Jackson County, Indiana · Frost dates
Jackson County frost dates.
First-frost, last-frost, and growing-season length for Jackson County, Indiana. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-02
- 20%
- 04-26
- 50%
- 04-16
- 80%
- 04-06
- 90%
- 04-02
First fall frost
- 10%
- 10-07
- 20%
- 10-12
- 50%
- 10-21
- 80%
- 10-29
- 90%
- 11-01
28°F — killing freeze
Last spring freeze
- 10%
- 04-19
- 20%
- 04-13
- 50%
- 04-02
- 80%
- 03-24
- 90%
- 03-19
First fall freeze
- 10%
- 10-19
- 20%
- 10-23
- 50%
- 11-01
- 80%
- 11-08
- 90%
- 11-14
Growing season length (days, 28°F threshold)
- Short year
- 183
- Median
- 213
- Long year
- 240
Source NOAA station
SEYMOUR 2 N, IN US
9.1 mi · 30 yrs of record (1991–2020) · 570 ft elev.
Data from SEYMOUR 2 N, IN US, 9.1 miles away with 30-year NOAA record (1991-2020).
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