National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Robert R Wells Jr Airport (K66R)

Lat: 29.64°NLon: 96.52°WElev: 242ft.

Fair

76°F

24°C

Humidity 86%
Wind Speed Calm
Barometer 30.07 in
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 24 Sep 12:35 am CDT
Extended Forecast for

Hallettsville TX

  • Overnight

    Overnight: Mostly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm.

    Low: 73 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny and hot, with a high near 99. Heat index values as high as 106. East wind 5 to 10 mph.

    High: 99 °F

    Hot

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. East wind around 5 mph becoming calm in the evening.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 98. East wind around 5 mph.

    High: 98 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 70. East wind around 5 mph becoming calm in the evening.

    Low: 70 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 97 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 71. South southeast wind around 5 mph becoming calm after midnight.

    Low: 71 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 98. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 98 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm after midnight.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm.
Thursday
Mostly sunny and hot, with a high near 99. Heat index values as high as 106. East wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 72. East wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 98. East wind around 5 mph.
Friday Night
Partly cloudy, with a low around 70. East wind around 5 mph becoming calm in the evening.
Saturday
Mostly sunny, with a high near 97. Calm wind becoming southeast around 5 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 71. South southeast wind around 5 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 98. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 72. Southeast wind around 5 mph becoming calm after midnight.
Monday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97.
Monday Night
Partly cloudy, with a low around 73.
Tuesday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 96.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 72.
Wednesday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Hallettsville TX
 29.44°N 96.91°W (Elev. 243 ft)
Last Update:
12:42 am CDT Sep 24, 2026
Forecast Valid:
12am CDT Sep 24, 2026-6pm CDT Sep 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation