Washington County, Texas · Frost dates
Washington County frost dates.
First-frost, last-frost, and growing-season length for Washington County, Texas. Sourced from NOAA 1991-2020 Climate Normals.
Data confidence: high · USDA zone: 8b
32°F — light freeze
Last spring frost
- 10%
- 03-20
- 20%
- 03-14
- 50%
- 03-02
- 80%
- 02-12
- 90%
- 01-31
First fall frost
- 10%
- 11-08
- 20%
- 11-15
- 50%
- 11-30
- 80%
- 12-14
- 90%
- 12-23
28°F — killing freeze
Last spring freeze
- 10%
- 03-11
- 20%
- 03-04
- 50%
- 02-10
- 80%
- 01-20
- 90%
- 01-06
First fall freeze
- 10%
- 11-18
- 20%
- 11-28
- 50%
- 12-18
- 80%
- 01-06
- 90%
- 01-19
Growing season length (days, 28°F threshold)
- Short year
- 252
- Median
- 311
- Long year
- 378
Source NOAA station
BRENHAM, TX US
3.9 mi · 30 yrs of record (1991–2020) · 313 ft elev.
Data from BRENHAM, TX US, 3.9 miles away with 30-year NOAA record (1991-2020).
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