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

87°F

31°C

Humidity 61%
Wind Speed E 7 mph
Barometer 29.94 in (1013.8 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index93°F (34°C)
Last update 4 Oct 11:52 am CDT
Extended Forecast for

Harlingen, Rio Grande Valley International Airport TX

  • This Afternoon

    This Afternoon: A slight chance of showers and thunderstorms between 1pm and 3pm. Mostly sunny, with a high near 91. Northeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 91 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 70. Northeast wind 5 to 10 mph becoming light and variable in the evening.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 93. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.

    High: 93 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 71. East northeast wind 5 to 10 mph becoming light and variable after midnight.

    Low: 71 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 94. Light southeast wind becoming east 6 to 11 mph in the afternoon.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 73. East southeast wind 5 to 11 mph.

    Low: 73 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 93. Light east wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 40%.

    High: 93 °F

    Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. East wind 5 to 11 mph.

    Low: 73 °F

    Mostly Clear
    then Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 90. Northeast wind 7 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

    High: 90 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
A slight chance of showers and thunderstorms between 1pm and 3pm. Mostly sunny, with a high near 91. Northeast wind around 14 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 70. Northeast wind 5 to 10 mph becoming light and variable in the evening.
Sunday
Sunny, with a high near 93. Light and variable wind becoming northeast 5 to 7 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 71. East northeast wind 5 to 10 mph becoming light and variable after midnight.
Monday
Sunny, with a high near 94. Light southeast wind becoming east 6 to 11 mph in the afternoon.
Monday Night
Mostly clear, with a low around 73. East southeast wind 5 to 11 mph.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 93. Light east wind increasing to 8 to 13 mph in the morning. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 73. East wind 5 to 11 mph.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 90. Northeast wind 7 to 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 72. Northeast wind 6 to 11 mph.
Thursday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 89. North northeast wind 9 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of showers. Mostly clear, with a low around 72.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 88.
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen, Rio Grande Valley International Airport TX
 26.24°N 97.65°W
Last Update:
12:18 pm CDT Oct 4, 2025
Forecast Valid:
12pm CDT Oct 4, 2025-6pm CDT Oct 10, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation