20°
Overcast, feels like 19°.
Santa Rosa, California, United States · Wednesday, 4 November 2026
Low/High
9°/20°
Humidity
75%
Chance of rain
15%
Wind
10.8 km/h
UV
3.9
Temperature Tomorrow
Santa Rosa Weather Tomorrow by Time of Day
| Time of day | Weather | Weather | Temperature | Chance of rain |
|---|---|---|---|---|
| Morning |  | Partly cloudy | 9–17°C | 0% |
| Afternoon | | Partly cloudy | 19–20°C | 0% |
| Evening | | Overcast | 13–16°C | 0% |
| Night |  | Overcast | 11–12°C | 0% |
Santa Rosa Weather Tomorrow — Wednesday, 4 November 2026
| Date | Low/High | Weather | Chance of rain | Wind | Summary |
|---|---|---|---|---|---|
| 9 °/20 ° |
Overcast
|
15% | 11 km/h | Wed 4 Nov WeatherLow/High9°/20° Humidity75% Pressure1011 hPa Sunrise/Sunset |
Santa Rosa Hourly Weather Tomorrow
| Time | Weather | Weather | Temperature | Feels like | Rain | Humidity | Wind |
|---|---|---|---|---|---|---|---|
| Overcast | 13° | 12° | 15% | 87% | 3 km/h | |
| Overcast | 12° | 11° | 6% | 84% | 3 km/h | |
| Overcast | 11° | 10° | 2% | 86% | 3 km/h | |
| Overcast | 10° | 9° | 1% | 85% | 1 km/h | |
| Overcast | 9° | 8° | 0% | 85% | 2 km/h | |
| Overcast | 9° | 8° | 0% | 84% | 1 km/h | |
| Partly cloudy | 9° | 7° | 0% | 85% | 4 km/h | |
| Partly cloudy | 9° | 7° | 0% | 80% | 2 km/h | |
| Partly cloudy | 11° | 10° | 0% | 87% | 2 km/h | |
 | Clear sky | 13° | 13° | 0% | 81% | 4 km/h | |
| Clear sky | 15° | 15° | 0% | 73% | 6 km/h | |
| Mostly clear | 17° | 17° | 0% | 69% | 6 km/h | |
| Partly cloudy | 19° | 18° | 0% | 61% | 7 km/h | |
| Partly cloudy | 20° | 18° | 0% | 49% | 9 km/h | |
| Partly cloudy | 20° | 19° | 0% | 55% | 9 km/h | |
| Overcast | 19° | 18° | 0% | 64% | 11 km/h | |
| Overcast | 19° | 18° | 0% | 63% | 9 km/h | |
| Overcast | 16° | 16° | 0% | 71% | 6 km/h | |
| Overcast | 14° | 13° | 0% | 71% | 9 km/h | |
| Overcast | 13° | 12° | 0% | 75% | 8 km/h | |
| Overcast | 13° | 12° | 0% | 74% | 3 km/h | |
| Overcast | 12° | 10° | 0% | 75% | 8 km/h | |
 | Mostly clear | 11° | 10° | 0% | 76% | 5 km/h | |
| Overcast | 11° | 10° | 0% | 76% | 1 km/h | |
Summary
Tomorrow, Wednesday 4 November 2026, the weather in Santa Rosa is forecast to be overcast, with temperatures of 9–20°C and a chance of rain of up to 15%. It should stay mostly dry.
Updated at 21:48 local time, 3 November 2026
Santa Rosa Hourly Temperature and Chance of Rain
Santa Rosa Air Quality
Good · AQI 39Air quality is good and poses little or no risk for outdoor activity.
PM2.5 (µg/m³)5.5
PM10 (µg/m³)6.5
O₃ (µg/m³)33
NO₂ (µg/m³)13
SO₂ (µg/m³)0.7
CO (µg/m³)189
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