Calpella, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Calpella, a community in Mendocino County, California.
Tonight
51°F
Mostly Clear
Mostly clear, with a low around 51. Northwest wind around 1 mph.
7-day forecast for Calpella
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 51°F | Mostly Clear | 1 mph NW | 0% |
| Saturday | 90°F | Sunny | 1 to 9 mph WNW | 0% |
| Saturday Night | 52°F | Mostly Cloudy | 0 to 8 mph W | 0% |
| Sunday | 88°F | Partly Sunny | 0 to 7 mph WSW | 0% |
| Sunday Night | 53°F | Mostly Cloudy | 0 to 7 mph W | 0% |
| Monday | 91°F | Sunny | 0 to 8 mph WNW | 0% |
| Monday Night | 53°F | Mostly Clear | 0 to 8 mph NW | 0% |
| Tuesday | 91°F | Sunny | 0 to 8 mph WNW | 0% |
| Tuesday Night | 53°F | Mostly Clear | 0 to 8 mph NNW | 0% |
| Wednesday | 94°F | Sunny | 0 to 8 mph NNW | 0% |
| Wednesday Night | 56°F | Mostly Clear | 0 to 8 mph NW | 0% |
| Thursday | 94°F | Sunny | 0 to 8 mph WNW | 0% |
| Thursday Night | 55°F | Partly Cloudy | 0 to 8 mph NNW | 1% |
| Friday | 88°F | Mostly Sunny | 0 to 9 mph WNW | 1% |
Forecast source: National Weather Service (api.weather.gov) for Calpella (39.234, -123.194). Updated through the day.
Growing snapshot for Calpella
Last spring frost
Apr 8
First fall frost
Nov 6
Growing season
211 days
Hardiness zone
9a
More local growing data for Calpella: nearby ZIP 95470 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Potter Valley Powerhouse, Ca (7.3 mi from Calpella). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.