Dillon Beach Weather

BeachSan Francisco Bay Area

Marin/Sonoma coast community

65°
🙂
Comfort Score
84(B)
Great
Weather updated September 12, 2026 at 3:46 PM PDT

Dillon Beach weather at a glance

Dillon Beach is a beach at 10 feet in San Francisco Bay Area. Marin/Sonoma coast community. Notable features include cool, foggy, quiet, and tide-pools.

Current conditions are 65°F, feeling like 58°F, with 71% humidity, winds near 22 mph, 6% cloud cover, and a 0% chance of precipitation. Mild and windy with clear skies.

The location-specific climate baseline shows an average daily high of 61°F and an average low of 49°F, with about 0.0 hours of sunshine per day and 0.0 hours of morning fog per day. Expected annual precipitation is approximately 39.2 inches.

Plan your week

10-Day Forecast

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  1. Today
    Sep 12
    67°55°
    Comfort
    92
    0%
    Precip 0 in
  2. Sun
    Sep 13
    68°55°
    Comfort
    93
    0%
    Precip 0 in
  3. Best day
    Mon
    Sep 14
    75°54°
    Comfort
    96
    0%
    Precip 0 in
  4. Tue
    Sep 15
    79°51°
    Comfort
    92
    0%
    Precip 0 in
  5. Wed
    Sep 16
    73°52°
    Comfort
    95
    1%
    Precip 0 in
  6. Thu
    Sep 17
    74°53°
    Comfort
    96
    1%
    Precip 0 in
  7. Fri
    Sep 18
    71°53°
    Comfort
    96
    0%
    Precip 0 in
  8. Sat
    Sep 19
    72°51°
    Comfort
    95
    1%
    Precip 0 in
  9. Sun
    Sep 20
    73°52°
    Comfort
    89
    2%
    Precip 0 in
  10. Mon
    Sep 21
    73°53°
    Comfort
    90
    2%
    Precip 0 in

