Marshall County, Oklahoma · Frost dates
Marshall County frost dates.
First-frost, last-frost, and growing-season length for Marshall County, Oklahoma. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7a
32°F — light freeze
Last spring frost
- 10%
- 04-14
- 20%
- 04-06
- 50%
- 03-27
- 80%
- 03-14
- 90%
- 03-07
First fall frost
- 10%
- 10-25
- 20%
- 10-31
- 50%
- 11-08
- 80%
- 11-20
- 90%
- 11-25
28°F — killing freeze
Last spring freeze
- 10%
- 03-30
- 20%
- 03-24
- 50%
- 03-11
- 80%
- 03-01
- 90%
- 02-24
First fall freeze
- 10%
- 11-02
- 20%
- 11-07
- 50%
- 11-19
- 80%
- 12-01
- 90%
- 12-07
Growing season length (days, 28°F threshold)
- Short year
- 217
- Median
- 253
- Long year
- 286
Source NOAA station
MADILL, OK US
4.5 mi · 30 yrs of record (1991–2020) · 770 ft elev.
Data from MADILL, OK US, 4.5 miles away with 30-year NOAA record (1991-2020).
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