Osage County, Missouri · Frost dates
Osage County frost dates.
First-frost, last-frost, and growing-season length for Osage County, Missouri. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 04-30
- 20%
- 04-25
- 50%
- 04-11
- 80%
- 04-01
- 90%
- 03-28
First fall frost
- 10%
- 10-06
- 20%
- 10-12
- 50%
- 10-21
- 80%
- 10-30
- 90%
- 11-04
28°F — killing freeze
Last spring freeze
- 10%
- 04-19
- 20%
- 04-11
- 50%
- 03-31
- 80%
- 03-20
- 90%
- 03-14
First fall freeze
- 10%
- 10-18
- 20%
- 10-23
- 50%
- 11-01
- 80%
- 11-10
- 90%
- 11-16
Growing season length (days, 28°F threshold)
- Short year
- 182
- Median
- 215
- Long year
- 247
Source NOAA station
FREEDOM, MO US
8.5 mi · 30 yrs of record (1991–2020) · 805 ft elev.
Data from FREEDOM, MO US, 8.5 miles away with 30-year NOAA record (1991-2020).
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