Saginaw County, Michigan · Frost dates
Saginaw County frost dates.
First-frost, last-frost, and growing-season length for Saginaw County, Michigan. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 5b
32°F — light freeze
Last spring frost
- 10%
- 05-13
- 20%
- 05-07
- 50%
- 04-29
- 80%
- 04-19
- 90%
- 04-14
First fall frost
- 10%
- 10-05
- 20%
- 10-11
- 50%
- 10-21
- 80%
- 10-30
- 90%
- 11-02
28°F — killing freeze
Last spring freeze
- 10%
- 05-01
- 20%
- 04-27
- 50%
- 04-17
- 80%
- 04-06
- 90%
- 04-02
First fall freeze
- 10%
- 10-20
- 20%
- 10-26
- 50%
- 11-03
- 80%
- 11-12
- 90%
- 11-16
Growing season length (days, 28°F threshold)
- Short year
- 172
- Median
- 200
- Long year
- 228
Source NOAA station
SAGINAW #3, MI US
7.6 mi · 30 yrs of record (1991–2020) · 600 ft elev.
Data from SAGINAW #3, MI US, 7.6 miles away with 30-year NOAA record (1991-2020).
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