Cloverdale right now
Overcast and 55° at Cloverdale right now.
About the live weather map for Cloverdale
The map centers on Cloverdale and stacks fog, satellite clouds, and precipitation radar on one view. Clouds come from the GOES-West satellite and rain from NOAA radar, and both show current conditions. Fog comes from our HRRR-based fog model, and the slider steps through its forecast for the next 12 hours.
Dots mark nearby places with their current temperature, colored by comfort score. Use the layer buttons to turn any layer off, or open the full map for every destination in the region.
Nearby Temperature Comparison
Conditions at nearby San Francisco Bay Area destinations
Tip: Bay Area temperatures can change by 20 to 30°F over a short distance because of microclimates.
Cloverdale vs nearby places
Typical summer conditions compared with Cloverdale, from the same NOAA HRRR hourly record. The list shows the closest places, then nearby places whose climate differs the most.
| Place | Distance | Summer afternoons | Morning fog | Afternoon wind | Compared with Cloverdale |
|---|---|---|---|---|---|
| Geyserville | 9.4 mi | -2°F | 22% | 9 mph | a very similar climate |
| Healdsburg | 15.6 mi | -3°F | 25% | 9 mph | a very similar climate |
| Cobb Mountain Area | 16 mi | -8°F | 6% | 7 mph | 2,412 ft higher and about 8°F cooler on summer afternoons |
| Jenner Headlands | 23.2 mi | -18°F | 33% | 8 mph | about 18°F cooler on summer afternoons and about 42% more rain a year |
| Salt Point State Park | 23.7 mi | -35°F | 41% | 10 mph | about 35°F cooler on summer afternoons and more summer morning fog (41% vs 18% of morning hours) |
| Sea Ranch | 24 mi | -23°F | 15% | 8 mph | about 23°F cooler on summer afternoons |
Places with a climate like Cloverdale's
- Middletown (22 mi away): nearly the same temperatures every month
- Rutherford (40 mi away): similar temperatures through the year
- St. Helena (36 mi away): similar temperatures through the year
Climate Dashboard
Current conditions vs. NOAA normals and recent destination baseline
What the Cloverdale climate comparisons mean
These cards compare recent conditions at Cloverdale with the available local baseline. Temperature and year-to-date rainfall use long-term normals when available. Fog, sunshine, wind, and comfort use the matching recent or modeled baseline identified on each card.
Positive and negative differences describe how Cloverdale departs from its own usual pattern. They should not be read as a direct comparison with another city or as a forecast beyond the period shown.
Cloverdale weather by month
July is the warmest month at Cloverdale, with an average high of 89°F. December is the coldest, with an average low of 37°F. December is the wettest month (8.2 in.), out of about 39.7 in. a year. Morning fog peaks in December, when fog or low cloud covers 36% of the hours from 6 to 10 AM. July has the clearest middays, with clouds covering about 3% of the sky from 11 AM to 3 PM.
By typical temperature, wind, cloud, humidity, and rain odds, the most comfortable months at Cloverdale are September, October, and May. The best hours are usually 9 AM to noon in September, 11 AM to 2 PM in October, and 11 AM to 2 PM in May.
| Month | Avg high | Avg low | Rain | Rainy days | Morning fog | Midday cloud | Afternoon wind | Daylight | Comfort |
|---|---|---|---|---|---|---|---|---|---|
| Jan | 58°F | 38°F | 7.9 in | 12 | 34% | 36% | 6 mph | 9.8 h | 41 |
| Feb | 62°F | 39°F | 7.6 in | 12 | 20% | 29% | 7 mph | 10.7 h | 47 |
| Mar | 65°F | 41°F | 5.6 in | 10 | 20% | 31% | 8 mph | 11.9 h | 54 |
| Apr | 69°F | 43°F | 2.6 in | 7 | 16% | 23% | 9 mph | 13.2 h | 71 |
| May | 77°F | 47°F | 1.4 in | 5 | 15% | 15% | 9 mph | 14.3 h | 81 |
| Jun | 84°F | 52°F | 0.3 in | 2 | 10% | 6% | 10 mph | 14.9 h | 77 |
| Jul | 89°F | 54°F | 0.0 in | 0 | 20% | 3% | 9 mph | 14.6 h | 76 |
| Aug | 89°F | 53°F | 0.0 in | 1 | 24% | 5% | 9 mph | 13.6 h | 76 |
| Sep | 86°F | 51°F | 0.1 in | 2 | 22% | 8% | 8 mph | 12.3 h | 83 |
| Oct | 78°F | 46°F | 1.7 in | 6 | 23% | 16% | 7 mph | 11.1 h | 82 |
| Nov | 65°F | 41°F | 4.1 in | 8 | 25% | 22% | 6 mph | 10.0 h | 70 |
| Dec | 57°F | 37°F | 8.2 in | 12 | 36% | 37% | 5 mph | 9.5 h | 37 |
Morning fog is the share of hours from 6 to 10 AM with fog or low cloud. Midday cloud is the average from 11 AM to 3 PM, and afternoon wind is the average from 1 to 5 PM. The highlighted rows are the most comfortable months.
