Weather in Sonoma County for September 2024
Until now, September 2024 in Sonoma County has been nearly identical to the historical average, with a temperature of 26.4 °F (showing only a slight deviation of -0.1 °F).
The forecast for the next days in Sonoma County predicts temperatures to be around 34 °F, close to the historical average.
In general, the average temperature in Sonoma County at the beginning of September is 27.3 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 36 °F by the end of September.
With an average of 2 rainy days, Sonoma County experiences minimal rainfall in September, ensuring that most days remain pleasantly dry.
- New! Chat with our AI weatherman - it’s amazing and free.
Sonoma County in September average weather
Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
---|---|---|---|---|---|---|
1 23° | ||||||
2 23° | 3 29° | 4 31° | 5 31° | 6 28° | 7 26° | 8 27° |
9 28° | 10 26° | 11 28° | 12 27° | 13 29° | 14 27° | 15 24° |
16 23° | 17 21° | 18 24° | 19 29° | 20 21° | 21 32° | 22 34° |
23 38° | 24 36° | 25 27° | 26 33° | 27 39° | 28 40° | 29 39° |
30 38° |
You can click on date
Temperatures trend during September in Sonoma County
September weather day by day
Date | Weather | Temperatures | Rain | UV | More |
---|---|---|---|---|---|
Sept. 1 | Mist | 23° /11° | 0 mm | 6 | |
Sept. 2 | Patchy rain possible | 23° /11° | 0.1 mm | 6 | |
Sept. 3 | Mist | 29° /11° | 0 mm | 7 | |
Sept. 4 | Partly cloudy | 31° /13° | 0 mm | 8 | |
Sept. 5 | Cloudy | 31° /12° | 0 mm | 7 | |
Sept. 6 | Mist | 28° /10° | 0 mm | 7 | |
Sept. 7 | Mist | 26° /9° | 0 mm | 7 | |
Sept. 8 | Overcast | 27° /10° | 0 mm | 7 | |
Sept. 9 | Mist | 28° /9° | 0 mm | 7 | |
Sept. 10 | Cloudy | 26° /9° | 0 mm | 6 | |
Sept. 11 | Sunny | 28° /10° | 0 mm | 8 | |
Sept. 12 | Cloudy | 27° /10° | 0 mm | 7 | |
Sept. 13 | Partly cloudy | 29° /11° | 0 mm | 8 | |
Sept. 14 | Mist | 27° /11° | 0 mm | 7 | |
Sept. 15 | Mist | 24° /10° | 0 mm | 6 | |
Sept. 16 | Mist | 23° /10° | 0 mm | 6 | |
Sept. 17 | Mist | 21° /10° | 0 mm | 5 | |
Sept. 18 | Mist | 24° /10° | 0 mm | 5 | |
Sept. 19 | Partly cloudy | 29° /12° | 0 mm | 6 | |
Sept. 20 | Mist | 21° /12° | 0 mm | 6 | |
Sept. 21 | Partly cloudy | 32° /10° | 0 mm | 7 | |
Sept. 22 | Sunny | 34° /13° | 0 mm | 7 | |
Sept. 23 | Sunny | 38° /16° | 0 mm | 6 | |
Sept. 24 | Sunny | 36° /16° | 0 mm | 6 | |
Sept. 25 | Sunny | 27° /13° | 0 mm | 5 | |
Sept. 26 | Sunny | 33° /13° | 0 mm | 6 | |
Sept. 27 | Sunny | 39° /17° | 0 mm | 7 | |
Sept. 28 | Sunny | 40° /20° | 0 mm | 7 | |
Sept. 29 | Sunny | 39° /20° | 0 mm | 7 | |
Sept. 30 | Sunny | 38° /19° | 0 mm | 7 | |
Next |
Sonoma County in September - FAQ
Quick links
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.