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
| 17 March 2026 Tue 30.3 ° C ( 86.5°F )  Sunny |
Feels Like : 29.3 ° C / 84.8°F Humidity : % 30 Pressure : 1015 mb Wind Speed : 5 kmph / 3.1 miles from SW 
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 |
|---|---|---|---|---|---|---|---|
| 17 March 2026 Tue | Sunny |
9.3 ° C | 32.9 ° C | 20.1 ° C | % 55 | 5.4 km/h | 0% |
| 18 March 2026 Wed | Sunny |
13 ° C | 30.9 ° C | 19.9 ° C | % 72 | 7.2 km/h | 0% |
| 19 March 2026 Thu | Sunny |
12.4 ° C | 31.9 ° C | 20.5 ° C | % 62 | 6.1 km/h | 0% |
| 20 March 2026 Fri | Sunny |
15.7 ° C | 31.9 ° C | 21.6 ° C | % 59 | 6.5 km/h | 0% |
| 21 March 2026 Sat |  Overcast |
8.6 ° C | 26.2 ° C | 17.1 ° C | % 60 | 13.7 km/h | 0% |
| 22 March 2026 Sun | Sunny |
8 ° C | 25.9 ° C | 13.1 ° C | % 68 | 9.4 km/h | 0% |
| 23 March 2026 Mon |  Partly Cloudy |
10.8 ° C | 19.9 ° C | 14.6 ° C | % 70 | 6.1 km/h | 0% |
| 24 March 2026 Tue | Partly Cloudy |
8.8 ° C | 20.4 ° C | 13 ° C | % 53 | 14.4 km/h | 0% |
| 25 March 2026 Wed | Sunny |
4.6 ° C | 17 ° C | 10.3 ° C | % 58 | 21.2 km/h | 0% |
| 26 March 2026 Thu | Partly Cloudy |
2.3 ° C | 19.3 ° C | 9.6 ° C | % 56 | 8.6 km/h | 0% |
| 27 March 2026 Fri | Sunny |
5.3 ° C | 24 ° C | 13.3 ° C | % 45 | 6.8 km/h | 0% |
| 28 March 2026 Sat | Sunny |
8.4 ° C | 25.7 ° C | 15.1 ° C | % 44 | 9 km/h | 0% |
| 29 March 2026 Sun | Partly Cloudy |
11 ° C | 24.9 ° C | 16 ° C | % 54 | 6.8 km/h | 0% |
| 30 March 2026 Mon |  Cloudy |
10.5 ° C | 26.9 ° C | 16.6 ° C | % 40 | 9.4 km/h | 0% |
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