Carbon County, Pennsylvania · Frost dates
Carbon County frost dates.
First-frost, last-frost, and growing-season length for Carbon County, Pennsylvania. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6b
32°F — light freeze
Last spring frost
- 10%
- 05-09
- 20%
- 05-02
- 50%
- 04-21
- 80%
- 04-11
- 90%
- 04-07
First fall frost
- 10%
- 10-07
- 20%
- 10-12
- 50%
- 10-23
- 80%
- 11-01
- 90%
- 11-06
28°F — killing freeze
Last spring freeze
- 10%
- 04-22
- 20%
- 04-17
- 50%
- 04-07
- 80%
- 03-30
- 90%
- 03-24
First fall freeze
- 10%
- 10-20
- 20%
- 10-27
- 50%
- 11-04
- 80%
- 11-15
- 90%
- 11-19
Growing season length (days, 28°F threshold)
- Short year
- 181
- Median
- 211
- Long year
- 240
Source NOAA station
LEHIGHTON 1SSW, PA US
6.7 mi · 30 yrs of record (1991–2020) · 455 ft elev.
Data from LEHIGHTON 1SSW, PA US, 6.7 miles away with 30-year NOAA record (1991-2020).
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