Perry County, Missouri · Frost dates
Perry County frost dates.
First-frost, last-frost, and growing-season length for Perry County, Missouri. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-03
- 20%
- 04-28
- 50%
- 04-19
- 80%
- 04-08
- 90%
- 04-03
First fall frost
- 10%
- 10-05
- 20%
- 10-10
- 50%
- 10-20
- 80%
- 10-27
- 90%
- 10-31
28°F — killing freeze
Last spring freeze
- 10%
- 04-22
- 20%
- 04-16
- 50%
- 04-05
- 80%
- 03-25
- 90%
- 03-20
First fall freeze
- 10%
- 10-16
- 20%
- 10-21
- 50%
- 10-30
- 80%
- 11-06
- 90%
- 11-11
Growing season length (days, 28°F threshold)
- Short year
- 177
- Median
- 208
- Long year
- 236
Source NOAA station
PERRYVILLE WTP, MO US
6.6 mi · 30 yrs of record (1991–2020) · 502 ft elev.
Data from PERRYVILLE WTP, MO US, 6.6 miles away with 30-year NOAA record (1991-2020).
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