Sonoma County Airport (STS) 15 Day Weather Forecast, Santa Rosa United States
Current weather conditions and 15 day weather forecast for Sonoma County Airport in Santa Rosa, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at STS
| 14 March 2026 Sat 7.2 ° C ( 45°F )  Clear |
Feels Like : 6.4 ° C / 43.6°F Humidity : % 93 Pressure : 1018 mb Wind Speed : 5.4 kmph / 3.4 miles from NW 
Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15-day weather forecast for Sonoma County Airport, Santa Rosa, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 March 2026 Sat | Sunny |
8.9 ° C | 26 ° C | 15.6 ° C | % 67 | 12.6 km/h | 0% |
| 15 March 2026 Sun | Sunny |
7.8 ° C | 25.6 ° C | 15.8 ° C | % 59 | 6.5 km/h | 0% |
| 16 March 2026 Mon | Sunny |
12.2 ° C | 29.2 ° C | 18.7 ° C | % 56 | 5.8 km/h | 0% |
| 17 March 2026 Tue | Sunny |
13.1 ° C | 29.2 ° C | 19.7 ° C | % 58 | 6.8 km/h | 0% |
| 18 March 2026 Wed | Sunny |
12.9 ° C | 30.2 ° C | 17.7 ° C | % 59 | 5.8 km/h | 0% |
| 19 March 2026 Thu | Sunny |
14.4 ° C | 30.7 ° C | 20.8 ° C | % 57 | 7.2 km/h | 0% |
| 20 March 2026 Fri |  Partly Cloudy |
15.3 ° C | 29.4 ° C | 20.7 ° C | % 65 | 6.5 km/h | 0% |
| 21 March 2026 Sat | Sunny |
12.4 ° C | 24.4 ° C | 17.2 ° C | % 64 | 12.2 km/h | 0% |
| 22 March 2026 Sun | Sunny |
5.2 ° C | 18 ° C | 11.1 ° C | % 66 | 20.2 km/h | 0% |
| 23 March 2026 Mon |  Overcast |
4 ° C | 17.9 ° C | 9.7 ° C | % 66 | 9.7 km/h | 0% |
| 24 March 2026 Tue |  Cloudy |
4.9 ° C | 15.9 ° C | 9.4 ° C | % 65 | 10.8 km/h | 0% |
| 25 March 2026 Wed |  Patchy rain nearby |
4.6 ° C | 15.6 ° C | 9.4 ° C | % 75 | 16.2 km/h | 0% |
| 26 March 2026 Thu | Sunny |
2.7 ° C | 18.9 ° C | 9.9 ° C | % 70 | 8.6 km/h | 0% |
| 27 March 2026 Fri | Cloudy |
6.3 ° C | 22.7 ° C | 13.1 ° C | % 57 | 11.2 km/h | 0% |
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