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.

Overcast

52°F

11°C

Humidity 80%
Wind Speed N 18 G 26 mph
Barometer 30.14 in (1020.5 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Wind Chill47°F (8°C)
Last update 1 Dec 12:52 am CST
Extended Forecast for

Harlingen TX

  • Overnight

    Overnight: A 40 percent chance of showers after 4am. Cloudy, with a low around 50. North northwest wind around 14 mph, with gusts as high as 25 mph.

    Low: 50 °F

    Chance
    Showers

  • Monday

    Monday: A 20 percent chance of showers between 11am and noon. Cloudy, with a high near 58. North northwest wind 8 to 13 mph, with gusts as high as 20 mph.

    High: 58 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Monday Night

    Monday Night: A 20 percent chance of showers after 5am. Cloudy, with a low around 51. North northwest wind 6 to 13 mph, with gusts as high as 21 mph.

    Low: 51 °F

    Cloudy then
    Slight Chance
    Showers

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 61. North northwest wind 7 to 14 mph, with gusts as high as 23 mph.

    High: 61 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 56. North northeast wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 80. Calm wind becoming south 5 to 9 mph in the morning.

    High: 80 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 67. South southeast wind around 7 mph.

    Low: 67 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 81. South southeast wind 6 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 40%.

    High: 81 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North northwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 55 °F

    Chance
    T-storms then
    Chance
    Showers

Detailed Forecast

Overnight
A 40 percent chance of showers after 4am. Cloudy, with a low around 50. North northwest wind around 14 mph, with gusts as high as 25 mph.
Monday
A 20 percent chance of showers between 11am and noon. Cloudy, with a high near 58. North northwest wind 8 to 13 mph, with gusts as high as 20 mph.
Monday Night
A 20 percent chance of showers after 5am. Cloudy, with a low around 51. North northwest wind 6 to 13 mph, with gusts as high as 21 mph.
Tuesday
Mostly cloudy, with a high near 61. North northwest wind 7 to 14 mph, with gusts as high as 23 mph.
Tuesday Night
Mostly cloudy, with a low around 56. North northeast wind around 6 mph becoming calm in the evening.
Wednesday
Mostly cloudy, with a high near 80. Calm wind becoming south 5 to 9 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 67. South southeast wind around 7 mph.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 81. South southeast wind 6 to 10 mph becoming northwest in the afternoon. Chance of precipitation is 40%.
Thursday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 55. North northwest wind around 10 mph, with gusts as high as 20 mph.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 67. North northwest wind around 9 mph.
Friday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 55. North northwest wind around 7 mph.
Saturday
Partly sunny, with a high near 75.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 80.
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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:
1:18 am CST Dec 1, 2025
Forecast Valid:
1am CST Dec 1, 2025-6pm CST Dec 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