The temperatures in Sonoma in March are quite cold with temperatures between 6°C and 16°C, warm clothes are a must.
You can expect about 3 to 8 days of rain in Sonoma during the month of March. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Sonoma in March 2025.
If you’re planning to visit Sonoma in the near future, we highly recommend that you review the 14 day weather forecast for Sonoma before you arrive.
Temperatures
16° / 6°
Rainy Days
7
Snowy Days
0
Dry Days
24
Rainfall
117
mm
Sun Hours
6.6
Hrs
