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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

88°F

31°C

Humidity	66%
Wind Speed	N 15 G 25 mph
Barometer	29.93 in (1013.5 mb)
Dewpoint	75°F (24°C)
Visibility	10.00 mi
Heat Index	98°F (37°C)
Last update	6 Oct 11:52 am CDT

More Information:

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

Extended Forecast for

6 Miles NNW Rio Hondo TX

This Afternoon
High: 88 °F
Heavy Rain
Tonight
Low: 72 °F
Chance
Showers
Wednesday
High: 89 °F
Chance
T-storms then
Showers
Likely
Wednesday Night
Low: 72 °F
Chance
Showers
Thursday
High: 89 °F
Showers
Likely
Thursday Night
Low: 71 °F
Slight Chance
T-storms
Friday
High: 90 °F
Slight Chance
T-storms then
Chance
Showers
Friday Night
Low: 70 °F
Mostly Clear
Saturday
High: 89 °F
Mostly Sunny

Detailed Forecast

This Afternoon

Showers likely and possibly a thunderstorm before 4pm, then a chance of showers and thunderstorms after 4pm. Some of the storms could produce heavy rainfall. Partly sunny, with a high near 88. North wind around 15 mph, with gusts as high as 24 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

Tonight

A 30 percent chance of showers and thunderstorms, mainly after 5am. Mostly cloudy, then gradually becoming clear, with a low around 72. North wind 6 to 10 mph, with gusts as high as 21 mph.

Wednesday

A chance of showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. North northeast wind 10 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Wednesday Night

A chance of showers and thunderstorms. Mostly clear, with a low around 72. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Thursday

A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers likely and possibly a thunderstorm after 1pm. Sunny, with a high near 89. North northeast wind 9 to 16 mph, with gusts as high as 26 mph. Chance of precipitation is 60%.

Thursday Night

A slight chance of thunderstorms before 7pm, then a slight chance of showers and thunderstorms after 1am. Mostly clear, with a low around 71. North northeast wind 5 to 11 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

Friday

A 30 percent chance of showers and thunderstorms, mainly after 1pm. Sunny, with a high near 90. North northeast wind 9 to 16 mph, with gusts as high as 25 mph.

Friday Night

Mostly clear, with a low around 70. North northeast wind 5 to 10 mph becoming light. Winds could gust as high as 21 mph.

Saturday

Mostly sunny, with a high near 89. North northeast wind 8 to 10 mph.

Saturday Night

Partly cloudy, with a low around 71. Northeast wind 5 to 7 mph becoming calm in the evening.

Sunday

Mostly sunny, with a high near 90. East wind 3 to 8 mph.

Sunday Night

Mostly cloudy, with a low around 73.

Columbus Day

A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 92.