Frost dates in Washington County, Texas
The average last spring frost in Washington County falls Feb 28 to Mar 18 and the average first fall frost Nov 9 to Dec 2, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 9a. Places: Brenham, Burton, Carmine. 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 |
|---|---|---|---|---|
| 77426 | Feb 28 | Dec 2 | 9a | |
| 77833 | Brenham | Mar 2 | Nov 30 | 9a |
| 77835 | Burton | Mar 18 | Nov 9 | 9a |
| 77880 | Mar 7 | Nov 19 | 9a | |
| 78932 | Carmine | Mar 18 | Nov 9 | 9a |
Nearby counties
Burleson County Austin County Lee County Waller County Brazos County Fayette County
All Texas counties · Download Texas frost dates (CSV)
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