Hour by hour

Hourly Forecast

Drag or swipe to browse
  1. Today
    Now
    65°
    Comfort
    87
    0%
    0 in
  2. Today
    4 PM
    65°
    Comfort
    84
    0%
    0 in
  3. Today
    5 PM
    64°
    Comfort
    80
    0%
    0 in
  4. Today
    6 PM
    62°
    Comfort
    79
    0%
    0 in
  5. Today
    7 PM
    61°
    Comfort
    79
    0%
    0 in
  6. Sunset7:24 PM
  7. Today
    8 PM
    59°
    Comfort
    78
    0%
    0 in
  8. Today
    9 PM
    59°
    Comfort
    80
    0%
    0 in
  9. Today
    10 PM
    58°
    Comfort
    83
    0%
    0 in
  10. Today
    11 PM
    57°
    Comfort
    85
    0%
    0 in
  11. Sun
    12 AM
    57°
    Comfort
    84
    0%
    0 in
  12. Sun
    1 AM
    56°
    Comfort
    84
    0%
    0 in
  13. Sun
    2 AM
    56°
    Comfort
    82
    0%
    0 in
  14. Sun
    3 AM
    56°
    Comfort
    80
    0%
    0 in
  15. Sun
    4 AM
    56°
    Comfort
    80
    0%
    0 in
  16. Sun
    5 AM
    56°
    Comfort
    82
    0%
    0 in
  17. Sun
    6 AM
    56°
    Comfort
    82
    0%
    0 in
  18. Sunrise6:51 AM
  19. Sun
    7 AM
    55°
    Comfort
    82
    0%
    0 in
  20. Sun
    8 AM
    58°
    Comfort
    86
    0%
    0 in
  21. Sun
    9 AM
    62°
    Comfort
    88
    0%
    0 in
  22. Sun
    10 AM
    66°
    Comfort
    92
    0%
    0 in
  23. Sun
    11 AM
    68°
    Comfort
    91
    0%
    0 in
  24. Sun
    12 PM
    68°
    Comfort
    89
    0%
    0 in
  25. Sun
    1 PM
    67°
    Comfort
    87
    0%
    0 in
  26. Sun
    2 PM
    67°
    Comfort
    86
    0%
    0 in
  27. Sun
    3 PM
    67°
    Comfort
    85
    0%
    0 in
  28. Sun
    4 PM
    66°
    Comfort
    83
    0%
    0 in
  29. Sun
    5 PM
    65°
    Comfort
    83
    0%
    0 in
  30. Sun
    6 PM
    63°
    Comfort
    80
    0%
    0 in
  31. Sun
    7 PM
    62°
    Comfort
    84
    0%
    0 in
  32. Sunset7:22 PM
  33. Sun
    8 PM
    60°
    Comfort
    86
    0%
    0 in
  34. Sun
    9 PM
    59°
    Comfort
    87
    0%
    0 in
  35. Sun
    10 PM
    59°
    Comfort
    87
    0%
    0 in
  36. Sun
    11 PM
    58°
    Comfort
    86
    0%
    0 in
  37. Mon
    12 AM
    57°
    Comfort
    86
    0%
    0 in
  38. Mon
    1 AM
    56°
    Comfort
    85
    0%
    0 in
  39. Mon
    2 AM
    56°
    Comfort
    85
    0%
    0 in
  40. Mon
    3 AM
    55°
    Comfort
    84
    0%
    0 in
  41. Mon
    4 AM
    55°
    Comfort
    83
    0%
    0 in
  42. Mon
    5 AM
    55°
    Comfort
    83
    0%
    0 in
  43. Mon
    6 AM
    55°
    Comfort
    83
    0%
    0 in
  44. Sunrise6:52 AM
  45. Mon
    7 AM
    54°
    Comfort
    83
    0%
    0 in
  46. Mon
    8 AM
    58°
    Comfort
    88
    0%
    0 in
  47. Mon
    9 AM
    65°
    Comfort
    94
    0%
    0 in
  48. Mon
    10 AM
    69°
    Comfort
    97
    0%
    0 in
  49. Mon
    11 AM
    73°
    Comfort
    100
    0%
    0 in
  50. Mon
    12 PM
    75°
    Comfort
    100
    0%
    0 in
  51. Mon
    1 PM
    72°
    Comfort
    100
    0%
    0 in
  52. Mon
    2 PM
    71°
    Comfort
    100
    0%
    0 in

Current Conditions

Temperature
65°F
Feels like 58°F
Humidity
71%
Dew point 55°F
Wind
22 mph
NW • Gusts 32 mph
Cloud Cover
6%
bright
Precip Chance
0%

Comfort Breakdown

Less comfortableMore comfortable
Thermal80
Wind52
Sky Comfort96
Moisture100
Precipitation100

Weather Maps

About the weather maps for Dillon Beach

Each preview is centered on Dillon Beach, 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 Dillon Beach. 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
67°Fforecast
0° above normal
Normal: 67°F
Rainfall Year-to-Date
14.0"
42% below average
30-yr avg: 24.2"
Sunny Days
25last 28 days
1 more than baseline
Recent baseline: 24
Foggy Days
7last 28 days
vs 12 recent baseline
Clearer than usual
Avg Wind Speed
12.1 mphlast 28 days
Typical conditions
Recent baseline: 11.7 mph
Comfort Score
7628-day avg
On par with typical
Recent baseline: 75
What the Dillon Beach climate comparisons mean

These cards compare recent conditions at Dillon Beach 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 Dillon Beach 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

77
Avg Comfort
61.4°
Avg High
48.6°
Avg Low
52%
Perfect Days
☀️ Avg Sunshine (recent)9h/day
🌫️ Avg Fog (recent)2.4h/day
💧 Avg Annual Rain39.2"
🌧️ Rainy Days/yr101 (28%)
🌫️ Foggy Days/yr (recent)125
✨ Perfect Days (80+)335

🌟 Best Months to Visit

1. May70
61.3° / 48.9° · ☀️ 12.7h
5 foggy days · 6 rainy days
2. June65
64.1° / 50.4° · ☀️ 12.1h
12 foggy days · 5 rainy days
3. August64
65.7° / 52.6° · ☀️ 11.1h
14 foggy days · 5 rainy days

