Angwin, CA Weather & Growing Conditions
Tonight
55°F
Partly Cloudy
Partly cloudy, with a low around 55. West wind 0 to 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 55°F | Partly Cloudy | 0 to 6 mph W | 0% |
| Sunday | 85°F | Partly Sunny | 0 to 7 mph SSE | 0% |
| Sunday Night | 54°F | Mostly Cloudy | 0 to 3 mph SW | 0% |
| Monday | 86°F | Sunny | 1 to 8 mph SW | 0% |
| Monday Night | 51°F | Mostly Clear | 0 to 8 mph WSW | 0% |
| Tuesday | 87°F | Patchy Fog then Sunny | 0 to 7 mph SSW | 0% |
| Tuesday Night | 55°F | Mostly Clear | 0 to 7 mph W | 0% |
| Wednesday | 92°F | Sunny | 0 to 5 mph NE | 0% |
| Wednesday Night | 58°F | Mostly Clear | 0 to 5 mph NNW | 0% |
| Thursday | 93°F | Sunny | 0 to 8 mph SSW | 0% |
| Thursday Night | 57°F | Mostly Clear | 0 to 8 mph W | 0% |
| Friday | 87°F | Mostly Sunny | 1 to 8 mph WSW | 1% |
| Friday Night | 54°F | Mostly Clear | 1 to 8 mph WSW | 1% |
| Saturday | 81°F | Sunny | 1 to 8 mph WSW | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Angwin, CA
Last spring frost
Apr 7
First fall frost
Dec 5
Growing season
245 days
Hardiness zone
9a
Explore more for Angwin, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Angwin Pacific Union College, Ca (6.7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.