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

80°F

27°C

Humidity 76%
Wind Speed NE 10 mph
Barometer 29.83 in (1010.0 mb)
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Heat Index84°F (29°C)
Last update 4 Oct 7:52 pm CDT
Extended Forecast for

Primera TX

  • Tonight

    Tonight: Mostly clear, with a low around 71. East northeast wind 5 to 7 mph becoming calm in the evening.

    Low: 71 °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: Clear, with a low around 73. East northeast wind 5 to 9 mph becoming calm in the evening.

    Low: 73 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 94. Light and variable wind becoming east 5 to 10 mph in the afternoon.

    High: 94 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light east southeast after midnight.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Light east wind increasing to 5 to 10 mph in the morning.

    High: 93 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light east northeast. Chance of precipitation is 30%.

    Low: 74 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 90. Northeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.

    High: 90 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A 30 percent chance of showers. Partly cloudy, with a low around 75. Northeast wind 6 to 10 mph.

    Low: 75 °F

    Chance
    Showers

Detailed Forecast

Tonight
Mostly clear, with a low around 71. East northeast wind 5 to 7 mph becoming calm 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
Clear, with a low around 73. East northeast wind 5 to 9 mph becoming calm in the evening.
Monday
Sunny, with a high near 94. Light and variable wind becoming east 5 to 10 mph in the afternoon.
Monday Night
Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light east southeast after midnight.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 93. Light east wind increasing to 5 to 10 mph in the morning.
Tuesday Night
A slight chance of showers and thunderstorms, then a chance of showers after 1am. Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light east northeast. Chance of precipitation is 30%.
Wednesday
Showers likely and possibly a thunderstorm. Mostly sunny, with a high near 90. Northeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Wednesday Night
A 30 percent chance of showers. Partly cloudy, with a low around 75. Northeast wind 6 to 10 mph.
Thursday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 90. North northeast wind 7 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of showers. Mostly clear, with a low around 73. East northeast wind 6 to 10 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
Friday Night
A 20 percent chance of showers. Mostly clear, with a low around 72.
Saturday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Primera TX
 26.23°N 97.75°W
Last Update:
8:00 pm CDT Oct 4, 2025
Forecast Valid:
8pm CDT Oct 4, 2025-6pm CDT Oct 11, 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