Sullivan County, Pennsylvania · Frost dates
Sullivan County frost dates.
First-frost, last-frost, and growing-season length for Sullivan County, Pennsylvania. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6b
32°F — light freeze
Last spring frost
- 10%
- 05-22
- 20%
- 05-17
- 50%
- 05-06
- 80%
- 04-28
- 90%
- 04-22
First fall frost
- 10%
- 09-24
- 20%
- 09-29
- 50%
- 10-07
- 80%
- 10-18
- 90%
- 10-24
28°F — killing freeze
Last spring freeze
- 10%
- 05-12
- 20%
- 05-07
- 50%
- 04-27
- 80%
- 04-17
- 90%
- 04-12
First fall freeze
- 10%
- 10-05
- 20%
- 10-09
- 50%
- 10-20
- 80%
- 11-01
- 90%
- 11-04
Growing season length (days, 28°F threshold)
- Short year
- 146
- Median
- 176
- Long year
- 206
Source NOAA station
LAPORTE, PA US
1.5 mi · 30 yrs of record (1991–2020) · 1966 ft elev.
Data from LAPORTE, PA US, 1.5 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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