Benton County, Indiana · Frost dates
Benton County frost dates.
First-frost, last-frost, and growing-season length for Benton County, Indiana. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-12
- 20%
- 05-05
- 50%
- 04-25
- 80%
- 04-17
- 90%
- 04-13
First fall frost
- 10%
- 09-27
- 20%
- 10-03
- 50%
- 10-13
- 80%
- 10-21
- 90%
- 10-25
28°F — killing freeze
Last spring freeze
- 10%
- 04-29
- 20%
- 04-23
- 50%
- 04-15
- 80%
- 04-06
- 90%
- 04-03
First fall freeze
- 10%
- 10-07
- 20%
- 10-13
- 50%
- 10-22
- 80%
- 10-31
- 90%
- 11-04
Growing season length (days, 28°F threshold)
- Short year
- 161
- Median
- 190
- Long year
- 215
Source NOAA station
BOSWELL 4WNW, IN US
8.6 mi · 30 yrs of record (1991–2020) · 772 ft elev.
Data from BOSWELL 4WNW, IN US, 8.6 miles away with 30-year NOAA record (1991-2020).
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