Shelby County, Ohio · Frost dates
Shelby County frost dates.
First-frost, last-frost, and growing-season length for Shelby County, Ohio. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-12
- 20%
- 05-06
- 50%
- 04-27
- 80%
- 04-17
- 90%
- 04-12
First fall frost
- 10%
- 10-05
- 20%
- 10-10
- 50%
- 10-20
- 80%
- 10-29
- 90%
- 11-02
28°F — killing freeze
Last spring freeze
- 10%
- 05-02
- 20%
- 04-27
- 50%
- 04-16
- 80%
- 04-05
- 90%
- 04-01
First fall freeze
- 10%
- 10-17
- 20%
- 10-23
- 50%
- 10-31
- 80%
- 11-07
- 90%
- 11-12
Growing season length (days, 28°F threshold)
- Short year
- 168
- Median
- 198
- Long year
- 225
Source NOAA station
SIDNEY 1 S, OH US
5.4 mi · 30 yrs of record (1991–2020) · 940 ft elev.
Data from SIDNEY 1 S, OH US, 5.4 miles away with 30-year NOAA record (1991-2020).
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