Yuma County, Arizona · Frost dates
Yuma County frost dates.
First-frost, last-frost, and growing-season length for Yuma County, Arizona. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8b
32°F — light freeze
Last spring frost
- 10%
- 03-05
- 20%
- 02-28
- 50%
- 02-13
- 80%
- 01-28
- 90%
- 01-19
First fall frost
- 10%
- 11-14
- 20%
- 11-20
- 50%
- 12-01
- 80%
- 12-11
- 90%
- 12-17
28°F — killing freeze
Last spring freeze
- 10%
- 02-20
- 20%
- 02-09
- 50%
- 01-23
- 80%
- 01-05
- 90%
- 12-28
First fall freeze
- 10%
- 11-24
- 20%
- 11-30
- 50%
- 12-11
- 80%
- 12-25
- 90%
- 01-05
Growing season length (days, 28°F threshold)
- Short year
- 277
- Median
- 322
- Long year
- 373
Source NOAA station
TACNA 3 NE, AZ US
3.6 mi · 30 yrs of record (1991–2020) · 324 ft elev.
Data from TACNA 3 NE, AZ US, 3.6 miles away with 30-year NOAA record (1991-2020).
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