News Headlines
- WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
- October 1-7 Rainfall Improves Long-Term Drought, but Severe to Extreme Conditions Remain for Some. Click Here for Details.
- New: October-December2026 Outlook - After a brutally hot and dry September, October brings the pattern change to wetter and less hot, with above average rainfall to close out 2026; flash flooding, water supply, & hazardous marine conditions in focus
Current conditions at
Harlingen, Rio Grande Valley International Airport (KHRL)
Lat: 26.23°NLon: 97.66°WElev: 33ft.
Fair
77°F
25°C
| Humidity | 96% |
| Wind Speed | E 3 mph |
| Barometer | 29.95 in (1014.2 mb) |
| Dewpoint | 76°F (24°C) |
| Visibility | 9.00 mi |
| Heat Index | 78°F (26°C) |
| Last update | 12 Oct 7:52 am CDT |
Extended Forecast for
Harlingen, Rio Grande Valley International Airport TX
Columbus Day

High: 96 °F
Mostly Sunny
Tonight

Low: 77 °F
Mostly Clear
Tuesday

High: 97 °F
Mostly Sunny
and BreezyTuesday Night

Low: 77 °F
Mostly Clear
Wednesday

High: 94 °F
Mostly Sunny
and BreezyWednesday Night
Low: 74 °F
Mostly Clear
and Breezy
then Mostly
ClearThursday

High: 92 °F
Sunny
Thursday Night

Low: 72 °F
Mostly Clear
Friday

High: 89 °F
Chance
Showers and
Breezy
Detailed Forecast
Columbus Day
Mostly sunny, with a high near 96. Heat index values as high as 106. Southeast wind 8 to 16 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 77. Southeast wind 10 to 15 mph, with gusts as high as 23 mph.
Tuesday
Mostly sunny, with a high near 97. Heat index values as high as 108. Breezy, with a south southeast wind 10 to 20 mph, with gusts as high as 31 mph.
Tuesday Night
Mostly clear, with a low around 77. Southeast wind 13 to 17 mph, with gusts as high as 26 mph.
Wednesday
Mostly sunny, with a high near 94. Breezy, with a southeast wind 11 to 20 mph, with gusts as high as 31 mph.
Wednesday Night
Mostly clear, with a low around 74. Breezy, with a southeast wind 11 to 18 mph, with gusts as high as 26 mph.
Thursday
Sunny, with a high near 92. East southeast wind 10 to 16 mph, with gusts as high as 25 mph.
Thursday Night
Mostly clear, with a low around 72. East wind 6 to 11 mph becoming light in the evening. Winds could gust as high as 20 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 89. Breezy, with a north northeast wind 6 to 11 mph increasing to 15 to 20 mph in the afternoon. Winds could gust as high as 34 mph. Chance of precipitation is 40%.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 66. Breezy, with a northeast wind 17 to 26 mph, with gusts as high as 43 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Mostly sunny, with a high near 80. Breezy, with a north wind 18 to 25 mph, with gusts as high as 43 mph.
Saturday Night
A 20 percent chance of showers. Partly cloudy, with a low around 63.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 82.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
Harlingen, Rio Grande Valley International Airport TX
26.24°N 97.65°W
26.24°N 97.65°W
8:00 am CDT Oct 12, 2026
8am CDT Oct 12, 2026-6pm CDT Oct 18, 2026


