Howard County, Missouri · Frost dates
Howard County frost dates.
First-frost, last-frost, and growing-season length for Howard County, Missouri. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 04-29
- 20%
- 04-23
- 50%
- 04-13
- 80%
- 04-03
- 90%
- 03-29
First fall frost
- 10%
- 10-07
- 20%
- 10-14
- 50%
- 10-22
- 80%
- 10-31
- 90%
- 11-03
28°F — killing freeze
Last spring freeze
- 10%
- 04-18
- 20%
- 04-12
- 50%
- 04-02
- 80%
- 03-22
- 90%
- 03-17
First fall freeze
- 10%
- 10-20
- 20%
- 10-25
- 50%
- 11-01
- 80%
- 11-10
- 90%
- 11-16
Growing season length (days, 28°F threshold)
- Short year
- 185
- Median
- 213
- Long year
- 244
Source NOAA station
NEW FRANKLIN 1W, MO US
9.3 mi · 30 yrs of record (1991–2020) · 641 ft elev.
Data from NEW FRANKLIN 1W, MO US, 9.3 miles away with 30-year NOAA record (1991-2020).
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