Yountville Weather

TownSan Francisco Bay Area

Culinary capital of Wine Country

85°
😊
Comfort Score
92(A-)
Excellent
Weather updated September 12, 2026 at 3:41 PM PDT

Yountville weather at a glance

Yountville is a town at 92 feet in San Francisco Bay Area. Culinary capital of Wine Country. Notable features include sunny, hot, wine, and fine-dining.

Current conditions are 85°F, feeling like 82°F, with 27% humidity, winds near 7 mph, 0% cloud cover, and a 0% chance of precipitation. Hot with clear skies.

The location-specific climate baseline shows an average daily high of 74°F and an average low of 46°F, with about 0.0 hours of sunshine per day and 0.0 hours of morning fog per day. Expected annual precipitation is approximately 27.1 inches.

Plan your week

10-Day Forecast

Drag or swipe to browse
  1. Today
    Sep 12
    85°55°
    Comfort
    84
    0%
    Precip 0 in
  2. Best day
    Sun
    Sep 13
    82°51°
    Comfort
    88
    0%
    Precip 0 in
  3. Mon
    Sep 14
    92°57°
    Comfort
    65
    0%
    Precip 0 in
  4. Tue
    Sep 15
    89°54°
    Comfort
    71
    0%
    Precip 0 in
  5. Wed
    Sep 16
    89°53°
    Comfort
    70
    0%
    Precip 0 in
  6. Thu
    Sep 17
    91°56°
    Comfort
    66
    0%
    Precip 0 in
  7. Fri
    Sep 18
    94°57°
    Comfort
    60
    0%
    Precip 0 in
  8. Sat
    Sep 19
    91°54°
    Comfort
    65
    2%
    Precip 0 in
  9. Sun
    Sep 20
    89°54°
    Comfort
    69
    3%
    Precip 0 in
  10. Mon
    Sep 21
    79°54°
    Comfort
    86
    5%
    Precip 0 in

Hour by hour

Hourly Forecast

Drag or swipe to browse
  1. Today
    Now
    85°
    Comfort
    89
    0%
    0 in
  2. Today
    4 PM
    84°
    Comfort
    95
    0%
    0 in
  3. Today
    5 PM
    81°
    Comfort
    99
    0%
    0 in
  4. Today
    6 PM
    77°
    Comfort
    98
    0%
    0 in
  5. Today
    7 PM
    73°
    Comfort
    98
    0%
    0 in
  6. Sunset7:21 PM
  7. Today
    8 PM
    69°
    Comfort
    99
    0%
    0 in
  8. Today
    9 PM
    66°
    Comfort
    95
    0%
    0 in
  9. Today
    10 PM
    64°
    Comfort
    91
    0%
    0 in
  10. Today
    11 PM
    62°
    Comfort
    88
    0%
    0 in
  11. Sun
    12 AM
    60°
    Comfort
    86
    0%
    0 in
  12. Sun
    1 AM
    59°
    Comfort
    86
    0%
    0 in
  13. Sun
    2 AM
    57°
    Comfort
    85
    0%
    0 in
  14. Sun
    3 AM
    55°
    Comfort
    84
    0%
    0 in
  15. Sun
    4 AM
    55°
    Comfort
    83
    0%
    0 in
  16. Sun
    5 AM
    53°
    Comfort
    81
    0%
    0 in
  17. Sun
    6 AM
    52°
    Comfort
    80
    0%
    0 in
  18. Sunrise6:49 AM
  19. Sun
    7 AM
    51°
    Comfort
    78
    0%
    0 in
  20. Sun
    8 AM
    56°
    Comfort
    86
    0%
    0 in
  21. Sun
    9 AM
    62°
    Comfort
    91
    0%
    0 in
  22. Sun
    10 AM
    68°
    Comfort
    96
    0%
    0 in
  23. Sun
    11 AM
    73°
    Comfort
    99
    0%
    0 in
  24. Sun
    12 PM
    76°
    Comfort
    100
    0%
    0 in
  25. Sun
    1 PM
    78°
    Comfort
    98
    0%
    0 in
  26. Sun
    2 PM
    80°
    Comfort
    97
    0%
    0 in
  27. Sun
    3 PM
    81°
    Comfort
    97
    0%
    0 in
  28. Sun
    4 PM
    82°
    Comfort
    97
    0%
    0 in
  29. Sun
    5 PM
    82°
    Comfort
    99
    0%
    0 in
  30. Sun
    6 PM
    80°
    Comfort
    99
    0%
    0 in
  31. Sun
    7 PM
    75°
    Comfort
    100
    0%
    0 in
  32. Sunset7:20 PM
  33. Sun
    8 PM
    70°
    Comfort
    98
    0%
    0 in
  34. Sun
    9 PM
    67°
    Comfort
    94
    0%
    0 in
  35. Sun
    10 PM
    65°
    Comfort
    93
    0%
    0 in
  36. Sun
    11 PM
    63°
    Comfort
    92
    0%
    0 in
  37. Mon
    12 AM
    62°
    Comfort
    90
    0%
    0 in
  38. Mon
    1 AM
    61°
    Comfort
    89
    0%
    0 in
  39. Mon
    2 AM
    61°
    Comfort
    88
    0%
    0 in
  40. Mon
    3 AM
    60°
    Comfort
    87
    0%
    0 in
  41. Mon
    4 AM
    61°
    Comfort
    86
    0%
    0 in
  42. Mon
    5 AM
    60°
    Comfort
    87
    0%
    0 in
  43. Mon
    6 AM
    58°
    Comfort
    86
    0%
    0 in
  44. Sunrise6:50 AM
  45. Mon
    7 AM
    58°
    Comfort
    85
    0%
    0 in
  46. Mon
    8 AM
    58°
    Comfort
    87
    0%
    0 in
  47. Mon
    9 AM
    68°
    Comfort
    97
    0%
    0 in
  48. Mon
    10 AM
    80°
    Comfort
    99
    0%
    0 in
  49. Mon
    11 AM
    85°
    Comfort
    94
    0%
    0 in
  50. Mon
    12 PM
    90°
    Comfort
    82
    0%
    0 in
  51. Mon
    1 PM
    92°
    Comfort
    77
    0%
    0 in
  52. Mon
    2 PM
    92°
    Comfort
    82
    0%
    0 in

