Osage County, Oklahoma · Frost dates
Osage County frost dates.
First-frost, last-frost, and growing-season length for Osage County, Oklahoma. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7a
32°F — light freeze
Last spring frost
- 10%
- 04-23
- 20%
- 04-17
- 50%
- 04-06
- 80%
- 03-28
- 90%
- 03-21
First fall frost
- 10%
- 10-13
- 20%
- 10-19
- 50%
- 10-29
- 80%
- 11-06
- 90%
- 11-11
28°F — killing freeze
Last spring freeze
- 10%
- 04-11
- 20%
- 04-06
- 50%
- 03-28
- 80%
- 03-15
- 90%
- 03-08
First fall freeze
- 10%
- 10-21
- 20%
- 10-27
- 50%
- 11-06
- 80%
- 11-17
- 90%
- 11-22
Growing season length (days, 28°F threshold)
- Short year
- 193
- Median
- 223
- Long year
- 259
Source NOAA station
PAWHUSKA, OK US
4.6 mi · 30 yrs of record (1991–2020) · 835 ft elev.
Data from PAWHUSKA, OK US, 4.6 miles away with 30-year NOAA record (1991-2020).
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