Doniphan County, Kansas · Frost dates
Doniphan County frost dates.
First-frost, last-frost, and growing-season length for Doniphan County, Kansas. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-05
- 20%
- 04-30
- 50%
- 04-19
- 80%
- 04-09
- 90%
- 04-04
First fall frost
- 10%
- 10-02
- 20%
- 10-09
- 50%
- 10-19
- 80%
- 10-28
- 90%
- 11-01
28°F — killing freeze
Last spring freeze
- 10%
- 04-25
- 20%
- 04-19
- 50%
- 04-08
- 80%
- 03-30
- 90%
- 03-23
First fall freeze
- 10%
- 10-13
- 20%
- 10-19
- 50%
- 10-29
- 80%
- 11-05
- 90%
- 11-10
Growing season length (days, 28°F threshold)
- Short year
- 171
- Median
- 204
- Long year
- 232
Source NOAA station
TROY 3N, KS US
4.2 mi · 30 yrs of record (1991–2020) · 1040 ft elev.
Data from TROY 3N, KS US, 4.2 miles away with 30-year NOAA record (1991-2020).
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