Frost dates in Siskiyou County, California
The average last spring frost in Siskiyou County falls Mar 12 to Jun 6 and the average first fall frost Sep 20 to Nov 26, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6b to 8b. Places: Dorris, Dunsmuir, Etna, Fort Jones, Gazelle, Greenview. 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 |
|---|---|---|---|---|
| 95568 | Mar 12 | Nov 26 | 8b | |
| 96014 | May 20 | Oct 5 | 8a | |
| 96023 | Dorris | Jun 5 | Sep 20 | 6b |
| 96025 | Dunsmuir | Apr 23 | Oct 27 | 8a |
| 96027 | Etna | Mar 12 | Nov 26 | 8a |
| 96031 | Apr 27 | Oct 21 | 8b | |
| 96032 | Fort Jones | May 20 | Oct 5 | 8a |
| 96034 | Gazelle | May 20 | Oct 5 | 8a |
| 96037 | Greenview | May 20 | Oct 5 | 8a |
| 96038 | Grenada | Apr 30 | Oct 18 | 8a |
| 96039 | Happy Camp | Mar 12 | Nov 26 | 8b |
| 96044 | Hornbrook | May 12 | Oct 8 | 8a |
| 96050 | Apr 30 | Oct 18 | 8a | |
| 96057 | McCloud | May 28 | Sep 30 | 7b |
| 96058 | Mount Hebron | Jun 6 | Sep 28 | 6b |
| 96064 | Montague | May 12 | Oct 8 | 7b |
| 96067 | Mount Shasta | May 15 | Oct 6 | 8a |
| 96085 | Apr 30 | Oct 18 | 8a | |
| 96086 | May 4 | Oct 13 | 8b | |
| 96094 | Weed | May 6 | Oct 12 | 8a |
| 96097 | Yreka | Apr 30 | Oct 18 | 8a |
Nearby counties
Shasta County Trinity County Del Norte County Humboldt County Tehama County Modoc County
All California counties · Download California frost dates (CSV)
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