Jackson County, Oklahoma · Frost dates
Jackson County frost dates.
First-frost, last-frost, and growing-season length for Jackson County, Oklahoma. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7a
32°F — light freeze
Last spring frost
- 10%
- 04-21
- 20%
- 04-15
- 50%
- 04-03
- 80%
- 03-23
- 90%
- 03-15
First fall frost
- 10%
- 10-21
- 20%
- 10-25
- 50%
- 11-04
- 80%
- 11-13
- 90%
- 11-18
28°F — killing freeze
Last spring freeze
- 10%
- 04-08
- 20%
- 04-03
- 50%
- 03-22
- 80%
- 03-08
- 90%
- 03-01
First fall freeze
- 10%
- 10-26
- 20%
- 11-02
- 50%
- 11-12
- 80%
- 11-25
- 90%
- 12-01
Growing season length (days, 28°F threshold)
- Short year
- 201
- Median
- 235
- Long year
- 275
Source NOAA station
ALTUS 3S MESONET, OK US
4.2 mi · 30 yrs of record (1991–2020) · 1364 ft elev.
Data from ALTUS 3S MESONET, OK US, 4.2 miles away with 30-year NOAA record (1991-2020).
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