Huron County, Ohio · Frost dates
Huron County frost dates.
First-frost, last-frost, and growing-season length for Huron County, Ohio. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-09
- 20%
- 05-04
- 50%
- 04-25
- 80%
- 04-16
- 90%
- 04-11
First fall frost
- 10%
- 10-11
- 20%
- 10-15
- 50%
- 10-25
- 80%
- 11-03
- 90%
- 11-07
28°F — killing freeze
Last spring freeze
- 10%
- 04-28
- 20%
- 04-22
- 50%
- 04-12
- 80%
- 04-03
- 90%
- 03-31
First fall freeze
- 10%
- 10-22
- 20%
- 10-27
- 50%
- 11-05
- 80%
- 11-15
- 90%
- 11-20
Growing season length (days, 28°F threshold)
- Short year
- 177
- Median
- 207
- Long year
- 234
Source NOAA station
NORWALK WWTP, OH US
8.5 mi · 30 yrs of record (1991–2020) · 670 ft elev.
Data from NORWALK WWTP, OH US, 8.5 miles away with 30-year NOAA record (1991-2020).
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