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.

Mostly Cloudy

89°F

32°C

Humidity 57%
Wind Speed SE 15 mph
Barometer 29.66 in (1004.3 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index96°F (36°C)
Last update 30 Apr 3:52 pm CDT
Extended Forecast for

Harlingen TX

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 92. Southeast wind around 15 mph, with gusts as high as 24 mph.

    High: 92 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 75. East southeast wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 75 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 94. South southeast wind 8 to 14 mph, with gusts as high as 24 mph.

    High: 94 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. Breezy, with a southeast wind 11 to 18 mph becoming north northwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 60%.

    Low: 59 °F

    Chance
    T-storms then
    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Mostly cloudy, with a high near 75. Breezy, with a north northwest wind 16 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.

    High: 75 °F

    Slight Chance
    T-storms and
    Breezy then
    Slight Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. North northeast wind 5 to 14 mph, with gusts as high as 21 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 81. North wind 6 to 10 mph becoming east in the afternoon.

    High: 81 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 64. Southeast wind 5 to 11 mph.

    Low: 64 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 85. Southeast wind 5 to 11 mph, with gusts as high as 21 mph.

    High: 85 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 92. Southeast wind around 15 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 75. East southeast wind 8 to 14 mph, with gusts as high as 22 mph.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 94. South southeast wind 8 to 14 mph, with gusts as high as 24 mph.
Friday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 59. Breezy, with a southeast wind 11 to 18 mph becoming north northwest after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 60%.
Saturday
A slight chance of showers and thunderstorms before 7am, then a slight chance of showers between 7am and 1pm. Mostly cloudy, with a high near 75. Breezy, with a north northwest wind 16 to 18 mph, with gusts as high as 33 mph. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 60. North northeast wind 5 to 14 mph, with gusts as high as 21 mph.
Sunday
Partly sunny, with a high near 81. North wind 6 to 10 mph becoming east in the afternoon.
Sunday Night
Partly cloudy, with a low around 64. Southeast wind 5 to 11 mph.
Monday
Partly sunny, with a high near 85. Southeast wind 5 to 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 70. Southeast wind 10 to 14 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 92. South southeast wind 9 to 17 mph, with gusts as high as 30 mph.
Tuesday Night
Partly cloudy, with a low around 75.
Wednesday
Partly sunny, with a high near 95.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.21°N 97.7°W
Last Update:
4:15 pm CDT Apr 30, 2026
Forecast Valid:
4pm CDT Apr 30, 2026-6pm CDT May 6, 2026
 
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Additional Resources

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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