Frost dates in Calhoun County, Texas
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The average last spring frost in Calhoun County falls Feb 1 to Feb 7 and the average first fall frost Dec 13 to Dec 27, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 9b. Places: Point Comfort, Port Lavaca, Port O'Connor, Seadrift. 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 |
|---|---|---|---|---|
| 77978 | Point Comfort | Feb 1 | Dec 21 | 9b |
| 77979 | Port Lavaca | Feb 1 | Dec 21 | 9b |
| 77982 | Port O'Connor | Feb 4 | Dec 27 | 9b |
| 77983 | Seadrift | Feb 7 | Dec 13 | 9b |
Nearby counties
Jackson County Victoria County Aransas County Refugio County Matagorda County Goliad County
All Texas counties · Download Texas frost dates (CSV)
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