Whitley County, Indiana · Frost dates
Whitley County frost dates.
First-frost, last-frost, and growing-season length for Whitley County, Indiana. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-14
- 20%
- 05-07
- 50%
- 04-27
- 80%
- 04-18
- 90%
- 04-14
First fall frost
- 10%
- 10-01
- 20%
- 10-07
- 50%
- 10-17
- 80%
- 10-27
- 90%
- 11-01
28°F — killing freeze
Last spring freeze
- 10%
- 05-02
- 20%
- 04-26
- 50%
- 04-16
- 80%
- 04-07
- 90%
- 04-03
First fall freeze
- 10%
- 10-14
- 20%
- 10-20
- 50%
- 10-29
- 80%
- 11-05
- 90%
- 11-11
Growing season length (days, 28°F threshold)
- Short year
- 165
- Median
- 196
- Long year
- 222
Source NOAA station
COLUMBIA CITY, IN US
0.9 mi · 30 yrs of record (1991–2020) · 834 ft elev.
Data from COLUMBIA CITY, IN US, 0.9 miles away with 30-year NOAA record (1991-2020).
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