Madison County, Missouri · Frost dates
Madison County frost dates.
First-frost, last-frost, and growing-season length for Madison County, Missouri. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-08
- 20%
- 05-03
- 50%
- 04-21
- 80%
- 04-12
- 90%
- 04-08
First fall frost
- 10%
- 10-01
- 20%
- 10-06
- 50%
- 10-16
- 80%
- 10-24
- 90%
- 10-28
28°F — killing freeze
Last spring freeze
- 10%
- 04-27
- 20%
- 04-20
- 50%
- 04-10
- 80%
- 03-30
- 90%
- 03-24
First fall freeze
- 10%
- 10-11
- 20%
- 10-17
- 50%
- 10-26
- 80%
- 11-03
- 90%
- 11-07
Growing season length (days, 28°F threshold)
- Short year
- 167
- Median
- 199
- Long year
- 228
Source NOAA station
FREDERICKTOWN, MO US
7.2 mi · 30 yrs of record (1991–2020) · 760 ft elev.
Data from FREDERICKTOWN, MO US, 7.2 miles away with 30-year NOAA record (1991-2020).
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