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

72°F

22°C

Humidity 79%
Wind Speed Calm
Barometer 30.06 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 12 May 9:35 pm CDT
Extended Forecast for

Hallettsville TX

  • Tonight

    Tonight: Mostly clear, with a low around 64. Calm wind.

    Low: 64 °F

    Mostly Clear

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 90. Calm wind.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 65. Southeast wind around 5 mph becoming calm after midnight.

    Low: 65 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 92. Light south southwest wind becoming south southeast 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 92 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 68. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.

    Low: 68 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91. South wind 5 to 15 mph, with gusts as high as 25 mph.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 73. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 73 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 90. South southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.

    High: 90 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 77 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 64. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 90. Calm wind.
Wednesday Night
Mostly clear, with a low around 65. Southeast wind around 5 mph becoming calm after midnight.
Thursday
Sunny, with a high near 92. Light south southwest wind becoming south southeast 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 68. South southeast wind 5 to 15 mph, with gusts as high as 20 mph.
Friday
Mostly sunny, with a high near 91. South wind 5 to 15 mph, with gusts as high as 25 mph.
Friday Night
Partly cloudy, with a low around 73. South southeast wind 5 to 15 mph, with gusts as high as 25 mph.
Saturday
Partly sunny, with a high near 90. South southeast wind 5 to 10 mph increasing to 10 to 15 mph in the afternoon. Winds could gust as high as 25 mph.
Saturday Night
Mostly cloudy, with a low around 77. South southeast wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly cloudy, with a high near 90.
Sunday Night
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 78.
Monday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 89.
Monday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 77.
Tuesday
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 88.
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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:
6:44 pm CDT May 12, 2026
Forecast Valid:
9pm CDT May 12, 2026-6pm CDT May 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation