Hamilton County, Kansas · Frost dates
Hamilton County frost dates.
First-frost, last-frost, and growing-season length for Hamilton County, Kansas. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-14
- 20%
- 05-09
- 50%
- 05-01
- 80%
- 04-22
- 90%
- 04-17
First fall frost
- 10%
- 09-28
- 20%
- 10-01
- 50%
- 10-10
- 80%
- 10-18
- 90%
- 10-21
28°F — killing freeze
Last spring freeze
- 10%
- 05-05
- 20%
- 05-01
- 50%
- 04-21
- 80%
- 04-11
- 90%
- 04-06
First fall freeze
- 10%
- 10-06
- 20%
- 10-10
- 50%
- 10-19
- 80%
- 10-26
- 90%
- 10-30
Growing season length (days, 28°F threshold)
- Short year
- 154
- Median
- 181
- Long year
- 207
Source NOAA station
SYRACUSE 1NE, KS US
2.8 mi · 30 yrs of record (1991–2020) · 3308 ft elev.
Data from SYRACUSE 1NE, KS US, 2.8 miles away with 30-year NOAA record (1991-2020).
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