Weather in Solano County, California for December 2025
Until now, December 2025 in Solano County has been nearly identical to the historical average, with a temperature of 15.1 °F (showing only a slight deviation of -0.1 °F).
Expect cooler weather in the next days in Solano County with the forecast suggesting a temperature of 13.9 °F, lower than the historical average.
In general, the average temperature in Solano County at the beginning of December is 15.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 11.7 °F by the end of December.
The climate of Solano County in December is notably wet, with an average of 11 rainy days, and a total of 225 mm of precipitation.
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Solano County Weather December
Temperatures trend during December in Solano County
December weather in Solano County day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 16° /5° | 0 mm | 5 | |
| Dec. 2 |  Sunny | 17° /6° | 0 mm | 5 | |
| Dec. 3 |  Partly cloudy | 17° /6° | 0 mm | 5 | |
| Dec. 4 | Sunny | 16° /5° | 0 mm | 5 | |
| Dec. 5 | Overcast | 15° /6° | 0 mm | 4 | |
| Dec. 6 | Overcast | 17° /7° | 0 mm | 4 | |
| Dec. 7 | Overcast | 13° /5° | 0 mm | 3 | |
| Dec. 8 |  Cloudy | 14° /6° | 0 mm | 4 | |
| Dec. 9 | Sunny | 14° /6° | 0 mm | 4 | |
| Dec. 10 | Sunny | 15° /3° | 0 mm | 4 | |
| Dec. 11 | Overcast | 14° /3° | 0 mm | 3 | |
| Dec. 12 |  Moderate or heavy rain shower | 15° /6° | 15.5 mm | 4 | |
| Dec. 13 |  Heavy rain at times | 15° /7° | 3.2 mm | 4 | |
| Dec. 14 | Moderate or heavy rain shower | 14° /5° | 46.7 mm | 4 | |
| Dec. 15 | Overcast | 13° /5° | 0 mm | 3 | |
| Dec. 16 |  Fog | 15° /6° | 0.1 mm | 0.4 | |
| Dec. 17 | Overcast | 17° /11° | 0 mm | 0.4 | |
| Dec. 18 | Mist | 15° /9° | 0 mm | 0.4 | |
| Dec. 19 |  Patchy rain possible | 17° /10° | 0.7 mm | 0.4 | |
| Dec. 20 | Patchy rain possible | 17° /13° | 0.6 mm | 0 | |
| Dec. 21 | Patchy rain possible | 15° /13° | 1.6 mm | 3 | |
| Dec. 22 | Patchy rain possible | 14° /10° | 1.2 mm | 3 | |
| Dec. 23 | Patchy rain possible | 15° /9° | 3.4 mm | 3 | |
| Dec. 24 |  Moderate rain | 10° /8° | 7.8 mm | 2 | |
| Dec. 25 | Moderate rain | 12° /8° | 5.1 mm | 2 | |
| Dec. 26 | Sunny | 12° /5° | 0 mm | 3 | |
| Dec. 27 | Partly cloudy | 9° /4° | 0 mm | 3 | |
| Dec. 28 | Sunny | 12° /3° | 0 mm | 3 | |
| Dec. 29 | Partly cloudy | 15° /6° | 0 mm | 4 | |
| Dec. 30 | Cloudy | 13° /4° | 0 mm | 3 | |
| Dec. 31 | Mist | 9° /0° | 0 mm | 2 | |
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Solano County in December - FAQ
December rainfall patterns in Solano County
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Where is Solano County?Get accurate weather forecasts for Solano County, located at latitude 38.249 and longitude -122.04. Stay updated with localized weather information tailored for Solano County.