Caldwell County, Missouri · Frost dates
Caldwell County frost dates.
First-frost, last-frost, and growing-season length for Caldwell County, Missouri. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-06
- 20%
- 05-02
- 50%
- 04-23
- 80%
- 04-14
- 90%
- 04-09
First fall frost
- 10%
- 10-02
- 20%
- 10-07
- 50%
- 10-17
- 80%
- 10-25
- 90%
- 10-29
28°F — killing freeze
Last spring freeze
- 10%
- 04-26
- 20%
- 04-22
- 50%
- 04-13
- 80%
- 04-03
- 90%
- 03-30
First fall freeze
- 10%
- 10-13
- 20%
- 10-18
- 50%
- 10-26
- 80%
- 11-02
- 90%
- 11-08
Growing season length (days, 28°F threshold)
- Short year
- 170
- Median
- 196
- Long year
- 223
Source NOAA station
HAMILTON 2W, MO US
6.5 mi · 30 yrs of record (1991–2020) · 900 ft elev.
Data from HAMILTON 2W, MO US, 6.5 miles away with 30-year NOAA record (1991-2020).
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