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 (19912020) · 1530 ft elev.

Data from RANGELEY, ME US, 11.1 miles away with 30-year NOAA record (1991-2020).

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