Frost dates in Williamson County, Texas
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The average last spring frost in Williamson County falls Mar 2 to Mar 11 and the average first fall frost Nov 20 to Nov 29, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 8b to 9a. Places: Austin, Cedar Park, Coupland, Florence, Georgetown, Granger. 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 |
|---|---|---|---|---|
| 76527 | Florence | Mar 6 | Nov 24 | 8b |
| 76530 | Granger | Mar 5 | Nov 22 | 9a |
| 76537 | Jarrell | Mar 6 | Nov 24 | 8b |
| 76573 | Mar 5 | Nov 22 | 8b | |
| 76574 | Taylor | Mar 8 | Nov 21 | 9a |
| 76578 | Thrall | Mar 8 | Nov 21 | 9a |
| 78613 | Cedar Park | Mar 11 | Nov 20 | 9a |
| 78615 | Coupland | Mar 4 | Nov 24 | 9a |
| 78626 | Georgetown | Mar 6 | Nov 24 | 9a |
| 78628 | Georgetown | Mar 6 | Nov 24 | 9a |
| 78633 | Georgetown | Mar 6 | Nov 24 | 8b |
| 78634 | Hutto | Mar 8 | Nov 21 | 9a |
| 78642 | Liberty Hill | Mar 2 | Nov 29 | 8b |
| 78664 | Round Rock | Mar 11 | Nov 20 | 9a |
| 78665 | Round Rock | Mar 6 | Nov 24 | 9a |
| 78674 | Weir | Mar 6 | Nov 24 | 9a |
| 78681 | Round Rock | Mar 11 | Nov 20 | 9a |
| 78717 | Austin | Mar 11 | Nov 20 | 9a |
| 78729 | Austin | Mar 11 | Nov 20 | 9a |
Nearby counties
Travis County Bell County Burnet County Milam County Bastrop County Hays County
All Texas counties · Download Texas frost dates (CSV)
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