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WE ARE HIRING: NWS Brownsville/Rio Grande Valley is officially hiring a GS-5/7/9 Meteorologist. Apply today at USAJobs!
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.

Overcast

79°F

26°C

Humidity	90%
Wind Speed	N 13 mph
Barometer	29.92 in (1013.0 mb)
Dewpoint	76°F (24°C)
Visibility	9.00 mi
Heat Index	83°F (28°C)
Last update	4 Oct 4:52 pm CDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Rio Hondo TX

This Afternoon
High: 85 °F
Showers
Likely
Tonight
Low: 74 °F
Heavy Rain
Monday
High: 85 °F
Showers
Monday Night
Low: 73 °F
Heavy Rain
Tuesday
High: 88 °F
Showers
Likely
Tuesday Night
Low: 72 °F
Slight Chance
T-storms then
Slight Chance
Showers
Wednesday
High: 90 °F
Chance
Showers
Wednesday Night
Low: 73 °F
Slight Chance
T-storms then
Chance
Showers
Thursday
High: 89 °F
Chance
T-storms then
Showers
Likely

Detailed Forecast

This Afternoon

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 85. North northeast wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 60%.

Tonight

Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 74. North wind 7 to 11 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.

Monday

Showers and thunderstorms before 3pm, then showers and possibly a thunderstorm, mainly after 3pm. High near 85. North wind around 14 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.

Monday Night

Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 9pm, then showers likely and possibly a thunderstorm after 9pm. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 73. North wind 8 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 70%.

Tuesday

Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 88. North wind 11 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

Tuesday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 72. North northeast wind 5 to 11 mph. Chance of precipitation is 20%.

Wednesday

A chance of showers, with thunderstorms also possible after 1pm. Sunny, with a high near 90. North northeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 40%.

Wednesday Night

A 30 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 73. North northeast wind 5 to 11 mph, with gusts as high as 20 mph.

Thursday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. North northeast wind 10 to 15 mph, with gusts as high as 23 mph. Chance of precipitation is 60%.

Thursday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 72. North northeast wind 7 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Friday

A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 89. North northwest wind 11 to 16 mph, with gusts as high as 26 mph.

Friday Night

A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 70.

Saturday

Mostly sunny, with a high near 89.

Saturday Night

Mostly clear, with a low around 70.

Sunday

Sunny, with a high near 93.