Alderpoint, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Alderpoint, a community in Humboldt County, California.
This Afternoon
64°F
Mostly Cloudy
Mostly cloudy. High near 64, with temperatures falling to around 60 in the afternoon. North northwest wind around 6 mph.
7-day forecast for Alderpoint
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 64°F | Mostly Cloudy | 6 mph NNW | 2% |
| Tonight | 41°F | Partly Cloudy | 2 to 6 mph NNE | 2% |
| Thursday | 69°F | Sunny | 6 mph N | 0% |
| Thursday Night | 43°F | Partly Cloudy | 5 mph NNE | 0% |
| Friday | 71°F | Mostly Sunny | 3 mph NNW | 0% |
| Friday Night | 46°F | Mostly Clear | 2 to 6 mph NE | 0% |
| Saturday | 75°F | Sunny | 0 to 3 mph SSE | 0% |
| Saturday Night | 45°F | Partly Cloudy then Patchy Fog | 2 mph ESE | 3% |
| Sunday | 69°F | Patchy Fog then Mostly Sunny | 2 mph NNW | 3% |
| Sunday Night | 45°F | Mostly Cloudy then Patchy Fog | 2 mph NNE | 1% |
| Monday | 67°F | Patchy Fog then Partly Sunny | 2 mph N | 2% |
| Monday Night | 44°F | Partly Cloudy | 0 to 3 mph NNE | 7% |
| Tuesday | 69°F | Mostly Sunny then Slight Chance Light Rain | 2 mph SSE | 17% |
| Tuesday Night | 45°F | Chance Light Rain | 0 to 12 mph SE | 29% |
Forecast source: National Weather Service (api.weather.gov) for Alderpoint (40.161, -123.616). Updated through the day.
Growing snapshot for Alderpoint
Last spring frost
Mar 10
First fall frost
Dec 1
Growing season
271 days
Hardiness zone
9a
More local growing data for Alderpoint: nearby ZIP 95511 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Richardson Gr Sp, Ca (14.7 mi from Alderpoint). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 5, 2026.