Frost dates in Johnson County, Arkansas
The average last spring frost in Johnson County falls Mar 24 to Mar 28 and the average first fall frost Nov 5 to Nov 10, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 7b to 8a. Places: Clarksville, Coal Hill, Hartman, Knoxville, Lamar, Oark. 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 |
|---|---|---|---|---|
| 72830 | Clarksville | Mar 24 | Nov 10 | 8a |
| 72832 | Coal Hill | Mar 28 | Nov 5 | 8a |
| 72839 | Mar 25 | Nov 10 | 7b | |
| 72840 | Hartman | Mar 24 | Nov 10 | 8a |
| 72845 | Knoxville | Mar 24 | Nov 10 | 8a |
| 72846 | Lamar | Mar 25 | Nov 10 | 8a |
| 72852 | Oark | Mar 24 | Nov 10 | 7b |
| 72854 | Ozone | Mar 25 | Nov 10 | 7b |
Nearby counties
Logan County Pope County Franklin County Madison County Newton County Yell County
All Arkansas counties · Download Arkansas frost dates (CSV)
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