Current Conditions

Temperature
85°F
Feels like 82°F
Humidity
27%
Dew point 47°F
Wind
7 mph
NW • Gusts 11 mph
Cloud Cover
0%
bright
Precip Chance
0%

Comfort Breakdown

Less comfortableMore comfortable
Thermal85
Wind100
Sky Comfort97
Moisture100
Precipitation100

Weather Maps

About the weather maps for Yountville

Each preview is centered on Yountville, with the red pin marking its approximate location. Satellite imagery provides cloud context, radar shows nearby precipitation, and the fog view shows the marine-layer or low-cloud field when that regional layer is available.

These images cover a wider area than the point forecast, so a nearby cloud or rain band may not be directly over Yountville. Open a preview for the interactive map and its latest timestamp before making a weather-sensitive decision.

Climate Dashboard

Current conditions vs. NOAA normals and recent destination baseline

Today's High vs Normal
85°Fforecast
1° below normal
Normal: 86°F
Rainfall Year-to-Date
17.7"
2% above average
30-yr avg: 17.4"
Sunny Days
24last 28 days
1 more than baseline
Recent baseline: 23
Foggy Days
11last 28 days
vs 8 recent baseline
Foggier than usual
Avg Wind Speed
6.1 mphlast 28 days
Typical conditions
Recent baseline: 7.0 mph
Comfort Score
8428-day avg
On par with typical
Recent baseline: 86
What the Yountville climate comparisons mean

These cards compare recent conditions at Yountville 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 Yountville 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.

Historical Climate Data

Long-term weather patterns and climate data

Data sources: NOAA URMA for recent temperature history, NOAA Stage IV for recent precipitation, NOAA HRRR for fog, cloud, wind, humidity, and sunshine signals, and NOAA 1991-2020 climate normals for long-term baselines.

Climate Overview

Based on NOAA 30-year temperature/rain normals (1991-2020) with recent fog/sun baseline

83
Avg Comfort
73.5°
Avg High
46.2°
Avg Low
74%
Perfect Days
☀️ Avg Sunshine (recent)9.2h/day
🌫️ Avg Fog (recent)1.7h/day
💧 Avg Annual Rain27.1"
🌧️ Rainy Days/yr88 (24%)
🌫️ Foggy Days/yr (recent)82
✨ Perfect Days (80+)477

🌟 Best Months to Visit

1. June79
84.4° / 52.8° · ☀️ 12.9h
1 foggy days · 5 rainy days
2. May72
77.3° / 48.7° · ☀️ 12h
6 foggy days · 6 rainy days
3. August72
87.7° / 54.2° · ☀️ 12h
1 foggy days · 5 rainy days

⚠️ Challenging Months

1. December31
57.5° / 37.6° · ☀️ 5.9h
💧 6.2" · 11 rainy days · 15 foggy days
2. February41
62.1° / 40.4° · ☀️ 6.3h
💧 5.6" · 11 rainy days · 9 foggy days
3. January41
57.5° / 38° · ☀️ 7.5h
💧 6.2" · 11 rainy days · 7 foggy days

