Pettis County, Missouri · Frost dates
Pettis County frost dates.
First-frost, last-frost, and growing-season length for Pettis County, Missouri. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-02
- 20%
- 04-28
- 50%
- 04-18
- 80%
- 04-07
- 90%
- 04-01
First fall frost
- 10%
- 10-06
- 20%
- 10-13
- 50%
- 10-22
- 80%
- 10-29
- 90%
- 11-01
28°F — killing freeze
Last spring freeze
- 10%
- 04-22
- 20%
- 04-17
- 50%
- 04-05
- 80%
- 03-26
- 90%
- 03-19
First fall freeze
- 10%
- 10-18
- 20%
- 10-22
- 50%
- 10-31
- 80%
- 11-08
- 90%
- 11-13
Growing season length (days, 28°F threshold)
- Short year
- 179
- Median
- 209
- Long year
- 239
Source NOAA station
SEDALIA WTP, MO US
4.9 mi · 30 yrs of record (1991–2020) · 780 ft elev.
Data from SEDALIA WTP, MO US, 4.9 miles away with 30-year NOAA record (1991-2020).
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