Shannon County, Missouri · Frost dates
Shannon County frost dates.
First-frost, last-frost, and growing-season length for Shannon County, Missouri. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-01
- 20%
- 04-27
- 50%
- 04-18
- 80%
- 04-09
- 90%
- 04-04
First fall frost
- 10%
- 10-07
- 20%
- 10-11
- 50%
- 10-19
- 80%
- 10-26
- 90%
- 10-30
28°F — killing freeze
Last spring freeze
- 10%
- 04-21
- 20%
- 04-16
- 50%
- 04-06
- 80%
- 03-28
- 90%
- 03-21
First fall freeze
- 10%
- 10-16
- 20%
- 10-20
- 50%
- 10-28
- 80%
- 11-05
- 90%
- 11-10
Growing season length (days, 28°F threshold)
- Short year
- 178
- Median
- 205
- Long year
- 234
Source NOAA station
EMINENCE 1 N, MO US
1.7 mi · 30 yrs of record (1991–2020) · 640 ft elev.
Data from EMINENCE 1 N, MO US, 1.7 miles away with 30-year NOAA record (1991-2020).
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