What makes Cloverdale's weather different
Among the 163 San Francisco Bay Area towns we track, Cloverdale has the 3rd-coldest winter nights.
- #3of 163
coldest winter nightsamong San Francisco Bay Area towns
When the fog burns off
1 PMwhen December fog usually thins (41% foggy at 5 AM)
Fog or low cloud covers Cloverdale in 41% of 5 AM hours in December, the foggiest month. It usually thins to a third of that by 1 PM. June mornings are the least foggy (10%).
When the wind picks up
noonwhen afternoon wind builds, March–October
From March through October, wind at Cloverdale typically builds after noon. In June it peaks around 4 PM, averaging 11 mph with 11% of those hours windy, while mornings average 6 mph.
Hot hours
8 habove 85°F on a typical July afternoon
In July, the average temperature stays at or above 85°F for 8 hours a day.
Daylight
9.5–14.9 hof daylight, Dec to Jun
Days at Cloverdale range from about 9.5 hours in December to 14.9 hours in June. In mid-June the sun sets around 8:39 PM, and in mid-December around 4:57 PM.
Seasons at Cloverdale
- Warm seasonJun 27 – Sep 24 · highs 85°F+
The warm season lasts about 3 months, from Jun 27 to Sep 24, when the average high is 85°F or warmer. Highs peak around Jul 8 at about 89°F.
- Cool seasonNov 27 – Feb 27 · highs 63°F or lower
The cool season runs from Nov 27 to Feb 27, when the average high is 63°F or lower. The coldest nights come around Dec 8, with an average low near 37°F.
- Rainy seasonOct 26 – Apr 20 · 90% of the year's rain
The rainy season runs from Oct 26 to Apr 20, when a day has at least a 21% chance of measurable rain. That stretch brings 90% of the year's rain.
The dark line marks today. Season dates come from the smoothed daily NOAA 1991-2020 normals. Counting from Oct. 1, a typical year has its first inch of rain by Oct 18 and half of its annual total by Jan 23.
Days per year and extremes (Nov 1, 2024 to Oct 31, 2026)
This record runs from Nov 1, 2024 to Oct 31, 2026. Over this record, Cloverdale averaged 45 days a year at 90°F or hotter and no freezing nights. It averaged 26 days a year with at least half an inch of rain and 1 afternoon with wind of 20 mph or more at 2 PM. About 96 mornings a year had 3 or more hours of fog or low cloud.
In the same record, the hottest day was Jun 11, 2026 (102°F) and the coldest night was Feb 18, 2026 (33°F). The wettest day was Nov 21, 2024 (6.93 in.), and the strongest 2 PM gust was 44 mph on Mar 12, 2025.
- 45days at 90°F or hotter
- 0nights at or below freezing
- 26days with ½ in. of rain or more
- 1afternoon with 20+ mph wind
- 96mornings with 3+ hours of fog or low cloud
- Hottest day102°FJun 11, 2026
- Coldest night33°FFeb 18, 2026
- Wettest day6.93 inNov 21, 2024
- Strongest 2 PM gust44 mphMar 12, 2025
What shapes Cloverdale's weather
Cloverdale's summer mornings can start gray. On some mornings heavy fog blankets the valley floors around town until late morning, while the slopes of Pine Mountain above about 1,600 feet stay in sun. The fog forms under an inversion, a layer of warmer air that sits on top of cool, damp ocean air. The warm lid traps the fog on the valley floor until the sun burns through it.
