Erie County, Pennsylvania · Frost dates
Erie County frost dates.
First-frost, last-frost, and growing-season length for Erie County, Pennsylvania. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6b
32°F — light freeze
Last spring frost
- 10%
- 05-13
- 20%
- 05-06
- 50%
- 04-26
- 80%
- 04-16
- 90%
- 04-10
First fall frost
- 10%
- 10-21
- 20%
- 10-27
- 50%
- 11-04
- 80%
- 11-12
- 90%
- 11-17
28°F — killing freeze
Last spring freeze
- 10%
- 04-25
- 20%
- 04-21
- 50%
- 04-11
- 80%
- 04-03
- 90%
- 03-31
First fall freeze
- 10%
- 11-02
- 20%
- 11-06
- 50%
- 11-16
- 80%
- 11-28
- 90%
- 12-03
Growing season length (days, 28°F threshold)
- Short year
- 191
- Median
- 219
- Long year
- 247
Source NOAA station
ERIE INTL AP, PA US
5.1 mi · 30 yrs of record (1991–2020) · 730 ft elev.
Data from ERIE INTL AP, PA US, 5.1 miles away with 30-year NOAA record (1991-2020).
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