Atchison County, Missouri · Frost dates
Atchison County frost dates.
First-frost, last-frost, and growing-season length for Atchison County, Missouri. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-04
- 20%
- 04-30
- 50%
- 04-19
- 80%
- 04-10
- 90%
- 04-06
First fall frost
- 10%
- 10-01
- 20%
- 10-05
- 50%
- 10-15
- 80%
- 10-23
- 90%
- 10-27
28°F — killing freeze
Last spring freeze
- 10%
- 04-25
- 20%
- 04-19
- 50%
- 04-09
- 80%
- 04-01
- 90%
- 03-25
First fall freeze
- 10%
- 10-11
- 20%
- 10-16
- 50%
- 10-25
- 80%
- 11-01
- 90%
- 11-07
Growing season length (days, 28°F threshold)
- Short year
- 169
- Median
- 199
- Long year
- 227
Source NOAA station
TARKIO, MO US
2.6 mi · 30 yrs of record (1991–2020) · 1045 ft elev.
Data from TARKIO, MO US, 2.6 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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