Humboldt Hill, CA Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Humboldt Hill, a community in Humboldt County, California.
Overnight
54°F
Cloudy
Cloudy, with a low around 54. North wind around 7 mph.
7-day forecast for Humboldt Hill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Cloudy | 7 mph N | 2% |
| Saturday | 60°F | Cloudy | 8 mph N | 2% |
| Saturday Night | 54°F | Cloudy | 2 to 7 mph N | 6% |
| Sunday | 60°F | Cloudy | 3 to 8 mph NNW | 6% |
| Sunday Night | 54°F | Cloudy | 2 to 8 mph NNW | 3% |
| Monday | 62°F | Mostly Cloudy | 3 to 8 mph N | 0% |
| Monday Night | 54°F | Mostly Cloudy | 2 to 8 mph N | 1% |
| Tuesday | 61°F | Partly Sunny | 3 to 9 mph N | 0% |
| Tuesday Night | 53°F | Partly Cloudy | 3 to 9 mph N | 0% |
| Wednesday | 63°F | Partly Sunny | 3 to 9 mph N | 0% |
| Wednesday Night | 53°F | Mostly Cloudy | 2 to 9 mph N | 0% |
| Thursday | 63°F | Partly Sunny | 2 to 8 mph N | 1% |
| Thursday Night | 53°F | Mostly Cloudy | 2 to 7 mph N | 2% |
| Friday | 63°F | Partly Sunny | 2 to 9 mph NNW | 3% |
Forecast source: National Weather Service (api.weather.gov) for Humboldt Hill (40.722, -124.197). Updated through the day.
Growing snapshot for Humboldt Hill
Last spring frost
Feb 22
First fall frost
Dec 7
Growing season
293 days
Hardiness zone
9b
More local growing data for Humboldt Hill: nearby ZIP 95537 weather · frost dates · planting calendar · California frost dates
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Climate data from the nearest NOAA station, Eureka Wfo Woodley Island, Ca (6.5 mi from Humboldt Hill). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.