Frost dates in Atchison County, Kansas

Tallgrass prairie with wildflowers in the Flint Hills, Kansas — Photo: U.S. Fish and Wildlife Service Headquarters, Public domain, via Wikimedia Commons

The average last spring frost in Atchison County falls Apr 11 to Apr 18 and the average first fall frost Oct 17 to Oct 29, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6a. Places: Atchison, Effingham, Lancaster, Muscotah. 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
66002	Atchison	Apr 11	Oct 29	6a
66016		Apr 11	Oct 29	6a
66023	Effingham	Apr 18	Oct 17	6a
66041	Lancaster	Apr 11	Oct 29	6a
66058	Muscotah	Apr 18	Oct 17	6a

Nearby counties

Doniphan County Jefferson County Brown County Jackson County Leavenworth County Nemaha County

All Kansas counties · Download Kansas frost dates (CSV)

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