Union County, New Mexico · Frost dates
Union County frost dates.
First-frost, last-frost, and growing-season length for Union County, New Mexico. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 7b
32°F — light freeze
Last spring frost
- 10%
- 05-20
- 20%
- 05-14
- 50%
- 05-05
- 80%
- 04-27
- 90%
- 04-23
First fall frost
- 10%
- 09-27
- 20%
- 10-01
- 50%
- 10-09
- 80%
- 10-16
- 90%
- 10-20
28°F — killing freeze
Last spring freeze
- 10%
- 05-09
- 20%
- 05-05
- 50%
- 04-26
- 80%
- 04-16
- 90%
- 04-11
First fall freeze
- 10%
- 10-04
- 20%
- 10-08
- 50%
- 10-17
- 80%
- 10-25
- 90%
- 10-29
Growing season length (days, 28°F threshold)
- Short year
- 148
- Median
- 174
- Long year
- 201
Source NOAA station
GRENVILLE, NM US
10.8 mi · 30 yrs of record (1991–2020) · 6002 ft elev.
Data from GRENVILLE, NM US, 10.8 miles away with 30-year NOAA record (1991-2020).
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