Cloverdale's nights cool off sharply. After sunset, cold air drains off the surrounding mountains and pools on the valley floor. The gap between the afternoon high and the dawn low is much wider in town than on the hillsides above. In winter that pooled cold brings frost, and the town's own history notes that a few harsh freezes ended its citrus era.
Winter storms tend to stall against Pine Mountain and the Mayacamas range to the east. The slopes above town get noticeably more rain than the valley. The higher elevations occasionally see snow that never reaches Cloverdale itself.
Tips for visiting Cloverdale
Do outdoor plans before noon in summer
Morning fog on the valley floor, when it forms, burns off by late morning, and the hottest hours follow. Hike, bike, or paddle early and save tasting rooms for the afternoon.
Cool off at Cloverdale River Park
The county park runs along the west bank of the Russian River with a paved 1-mile trail and a launch for kayaks and canoes. There are no lifeguards and no drinking fountain, so bring water.
Find a cooling center in a heat wave
Sonoma County opens air-conditioned cooling centers during heat warnings and lists them online only once they are active. Call or text 211 for help finding one.
Bring a layer for summer evening concerts
Free summer evening concerts fill the downtown plaza, and the valley cools fast after sunset.
Drive uphill to get above the fog
On gray summer mornings the slopes of Pine Mountain, northeast of town, are often already in sunshine above the valley fog.
Cloverdale through the seasons
- Spring (March–May)
- Spring brings green hills and a fuller river after the winter rains. Warm afternoons arrive here weeks before they reach the coast.
- Summer (June–August)
- Summer is the hot season. Some mornings start under valley fog, but afternoons are long and sunny, and the county opens cooling centers when heat warnings are issued.
- Fall (September–October)
- Fall is harvest time in the surrounding vineyards. September can still bring strong heat, while clear nights get steadily colder as October goes on.
- Winter (November–February)
- Winter is the rainy season. Cold air settles on the valley floor on clear nights and brings frost, the same kind of freezes that ended Cloverdale's orange groves.
Activities and the weather that matters
- Paddling the Russian River: Best on warm summer days from Cloverdale River Park, along a calm stretch of the river. Start early to avoid the afternoon heat on the water.
- Hiking Clover Springs Preserve: Paths loop through 250 acres of oak woodland, grassland, and chaparral with little shade, so go on spring days or summer mornings.
- Wine tasting: Tasting rooms are a good way to spend a hot afternoon. Mountain wineries on Pine Mountain sit above the valley fog and run cooler by day than the valley floor.
- Walking downtown: The historic main street is pleasant on mornings and summer evenings. Midday in July and August is usually too hot for lingering outside.
Official sources and current conditions
- City of Cloverdale
- Sonoma County Regional Parks: Cloverdale River Park
- Sonoma County cooling centers
- Sonoma County extreme heat safety
Numbers on this page come from NOAA data. The text draws on the official sources linked above.
Historical Climate Data
Long-term weather patterns and climate data
Data sources: Recent temperatures come from NOAA URMA and recent precipitation from NOAA Stage IV. Fog, cloud, wind, humidity, and sunshine come from NOAA HRRR, and long-term baselines from NOAA 1991-2020 climate normals.
