Dubois County, Indiana · Frost dates
Dubois County frost dates.
First-frost, last-frost, and growing-season length for Dubois County, Indiana. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 04-26
- 20%
- 04-20
- 50%
- 04-10
- 80%
- 04-01
- 90%
- 03-27
First fall frost
- 10%
- 10-20
- 20%
- 10-24
- 50%
- 11-01
- 80%
- 11-09
- 90%
- 11-14
28°F — killing freeze
Last spring freeze
- 10%
- 04-15
- 20%
- 04-09
- 50%
- 03-30
- 80%
- 03-19
- 90%
- 03-13
First fall freeze
- 10%
- 11-01
- 20%
- 11-03
- 50%
- 11-11
- 80%
- 11-22
- 90%
- 11-28
Growing season length (days, 28°F threshold)
- Short year
- 200
- Median
- 226
- Long year
- 260
Source NOAA station
PATOKA LAKE, IN US
10.2 mi · 30 yrs of record (1991–2020) · 561 ft elev.
Data from PATOKA LAKE, IN US, 10.2 miles away with 30-year NOAA record (1991-2020).
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