Monthly Breakdown

MonthComfortHigh/Low☀️ Sun🌫️ Fog💧 RainPerfect
August 20248788.6° / 56.1°11.9h2d0.14"26
September 20248687.8° / 55.7°10.8h4d0.31"26
October 20248583.2° / 54.5°9.4h2d0.3"24
November 20247862.8° / 43.7°6.9h8d8.78"20
December 20247260.3° / 43°5.9h13d8.33"17
January 20258460.1° / 40°7.8h7d1.15"24
February 20257360.4° / 41.8°5.9h10d9.8"16
March 20257761.7° / 42.8°8.6h8d4.6"17
April 20258869.1° / 45.7°10.4h8d0.41"21
May 20259178.5° / 50.7°12.7h1d0.14"30
June 20259281.8° / 51.9°12.9h1d0"30
July 20258981.8° / 54.4°12.3h3d0.03"31
August 20258888.8° / 56.9°12.2h0d0.02"28
September 20258584° / 57.9°9.8h4d0.59"23
October 20258573° / 51.8°8h8d2.33"22
November 20257966.1° / 48.4°7.1h18d4.45"15
December 20256959.1° / 44.1°5.8h16d8.24"10
January 20268061.7° / 41.2°7.2h7d4.73"23
February 20267662.9° / 43.8°6.7h7d5.27"17
March 20269276.3° / 50°10.7h3d1.17"29
April 20268167.1° / 46.9°10.1h8d6.07"21
May 20268370.8° / 50.4°10h7d0.43"7
Last updated: 5/10/2026

Climate Trends

Average Temperature by Month

93°F79°F64°F50°F36°FOct '24Nov '24Dec '24Jan '25Feb '25Mar '25Apr '25May '25Jun '25Jul '25Aug '25Sep '25Oct '25Nov '25Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26Jul '26Aug '26
Average High
Average Low
About the Yountville climate charts

The temperature chart compares average monthly highs and lows at Yountville, 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 Yountville. 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

How to read the temperature heatmap for Yountville

This heatmap shows how average temperature at Yountville changes by hour and month. Read left to right for the seasons and top to bottom for the time of day; warmer colors identify the usual afternoon peaks and cooler colors show overnight and winter lows.

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 to read the fog heatmap for Yountville

This heatmap shows when fog or low cloud is most likely at Yountville. Darker cells mark month-and-hour combinations with a stronger historical fog signal, which helps separate overnight or morning fog from cloud that tends to linger into the afternoon.

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 to read the wind heatmap for Yountville

This heatmap shows the typical hourly wind pattern at Yountville through the year. It makes recurring afternoon wind, calmer overnight periods, and seasonal changes easier to compare than a single daily wind value.

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 to read the cloud cover heatmap for Yountville

This heatmap shows average cloud cover at Yountville 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.

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 to read the solar radiation heatmap for Yountville

This heatmap shows the average solar radiation reaching Yountville 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.

Loading interactive climate heatmaps…

Location Details

📍
Coordinates
38.4016, -122.3608
⛰️
Elevation
92 ft
🏷️
Type
Town
🏷️
Tags
#sunny#hot#wine#fine-dining
Map
Loading map...
Get Directions →

Frequently Asked Questions

Everything you need to know about weather and visiting Yountville

What is the weather at Yountville right now?

Current conditions at Yountville are 85°F, feeling like 82°F, with 27% humidity, winds near 7 mph, 0% cloud cover, and a 0% chance of precipitation. Hot with clear skies

What temperatures are typical at Yountville?

The location-specific record for 1991-01-01 through 2020-12-31 shows an average daily high of 74°F and an average low of 46°F at Yountville. These are averages across the year; the monthly climate table on this page shows the warmer and cooler seasons separately.

How much rain does Yountville get?

The location-specific climate baseline estimates about 27.1 inches of precipitation and 88 days with measurable rain in a typical year at Yountville. The monthly breakdown shows when that rain is most likely.

How often is Yountville foggy?

Yountville averages about 0.0 hours of morning fog per day across the location-specific climate baseline, with approximately 0 foggy days in a typical year. Fog varies considerably by season, so check the monthly breakdown and current forecast for visit planning.

What are the best months to visit Yountville for comfortable weather?

Based on the destination's recorded comfort, temperature, sunshine, rain, and fog data, the strongest months are June 2025 (82°F/52°F average high/low and a 92 comfort score), March 2026 (76°F/50°F average high/low and a 92 comfort score), and May 2025 (79°F/51°F average high/low and a 91 comfort score). “Best” depends on the activity, so use the monthly table for the exact tradeoffs.

What kind of destination is Yountville?

Yountville is a town at 92 feet. Culinary capital of Wine Country. Notable features include sunny, hot, wine, and fine-dining.

💡 Local Tip: San Francisco Bay Area weather can change dramatically within short distances and throughout the day. Always check current conditions before visiting Yountville.