Frost dates in Union County, Arkansas
The average last spring frost in Union County falls Mar 18 to Mar 25 and the average first fall frost Nov 5 to Nov 7, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 8a to 8b. Places: Calion, El Dorado, Huttig, Junction City, Mount Holly, Norphlet. 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 |
|---|---|---|---|---|
| 71724 | Calion | Mar 18 | Nov 7 | 8b |
| 71730 | El Dorado | Mar 24 | Nov 7 | 8b |
| 71747 | Huttig | Mar 25 | Nov 5 | 8b |
| 71749 | Junction City | Mar 24 | Nov 7 | 8b |
| 71758 | Mount Holly | Mar 24 | Nov 7 | 8b |
| 71759 | Norphlet | Mar 18 | Nov 7 | 8b |
| 71762 | Smackover | Mar 24 | Nov 7 | 8a |
| 71765 | Strong | Mar 18 | Nov 7 | 8b |
Nearby counties
Calhoun County Ouachita County Bradley County Columbia County Cleveland County Nevada County
All Arkansas counties · Download Arkansas frost dates (CSV)
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