FrostDateByZip

Frost dates for 77483Wadsworth, TX

The average last spring frost in Wadsworth is February 5 and the average first fall frost is December 16, giving a typical growing season of about 310 days. Dates are based on NOAA 1991-2020 climate normals.

Average last spring frost
Feb 5

Safer after Mar 8 (1-in-10 risk)

Average first fall frost
Dec 16

Possible by Nov 20 (1-in-10 risk)

Growing season
310 days

First frost typically in 43 days

Frost risk by date

NOAA reports frost dates as probabilities. The middle date is the average (a 50% chance). For spring, the 10% date is a safer planting date: frost after it happens in about 1 year in 10. Light frost (36°F) can damage tender plants; a hard freeze (28°F) kills most annuals.

Spring dates: chance of a frost AFTER the date. Fall dates: chance of a frost BEFORE the date.
TemperatureLast spring: 90% / 50% / 10% chanceFirst fall: 10% / 50% / 90% chanceGrowing season (50%)Years with at least one
Light frost (36°F)Jan 29 · Feb 28 · Mar 21Nov 8 · Nov 30 · Dec 30278 days100%
Frost / freeze (32°F)Jan 3 · Feb 5 · Mar 8Nov 20 · Dec 16 · Jan 17310 days96%
Hard freeze (28°F)Dec 21 · Jan 22 · Feb 27Dec 1 · Jan 1 · Feb 2347 days69%

Where these dates come from

ZIP code 77483 is matched to the NOAA station Matagorda No 2, TX, 17.2 km away, at 10 ft elevation (13 ft lower than the ZIP code's center). Nearby stations for comparison:

StationElevationAvg last frostAvg first frost
Matagorda No 2, TX (used)10 ftFeb 5Dec 16
Bay City Wtr Wks, TX52 ftFeb 20Dec 3
Palacios Muni Ap, TX12 ftFeb 1Dec 17
Danevang 1 W, TX70 ftFeb 15Dec 8

Frost dates near Wadsworth

Frequently asked questions

When is the last frost in Wadsworth, TX?
For ZIP code 77483, the average last spring frost (32°F) is February 5, based on NOAA 1991-2020 climate normals for the Matagorda No 2, TX weather station. There is a 1-in-10 chance of a frost after March 8.
When is the first frost in Wadsworth, TX?
The average first fall frost (32°F) is December 16. There is a 1-in-10 chance of frost by November 20, so tender plants are at risk from that point on.
How long is the growing season in 77483?
In half of years, the frost-free season (between the last and first 32°F frost) is at least 310 days long.
Are these frost dates a forecast?
No. They are 30-year averages and probabilities from NOAA weather station records. Use them to plan, then watch your local forecast before planting tender crops or leaving them uncovered.