Hampden County, Massachusetts · Frost dates
Hampden County frost dates.
First-frost, last-frost, and growing-season length for Hampden County, Massachusetts. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 6a
32°F — light freeze
Last spring frost
- 10%
- 05-17
- 20%
- 05-12
- 50%
- 05-03
- 80%
- 04-25
- 90%
- 04-20
First fall frost
- 10%
- 09-26
- 20%
- 10-01
- 50%
- 10-08
- 80%
- 10-19
- 90%
- 10-25
28°F — killing freeze
Last spring freeze
- 10%
- 05-05
- 20%
- 04-30
- 50%
- 04-21
- 80%
- 04-12
- 90%
- 04-06
First fall freeze
- 10%
- 10-06
- 20%
- 10-11
- 50%
- 10-20
- 80%
- 11-01
- 90%
- 11-05
Growing season length (days, 28°F threshold)
- Short year
- 154
- Median
- 182
- Long year
- 213
Source NOAA station
WESTFIELD BARNES MUNI AP, MA US
4.4 mi · 30 yrs of record (1991–2020) · 271 ft elev.
Data from WESTFIELD BARNES MUNI AP, MA US, 4.4 miles away with 30-year NOAA record (1991-2020).
Bield Farm earns its predictions.
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