Current conditions at

Robert R Wells Jr Airport (K66R)

Lat: 29.64°NLon: 96.52°WElev: 242ft.

Fair

87°F

31°C

Humidity 67%
Wind Speed SE 3 mph
Barometer 29.87 in
Dewpoint 74°F (23°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 5 Sep 8:15 pm CDT
Extended Forecast for

Hallettsville TX

  • Tonight

    Tonight: Mostly cloudy, with a low around 74. South southeast wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of showers and thunderstorms, mainly after 1pm.  Mostly sunny, with a high near 97. Heat index values as high as 104. Calm wind becoming east southeast around 5 mph.

    High: 97 °F

    Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. East southeast wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Mostly Clear

  • Labor Day

    Labor Day: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 98. Heat index values as high as 106. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 98 °F

    Sunny then
    Slight Chance
    T-storms

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 99. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 99 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 73. Southeast wind 5 to 10 mph becoming light and variable  after midnight.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 97. Calm wind becoming east southeast around 5 mph in the afternoon.

    High: 97 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm  in the evening.

    Low: 73 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 74. South southeast wind around 5 mph becoming calm in the evening.
Sunday
A 30 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 97. Heat index values as high as 104. Calm wind becoming east southeast around 5 mph.
Sunday Night
Mostly clear, with a low around 74. East southeast wind around 5 mph becoming calm in the evening.
Labor Day
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 98. Heat index values as high as 106. Calm wind becoming east southeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 74. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny and hot, with a high near 99. Calm wind becoming east southeast around 5 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 73. Southeast wind 5 to 10 mph becoming light and variable after midnight.
Wednesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 97. Calm wind becoming east southeast around 5 mph in the afternoon.
Wednesday Night
Partly cloudy, with a low around 73. Southeast wind around 5 mph becoming calm in the evening.
Thursday
Mostly sunny, with a high near 98.
Thursday Night
Partly cloudy, with a low around 73.
Friday
Mostly sunny and hot, with a high near 99.
Friday Night
Mostly clear, with a low around 74.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 99.
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ABOUT THIS FORECAST

 
Point Forecast:
Hallettsville TX
 29.44°N 96.91°W (Elev. 243 ft)
6:46 pm CDT Sep 5, 2026
8pm CDT Sep 5, 2026-6pm CDT Sep 12, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database