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New: October-December 2025 Outlook - Drier and Warmer than Normal Conditions Expected; Drought, Wildfire Potential, and Water Supply Issues are Primary Concerns

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

A Few Clouds

80°F

27°C

Humidity	82%
Wind Speed	NE 9 mph
Barometer	30.05 in (1017.4 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	85°F (29°C)
Last update	9 Oct 7:52 pm CDT

More Information:

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

Extended Forecast for

Harlingen TX

Tonight
Low: 75 °F
Slight Chance
Showers
Friday
High: 90 °F
Slight Chance
Showers
Friday Night
Low: 68 °F
Clear
Saturday
High: 90 °F
Sunny
Saturday Night
Low: 66 °F
Mostly Clear
Sunday
High: 90 °F
Sunny
Sunday Night
Low: 70 °F
Mostly Clear
Columbus Day
High: 91 °F
Sunny
Monday Night
Low: 72 °F
Mostly Clear

Detailed Forecast

Tonight

A slight chance of showers before 8pm, then a slight chance of showers after 10pm. Partly cloudy, with a low around 75. North northeast wind 6 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Friday

A slight chance of showers between 9am and 2pm. Mostly sunny, with a high near 90. Northeast wind 8 to 14 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

Friday Night

Clear, with a low around 68. East northeast wind 5 to 9 mph becoming calm in the evening.

Saturday

Sunny, with a high near 90. North northwest wind 5 to 8 mph becoming east northeast in the afternoon.

Saturday Night

Mostly clear, with a low around 66. East northeast wind 5 to 7 mph becoming calm in the evening.

Sunday

Sunny, with a high near 90. Calm wind becoming southeast 5 to 8 mph in the afternoon.

Sunday Night

Mostly clear, with a low around 70. Southeast wind 6 to 9 mph.

Columbus Day

Sunny, with a high near 91. Southeast wind 5 to 11 mph, with gusts as high as 20 mph.