Sullivan County, New York · Frost dates
Sullivan County frost dates.
First-frost, last-frost, and growing-season length for Sullivan County, New York. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5b
32°F — light freeze
Last spring frost
- 10%
- 05-23
- 20%
- 05-18
- 50%
- 05-09
- 80%
- 04-30
- 90%
- 04-24
First fall frost
- 10%
- 09-24
- 20%
- 09-29
- 50%
- 10-05
- 80%
- 10-17
- 90%
- 10-23
28°F — killing freeze
Last spring freeze
- 10%
- 05-12
- 20%
- 05-07
- 50%
- 04-27
- 80%
- 04-17
- 90%
- 04-11
First fall freeze
- 10%
- 10-03
- 20%
- 10-08
- 50%
- 10-20
- 80%
- 11-01
- 90%
- 11-06
Growing season length (days, 28°F threshold)
- Short year
- 144
- Median
- 176
- Long year
- 209
Source NOAA station
LIBERTY 1 NE, NY US
5.9 mi · 30 yrs of record (1991–2020) · 1580 ft elev.
Data from LIBERTY 1 NE, NY US, 5.9 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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