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

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

83°F

28°C

Humidity 85%
Wind Speed NE 6 mph
Barometer 29.97 in (1014.7 mb)
Dewpoint 78°F (26°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 1 Sep 8:52 am CDT
Extended Forecast for

Raymondville TX

  • Labor Day

    Labor Day: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming east 5 to 7 mph in the afternoon.

    High: 96 °F

    Sunny then
    Chance
    T-storms

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Mostly clear, with a low around 75. East wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 40%.

    Low: 75 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 95. Calm wind becoming northeast 5 to 7 mph in the morning. Chance of precipitation is 70%.

    High: 95 °F

    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 73. East northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 73 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 97. Calm wind becoming east northeast 5 to 8 mph in the afternoon.

    High: 97 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 72. East wind 5 to 8 mph becoming calm after midnight.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 98. Calm wind becoming east 5 to 8 mph in the afternoon.

    High: 98 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 72. East wind 5 to 10 mph becoming light south southeast after midnight.

    Low: 72 °F

    Mostly Clear

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Light southeast wind increasing to 5 to 10 mph in the morning.

    High: 96 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

Detailed Forecast

Labor Day
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Heat index values as high as 105. Calm wind becoming east 5 to 7 mph in the afternoon.
Tonight
A slight chance of showers and thunderstorms before 8pm, then a chance of showers and thunderstorms after 2am. Mostly clear, with a low around 75. East wind 5 to 9 mph becoming calm in the evening. Chance of precipitation is 40%.
Tuesday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 95. Calm wind becoming northeast 5 to 7 mph in the morning. Chance of precipitation is 70%.
Tuesday Night
Partly cloudy, with a low around 73. East northeast wind 5 to 7 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 97. Calm wind becoming east northeast 5 to 8 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 72. East wind 5 to 8 mph becoming calm after midnight.
Thursday
Sunny, with a high near 98. Calm wind becoming east 5 to 8 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 72. East wind 5 to 10 mph becoming light south southeast after midnight.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 96. Light southeast wind increasing to 5 to 10 mph in the morning.
Friday Night
Partly cloudy, with a low around 74. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.
Saturday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 94. Light southeast wind becoming east southeast 5 to 10 mph in the morning.
Saturday Night
A 40 percent chance of showers. Partly cloudy, with a low around 73.
Sunday
Showers and thunderstorms likely. Mostly sunny, with a high near 90. Chance of precipitation is 60%.
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ABOUT THIS FORECAST

 
Point Forecast:
Raymondville TX
 26.48°N 97.78°W
Last Update:
9:15 am CDT Sep 1, 2025
Forecast Valid:
9am CDT Sep 1, 2025-6pm CDT Sep 7, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation