Alpine, CA Weather & Growing Conditions
Tonight
53°F
Mostly Cloudy
Mostly cloudy, with a low around 53. Northwest wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 53°F | Mostly Cloudy | 5 mph NW | 7% |
| Wednesday | 70°F | Sunny | 5 mph W | 0% |
| Wednesday Night | 52°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Thursday | 75°F | Sunny | 5 mph N | 0% |
| Thursday Night | 54°F | Mostly Clear | 0 to 5 mph NE | 0% |
| Friday | 77°F | Sunny | 5 mph NE | 0% |
| Friday Night | 56°F | Clear | 5 to 10 mph NE | 0% |
| Saturday | 79°F | Sunny | 5 to 10 mph NE | 0% |
| Saturday Night | 58°F | Mostly Clear | 5 to 15 mph NE | 0% |
| Sunday | 80°F | Sunny | 5 to 15 mph NE | 0% |
| Sunday Night | 60°F | Partly Cloudy | 5 to 15 mph NE | 0% |
| Monday | 79°F | Mostly Sunny | 5 mph N | 0% |
| Monday Night | 58°F | Partly Cloudy | 0 to 5 mph N | 1% |
| Tuesday | 77°F | Mostly Sunny | 0 to 5 mph NW | 2% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Alpine, CA
Last spring frost
Feb 12
First fall frost
Dec 24
Growing season
317 days
Hardiness zone
9b
Explore more for Alpine, CA: full frost dates · planting calendar · California frost dates
Climate data from the nearest NOAA station, Alpine, Ca (3.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.