⚠️ Challenging Months

1. December30
56.3° / 44.8° · ☀️ 6.1h
💧 9.3" · 15 rainy days · 14 foggy days
2. February32
57.8° / 45.8° · ☀️ 6.2h
💧 8.4" · 13 rainy days · 12 foggy days
3. January37
56.1° / 44.9° · ☀️ 7.4h
💧 6.2" · 13 rainy days · 8 foggy days

Monthly Breakdown

MonthComfortHigh/Low☀️ Sun🌫️ Fog💧 RainPerfect
August 20248467.7° / 52.2°11.1h11d0.19"18
September 20248467.4° / 51.2°9.9h13d0.12"22
October 20248870.1° / 50.4°9.1h5d0.56"27
November 20247559.5° / 43.9°7h6d7.3"16
December 20246958.1° / 44.2°6.2h10d7.48"11
January 20257957° / 39°7.8h9d1.29"18
February 20256756.5° / 41.6°6.2h10d8.14"12
March 20257256.1° / 44.1°8.9h4d4.14"11
April 20257557.6° / 45.4°10.4h13d0.58"8
May 20258261.7° / 48.1°13h3d0.12"22
June 20258061.9° / 49.6°12.1h12d0"19
July 20257561.9° / 51.2°10.4h22d0.05"10
August 20258367° / 53.4°11h15d0"20
September 20258569.1° / 55.3°9.5h7d0.7"22
October 20258065.8° / 50.8°8.2h12d2.03"18
November 20257261.5° / 48.2°6.9h18d4.23"10
December 20256557° / 43.9°5.9h18d7.17"4
January 20267458.4° / 43.1°7h6d3.3"17
February 20266859.1° / 45.3°6.1h13d5.51"10
March 20268664.6° / 46.8°10.9h4d0.32"24
April 20267659.8° / 47.4°10.6h6d4.25"13
May 20267359.7° / 50°11.8h4d0.59"3
Last updated: 5/10/2026

Climate Trends

Average Temperature by Month

66°F60°F54°F48°F41°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 Dillon Beach climate charts

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

This heatmap shows how average temperature at Dillon Beach 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 Dillon Beach

This heatmap shows when fog or low cloud is most likely at Dillon Beach. 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 Dillon Beach

This heatmap shows the typical hourly wind pattern at Dillon Beach 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 Dillon Beach

This heatmap shows average cloud cover at Dillon Beach 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 Dillon Beach

This heatmap shows the average solar radiation reaching Dillon Beach 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
38.2469, -122.9664
⛰️
Elevation
10 ft
🏷️
Type
Beach
🏷️
Tags
#cool#foggy#quiet#tide-pools
Map
Loading map...
Get Directions →

Frequently Asked Questions

Everything you need to know about weather and visiting Dillon Beach

What is the weather at Dillon Beach right now?

Current conditions at Dillon Beach are 65°F, feeling like 58°F, with 71% humidity, winds near 22 mph, 6% cloud cover, and a 0% chance of precipitation. Mild and windy with clear skies

What temperatures are typical at Dillon Beach?

The location-specific record for 1991-01-01 through 2020-12-31 shows an average daily high of 61°F and an average low of 49°F at Dillon Beach. These are averages across the year; the monthly climate table on this page shows the warmer and cooler seasons separately.

How much rain does Dillon Beach get?

The location-specific climate baseline estimates about 39.2 inches of precipitation and 101 days with measurable rain in a typical year at Dillon Beach. The monthly breakdown shows when that rain is most likely.

How often is Dillon Beach foggy?

Dillon Beach 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 Dillon Beach for comfortable weather?

Based on the destination's recorded comfort, temperature, sunshine, rain, and fog data, the strongest months are October 2024 (70°F/50°F average high/low and a 88 comfort score), March 2026 (65°F/47°F average high/low and a 86 comfort score), and September 2025 (69°F/55°F average high/low and a 85 comfort score). “Best” depends on the activity, so use the monthly table for the exact tradeoffs.

What kind of destination is Dillon Beach?

Dillon Beach is a beach at 10 feet. Marin/Sonoma coast community. Notable features include cool, foggy, quiet, and tide-pools.

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