Harman US

Hallettsville, TX Weather & Growing Conditions

Overnight
71°F
Mostly Clear
Mostly clear, with a low around 71. East wind around 0 mph. New rainfall amounts less than a tenth of an inch possible.

7-day forecast

WhenTempForecastWindPrecip
Overnight 71°F Mostly Clear 0 mph 2%
Saturday 97°F Sunny 0 to 10 mph E 2%
Saturday Night 72°F Mostly Clear 0 to 10 mph SE 0%
Sunday 97°F Sunny 0 to 10 mph SE 5%
Sunday Night 74°F Partly Cloudy 0 to 10 mph SE 5%
Monday 98°F Mostly Sunny 0 to 5 mph ESE 11%
Monday Night 72°F Mostly Clear 0 to 5 mph SE 11%
Tuesday 98°F Sunny 0 to 5 mph ENE 13%
Tuesday Night 73°F Mostly Clear 0 to 10 mph E 13%
Wednesday 99°F Sunny 0 to 10 mph NE 7%
Wednesday Night 73°F Mostly Clear 0 to 10 mph E 7%
Thursday 97°F Mostly Sunny 5 to 10 mph NE 5%
Thursday Night 71°F Mostly Clear 0 to 10 mph ENE 5%
Friday 97°F Sunny 5 to 10 mph NE 6%

Forecast source: National Weather Service (api.weather.gov). Updated through the day.

Growing snapshot for Hallettsville, TX

Last spring frost
Feb 17
First fall frost
Dec 4
Growing season
297 days
Hardiness zone
9a

Explore more for Hallettsville, TX: full frost dates · planting calendar · Texas frost dates

Climate data from the nearest NOAA station, Hallettsville 2 N, Tx (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.