Climate Overview
Based on NOAA 30-year temperature/rain normals (1991-2020) with recent fog/sun baseline
🌟 Best Months to Visit
⚠️ Challenging Months
Monthly Breakdown
| Month | Comfort | High/Low | ☀️ Sun | 🌫️ Fog | 💧 Rain | Perfect |
|---|---|---|---|---|---|---|
| November 2024 | 74 | 59.9° / 44.5° | 5.7h | 6d | 17.51" | 15 |
| December 2024 | 67 | 58.6° / 45.1° | 4.7h | 12d | 11.08" | 12 |
| January 2025 | 82 | 60.3° / 42.6° | 7.2h | 7d | 0.59" | 22 |
| February 2025 | 73 | 59.1° / 42.9° | 5.9h | 9d | 14.26" | 14 |
| March 2025 | 77 | 60° / 43.6° | 7h | 9d | 5.74" | 18 |
| April 2025 | 89 | 68.6° / 46.4° | 9.6h | 4d | 1.01" | 25 |
| May 2025 | 93 | 77.8° / 51.7° | 12.5h | 0d | 0.24" | 30 |
| June 2025 | 93 | 81.9° / 51.7° | 12.7h | 0d | 0" | 30 |
| July 2025 | 93 | 83.8° / 52.4° | 12.2h | 0d | 0" | 30 |
| August 2025 | 88 | 90.2° / 57.4° | 11.5h | 2d | 0" | 29 |
| September 2025 | 87 | 83.2° / 58.1° | 9.5h | 3d | 1.07" | 24 |
| October 2025 | 84 | 72.3° / 53° | 7.1h | 10d | 1.25" | 23 |
| November 2025 | 76 | 63.3° / 49° | 6.1h | 13d | 5.73" | 13 |
| December 2025 | 66 | 56.5° / 43.4° | 4.6h | 21d | 11.41" | 3 |
| January 2026 | 77 | 61.6° / 44.3° | 6.3h | 6d | 8.78" | 20 |
| February 2026 | 73 | 61.9° / 46.3° | 6h | 7d | 7.49" | 14 |
| March 2026 | 94 | 77.3° / 52.8° | 9.9h | 2d | 0.01" | 31 |
| April 2026 | 87 | 67.3° / 47° | 8.9h | 5d | 4.74" | 23 |
| May 2026 | 93 | 75.2° / 51.7° | 11.5h | 3d | 0.6" | 30 |
| June 2026 | 93 | 81.8° / 54.4° | 12.5h | 0d | 0" | 28 |
| July 2026 | 89 | 88.1° / 56.5° | 12h | 1d | 0.03" | 29 |
| August 2026 | 86 | 88.6° / 54.4° | 11.1h | 6d | 0" | 26 |
| September 2026 | 89 | 82.6° / 55.9° | 10.1h | 6d | 0.16" | 27 |
| October 2026 | 87 | 79.7° / 54.5° | 8.4h | 2d | 0.06" | 25 |
Climate Trends
Average Temperature by Month
About the Cloverdale climate charts
The temperature chart compares average monthly highs and lows at Cloverdale, showing both the seasonal cycle and the typical day-to-night range. The comfort chart summarizes how often the combined weather pattern is favorable rather than judging temperature alone.
Precipitation shows the total recorded or modeled rainfall for each month at Cloverdale. Sunshine compares average bright-sky hours with the daylight available, while fog shows the average number of morning fog or low-cloud hours per day. Switch between the chart tabs to compare the same months across each measure.
Hourly Temperature, Fog, Wind, Cloud Cover, and Solar Radiation Patterns
Average local hour by month from 2014-09-30 to 2026-04-30
- Temperature: At Cloverdale, the warmest typical hour is 4 PM in July (93°F). The coldest is 7 AM in December (45°F).
- Fog: Fog or low cloud covers Cloverdale in 41% of 5 AM hours in December, the foggiest month. It usually thins to a third of that by 1 PM. June mornings are the least foggy (10%).
- Wind: From March through October, wind at Cloverdale typically builds after noon. In June it peaks around 4 PM, averaging 11 mph with 11% of those hours windy, while mornings average 6 mph.
- Cloud Cover: July middays are the clearest at Cloverdale (3% average cloud cover), and December middays are the cloudiest (37%).
- Solar Radiation: The strongest typical sun at Cloverdale comes at 1 PM in July, averaging 985 W/m².
How to read the hourly heatmaps for Cloverdale
This heatmap shows how average temperature at Cloverdale changes by hour and month. Read left to right for the seasons and top to bottom for the time of day. Warmer colors mark the usual afternoon peaks, and cooler colors show overnight and winter lows.
This heatmap shows when fog or low cloud is most likely at Cloverdale. Darker cells mark the months and hours when fog has been most common. They help separate overnight or morning fog from cloud that tends to linger into the afternoon.
This heatmap shows the typical hourly wind pattern at Cloverdale through the year. It makes recurring afternoon wind, calmer overnight periods, and seasonal changes easier to compare than a single daily wind value.
This heatmap shows average cloud cover at Cloverdale for every month and hour. Use it to see whether cloudiness is mainly an overnight and morning pattern or commonly persists during the part of the day you plan to visit.
