Sevier County, Utah · Frost dates

Sevier County frost dates.

First-frost, last-frost, and growing-season length for Sevier County, Utah. Sourced from NOAA 1991-2020 Climate Normals.

Data confidence: high · USDA zone: 6b

32°F — light freeze

Last spring frost

10%
06-07
20%
06-02
50%
05-21
80%
05-10
90%
05-04

First fall frost

10%
09-12
20%
09-17
50%
09-24
80%
10-02
90%
10-06

28°F — killing freeze

Last spring freeze

10%
05-22
20%
05-17
50%
05-07
80%
04-27
90%
04-23

First fall freeze

10%
09-22
20%
09-26
50%
10-04
80%
10-14
90%
10-18

Growing season length (days, 28°F threshold)

Short year
123
Median
150
Long year
178

Source NOAA station

RICHFIELD RADIO KSVC, UT US

14.4 mi · 30 yrs of record (19912020) · 5285 ft elev.

Data from RICHFIELD RADIO KSVC, UT US, 14.4 miles away with 30-year NOAA record (1991-2020).

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