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

73°F

23°C

Humidity 96%
Wind Speed SE 7 mph
Barometer 30.02 in (1016.4 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 20 Nov 12:52 am CST
Extended Forecast for

Harlingen TX

  • Overnight

    Overnight: Mostly clear, with a low around 72. Southeast wind around 10 mph, with gusts as high as 22 mph.

    Low: 72 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 89. Breezy, with a south southeast wind 10 to 18 mph, with gusts as high as 31 mph.

    High: 89 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 72. South southeast wind 10 to 14 mph, with gusts as high as 25 mph.

    Low: 72 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 91. South wind 9 to 14 mph, with gusts as high as 25 mph.

    High: 91 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 72. Southeast wind 6 to 11 mph, with gusts as high as 21 mph.

    Low: 72 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southeast wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

    High: 90 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 73. Southeast wind around 11 mph, with gusts as high as 22 mph.

    Low: 73 °F

    Partly Cloudy

  • Sunday

    Sunday: A 20 percent chance of showers before noon. Mostly sunny, with a high near 89. South southeast wind 10 to 17 mph, with gusts as high as 30 mph.

    High: 89 °F

    Slight Chance
    Showers then
    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 72. South southeast wind 14 to 16 mph, with gusts as high as 29 mph.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around 72. Southeast wind around 10 mph, with gusts as high as 22 mph.
Thursday
Mostly sunny, with a high near 89. Breezy, with a south southeast wind 10 to 18 mph, with gusts as high as 31 mph.
Thursday Night
Partly cloudy, with a low around 72. South southeast wind 10 to 14 mph, with gusts as high as 25 mph.
Friday
Mostly sunny, with a high near 91. South wind 9 to 14 mph, with gusts as high as 25 mph.
Friday Night
Mostly clear, with a low around 72. Southeast wind 6 to 11 mph, with gusts as high as 21 mph.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 90. Southeast wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.
Saturday Night
Partly cloudy, with a low around 73. Southeast wind around 11 mph, with gusts as high as 22 mph.
Sunday
A 20 percent chance of showers before noon. Mostly sunny, with a high near 89. South southeast wind 10 to 17 mph, with gusts as high as 30 mph.
Sunday Night
Partly cloudy, with a low around 72. South southeast wind 14 to 16 mph, with gusts as high as 29 mph.
Monday
Mostly sunny, with a high near 88. South wind 11 to 16 mph, with gusts as high as 28 mph.
Monday Night
Mostly clear, with a low around 63. South southeast wind 6 to 10 mph becoming west after midnight.
Tuesday
Mostly sunny, with a high near 85.
Tuesday Night
Partly cloudy, with a low around 65.
Wednesday
A 30 percent chance of showers. Partly sunny, with a high near 83.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harlingen TX
 26.19°N 97.7°W
Last Update:
1:30 am CST Nov 20, 2025
Forecast Valid:
1am CST Nov 20, 2025-6pm CST Nov 26, 2025
 
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Additional Resources

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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