This heatmap shows the average solar radiation reaching Cloverdale by month and hour. Brighter cells indicate the strongest typical sun, while muted cells can reflect nighttime, shorter winter days, cloud cover, smoke, or terrain shading.
Each cell combines one month with one local hour. Hover over or focus on a cell for its value and sample coverage. The red marker shows the current month and hour.
How recent months compared at Cloverdale
- October 2026 recap: October 2026 at Cloverdale averaged a high of 80°F, 7°F warmer than October 2025 (72°F).
- Rain year: The 2025-26 rain year (Oct. 1 to Sep. 30) brought 40.2 in. of rain to Cloverdale, 101% of the 39.7 in. normal.
Location Details
Cloverdale weather questions
Everything you need to know about weather and visiting Cloverdale
What is the weather like at Cloverdale today?
It's 55°F at Cloverdale right now, with a comfort score of 76 (great). Today's forecast high at Cloverdale is 56°F, 9°F below the mid November normal of 65°F. The best window today is 2 PM to 5 PM, at about 49°F with a 2 mph wind (comfort 69).
What is the best month to visit Cloverdale?
By typical temperature, wind, cloud, humidity, and rain odds, the most comfortable months at Cloverdale are September, October, and May. The best hours are usually 9 AM to noon in September, 11 AM to 2 PM in October, and 11 AM to 2 PM in May. The warm season lasts about 3 months, from Jun 27 to Sep 24, when the average high is 85°F or warmer. Highs peak around Jul 8 at about 89°F.
What are the warmest and coldest months at Cloverdale?
July is the warmest month at Cloverdale, with an average high of 89°F. December is the coldest, with an average low of 37°F.
When does the fog burn off at Cloverdale?
Fog or low cloud covers Cloverdale in 41% of 5 AM hours in December, the foggiest month. It usually thins to a third of that by 1 PM. June mornings are the least foggy (10%).
When is it windiest at Cloverdale?
From March through October, wind at Cloverdale typically builds after noon. In June it peaks around 4 PM, averaging 11 mph with 11% of those hours windy, while mornings average 6 mph.
How much rain does Cloverdale get?
December is the wettest month (8.2 in.), out of about 39.7 in. a year. The rainy season runs from Oct 26 to Apr 20, when a day has at least a 21% chance of measurable rain. That stretch brings 90% of the year's rain. The 2025-26 rain year (Oct. 1 to Sep. 30) brought 40.2 in. of rain to Cloverdale, 101% of the 39.7 in. normal.
What kind of place is Cloverdale?
Cloverdale is Sonoma County's northernmost town, a small city on Highway 101 and the Russian River at the top of the Alexander Valley. It is about 20 minutes north of Healdsburg. Pine Mountain rises just to the northeast, and three wine regions meet here: Alexander Valley, Dry Creek Valley, and Pine Mountain-Cloverdale Peak. The town still holds its Citrus Fair, run since 1892, a leftover from the decades when orange and lemon groves grew here.
What is Cloverdale weather like in November?
November at Cloverdale averages a high of 65°F and a low of 41°F, with 4.1 in. of rain over about 8 rainy days. About 25% of morning hours are foggy. Afternoon wind averages 6 mph.
More about Cloverdale weather
Guides that explain the weather here and nearby
Data sources and methods
- Monthly temperatures and precipitation: NOAA 1991-2020 normals.
- Fog, cloud, wind, sun, and comfort by hour and month: NOAA's HRRR hourly analysis from September 2014 to April 2026.
- Daily records and recent months: NOAA URMA and HRRR analyses, plus NOAA Stage IV precipitation.
- Nearby comparisons and regional rankings use the same hourly HRRR summaries for every destination in the region.
- Alerts: National Weather Service. Tides and ocean temperature: NOAA CO-OPS, where shown.
- All statements on this page are computed from these datasets, apart from the “What shapes the weather” guide, which cites its sources inline.
- Federal Register, Establishment of the Pine Mountain-Cloverdale Peak Viticultural Area (TTB final rule, Oct 27, 2011) (accessed 2026-10-27)
- Sonoma County Regional Parks, Cloverdale River Park (accessed 2026-10-27)
- Sonoma County Emergency Management, Cooling centers (accessed 2026-10-27)
- Sonoma County Tourism, Cloverdale (accessed 2026-10-27)
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