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New: Summer (June-August) 2025 Review: Still Hot with "Just-in-Time" Rains that Kept Drought to a Minimum
New: Autumn (September-November) Outlook - Early Rains? Otherwise, Warm/Hot and Generally Dry for Most of the Season
Check Out the 2025 Rio Grande Valley/Deep South Texas Hurricane Guide
Guia de Huracanes 2025 del Valle del Rio Grande/Extremo Sur de Texas

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

82°F

28°C

Humidity	94%
Wind Speed	E 3 mph
Barometer	29.98 in (1015.2 mb)
Dewpoint	80°F (27°C)
Visibility	10.00 mi
Heat Index	93°F (34°C)
Last update	6 Sep 11:52 pm CDT

More Information:

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

Extended Forecast for

Rio Hondo TX

Overnight
Low: 77 °F
Chance
T-storms
Sunday
High: 91 °F
Showers
Likely and
Patchy Fog
then T-storms
Likely
Sunday Night
Low: 76 °F
Chance
T-storms then
Showers
Likely
Monday
High: 91 °F
Showers
Likely
Monday Night
Low: 75 °F
Slight Chance
T-storms then
Chance
Showers
Tuesday
High: 92 °F
Chance
Showers then
Chance
T-storms
Tuesday Night
Low: 73 °F
Slight Chance
T-storms then
Chance
Showers
Wednesday
High: 93 °F
Slight Chance
T-storms
Wednesday Night
Low: 74 °F
Chance
Showers

Detailed Forecast

Overnight

A 50 percent chance of showers and thunderstorms, mainly after 2am. Partly cloudy, with a low around 77. East southeast wind around 5 mph becoming calm.

Sunday

Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely between 1pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 91. Light and variable wind becoming east northeast 5 to 10 mph in the morning. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.

Sunday Night

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 76. East northeast wind 5 to 10 mph becoming light and variable. Chance of precipitation is 60%.

Monday

Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. East northeast wind 6 to 11 mph. Chance of precipitation is 70%.

Monday Night

A slight chance of showers and thunderstorms, then a chance of showers after 10pm. Mostly clear, with a low around 75. East northeast wind 5 to 10 mph becoming light after midnight. Chance of precipitation is 30%.

Tuesday

A chance of showers, with thunderstorms also possible after 10am. Sunny, with a high near 92. East northeast wind 5 to 11 mph. Chance of precipitation is 40%.

Tuesday Night

A slight chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 1am, then a chance of showers and thunderstorms after 1am. Clear, with a low around 73. East wind 5 to 10 mph becoming light in the evening. Chance of precipitation is 30%.

Wednesday

A 20 percent chance of showers and thunderstorms. Sunny, with a high near 93. Light northeast wind becoming east northeast 5 to 10 mph in the morning.

Wednesday Night

A 30 percent chance of showers. Mostly clear, with a low around 74. East wind 5 to 10 mph becoming light after midnight.

Thursday

A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93. Light north wind becoming east northeast 5 to 10 mph in the morning.

Thursday Night

A 40 percent chance of showers and thunderstorms. Mostly clear, with a low around 75. East northeast wind 5 to 10 mph becoming light east after midnight.

Friday

A 50 percent chance of showers and thunderstorms. Sunny, with a high near 93.

Friday Night

A 30 percent chance of showers. Mostly clear, with a low around 76.

Saturday

A 30 percent chance of showers and thunderstorms. Sunny, with a high near 93.