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Weather in Sonoma County for March 2025

Your guide to Sonoma County weather in March - trends and predictions
  • In general, the average temperature in Sonoma County at the beginning of March is 10.9 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 12.9 °F by the end of March.

  • Expect significant rainfall in Sonoma County during March, with an average of 17 rainy days.

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Average dry days
14
Dry days
Average rainy days
17
Rainy days
Average snowy days
0
Snow days
Average temperatures
14°/5°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Sonoma County in March average weather

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Temperatures trend during March in Sonoma County

See the weather trend as well as the moving average line

March weather day by day

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Date Weather Temperatures Rain UV More
Mar. 1 Light rain shower
Light rain shower
9° /6° 15.8 mm 2
Mar. 2 Light rain shower
Light rain shower
8° /5° 14.5 mm 2
Mar. 3 Light rain shower
Light rain shower
9° /2° 4.1 mm 2
Mar. 4 Light rain shower
Light rain shower
10° /2° 4.2 mm 2
Mar. 5 Light rain shower
Light rain shower
12° /6° 1.1 mm 3
Mar. 6 Light rain shower
Light rain shower
14° /6° 2 mm 3
Mar. 7 Mist
Mist
14° /4° 0 mm 3
Mar. 8 Sunny
Sunny
15° /3° 0 mm 5
Mar. 9 Patchy rain possible
Patchy rain possible
12° /4° 0.3 mm 3
Mar. 10 Heavy rain
Heavy rain
10° /4° 15.4 mm 3
Mar. 11 Patchy rain possible
Patchy rain possible
12° /2° 0.5 mm 3
Mar. 12 Light drizzle
Light drizzle
14° /5° 4.1 mm 3
Mar. 13 Sunny
Sunny
16° /3° 0 mm 5
Mar. 14 Sunny
Sunny
17° /5° 0 mm 5
Mar. 15 Sunny
Sunny
20° /8° 0 mm 6
Mar. 16 Sunny
Sunny
19° /6° 0 mm 5
Mar. 17 Sunny
Sunny
19° /5° 0 mm 5
Mar. 18 Sunny
Sunny
20° /7° 0 mm 6
Mar. 19 Sunny
Sunny
18° /7° 0 mm 5
Mar. 20 Overcast
Overcast
16° /5° 0 mm 4
Mar. 21 Cloudy
Cloudy
17° /5° 0 mm 4
Mar. 22 Light rain shower
Light rain shower
13° /7° 12.7 mm 3
Mar. 23 Light rain shower
Light rain shower
11° /5° 12.2 mm 3
Mar. 24 Light rain shower
Light rain shower
15° /5° 1.3 mm 4
Mar. 25 Partly cloudy
Partly cloudy
15° /4° 0 mm 5
Mar. 26 Mist
Mist
16° /3° 0 mm 4
Mar. 27 Light rain shower
Light rain shower
12° /4° 7.2 mm 3
Mar. 28 Light rain shower
Light rain shower
12° /4° 1.5 mm 3
Mar. 29 Light rain shower
Light rain shower
8° /5° 21.2 mm 2
Mar. 30 Patchy light drizzle
Patchy light drizzle
13° /5° 4 mm 3
Mar. 31 Patchy rain possible
Patchy rain possible
14° /5° 0.2 mm 3
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Important Notice
Our weather forecast for Sonoma County in March is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Sonoma County forecast closer to your planned date for the most up-to-date weather information.

Sonoma County in March - FAQ

What are the expected maximum and minimum temperatures in Sonoma County during March?
During March, expect a variety of temperatures with highs around 14° and lows near 5°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sonoma County during March?
Significant rainfall exceeding 122.3 mm is expected in Sonoma County during March, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Sonoma County during March?
The average wind speed in Sonoma County during March is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
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Location coordinates Where is Sonoma County?

Get accurate weather forecasts for Sonoma County, located at latitude 38.44 and longitude -122.714. Stay updated with localized weather information tailored for Sonoma County.

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