Frost dates in Humboldt County, California
The average last spring frost in Humboldt County falls Feb 1 to Apr 12 and the average first fall frost Nov 6 to Dec 19, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 9a to 9b. Places: Alderpoint, Arcata, Benbow, Blue Lake, Eureka, Ferndale. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 95501 | Eureka | Feb 22 | Dec 7 | 9b |
| 95503 | Pine Hills | Feb 22 | Dec 7 | 9b |
| 95511 | Alderpoint | Mar 10 | Dec 1 | 9a |
| 95514 | Mar 4 | Nov 22 | 9a | |
| 95519 | McKinleyville | Mar 8 | Nov 30 | 9b |
| 95521 | Arcata | Feb 22 | Dec 7 | 9b |
| 95524 | Indianola | Feb 22 | Dec 7 | 9b |
| 95525 | Blue Lake | Mar 8 | Nov 30 | 9a |
| 95526 | Mad River | Mar 4 | Nov 22 | 9a |
| 95528 | Mar 4 | Nov 22 | 9b | |
| 95536 | Ferndale | Feb 1 | Dec 19 | 9b |
| 95537 | Fields Landing | Feb 22 | Dec 7 | 9b |
| 95540 | Fortuna | Feb 1 | Dec 19 | 9b |
| 95542 | Benbow | Mar 10 | Dec 1 | 9a |
| 95545 | Feb 1 | Dec 19 | 9b | |
| 95546 | Hoopa | Mar 12 | Nov 26 | 9a |
| 95547 | Hydesville | Feb 1 | Dec 19 | 9b |
| 95549 | Mar 4 | Nov 22 | 9b | |
| 95550 | Feb 22 | Dec 7 | 9b | |
| 95551 | Loleta | Feb 22 | Dec 7 | 9b |
| 95553 | Miranda | Mar 10 | Dec 1 | 9b |
| 95554 | Mar 4 | Nov 22 | 9b | |
| 95555 | Orick | Apr 12 | Nov 6 | 9b |
| 95556 | Mar 12 | Nov 26 | 9a | |
| 95558 | Feb 1 | Dec 19 | 9b | |
| 95559 | Phillipsville | Mar 10 | Dec 1 | 9a |
| 95560 | Redway | Mar 10 | Dec 1 | 9b |
| 95562 | Rio Dell | Feb 1 | Dec 19 | 9b |
| 95564 | Samoa | Feb 22 | Dec 7 | 9b |
| 95565 | Scotia | Feb 1 | Dec 19 | 9b |
| 95569 | Redcrest | Mar 4 | Nov 22 | 9b |
| 95570 | Westhaven-Moonstone | Mar 8 | Nov 30 | 9b |
| 95571 | Weott | Mar 4 | Nov 22 | 9b |
| 95573 | Willow Creek | Mar 8 | Nov 30 | 9a |
| 95589 | Shelter Cove | Mar 10 | Dec 1 | 9b |
Nearby counties
Trinity County Del Norte County Mendocino County Siskiyou County Shasta County Tehama County
All California counties · Download California frost dates (CSV)
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