Franklin County, Maine · Frost dates
Franklin County frost dates.
First-frost, last-frost, and growing-season length for Franklin County, Maine. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5a
32°F — light freeze
Last spring frost
- 10%
- 06-03
- 20%
- 05-31
- 50%
- 05-23
- 80%
- 05-14
- 90%
- 05-10
First fall frost
- 10%
- 09-14
- 20%
- 09-19
- 50%
- 09-27
- 80%
- 10-05
- 90%
- 10-09
28°F — killing freeze
Last spring freeze
- 10%
- 05-22
- 20%
- 05-18
- 50%
- 05-10
- 80%
- 05-02
- 90%
- 04-29
First fall freeze
- 10%
- 09-26
- 20%
- 09-30
- 50%
- 10-07
- 80%
- 10-16
- 90%
- 10-22
Growing season length (days, 28°F threshold)
- Short year
- 127
- Median
- 150
- Long year
- 176
Source NOAA station
RANGELEY, ME US
11.1 mi · 30 yrs of record (1991–2020) · 1530 ft elev.
Data from RANGELEY, ME US, 11.1 miles away with 30-year NOAA record (1991-2020).
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