National Weather Service

News Headlines

New: March-May (Spring 2026) Outlook: Warmer than normal temperatures are favored to continue; precipitation is a toss-up; drought, wildfire potential, water supply, and heat risk concerns are in focus
The Potential for Wildfire Spread Will Remain Acute through Early March. Stop Wildfires Before they Start with Smokey Bear
Drought is Worsening and Increasing in Coverage Across the Area as We Head into Spring. Track Its Coverage Here.

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Fair

85°F

29°C

Humidity	43%
Wind Speed	SE 15 G 26 mph
Barometer	29.98 in (1015.1 mb)
Dewpoint	60°F (16°C)
Visibility	10.00 mi
Heat Index	85°F (29°C)
Last update	1 Mar 2:52 pm CST

More Information:

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

Extended Forecast for

Harlingen TX

This Afternoon
High: 86 °F
Sunny
Tonight
Low: 65 °F
Partly Cloudy
Monday
High: 87 °F
Mostly Sunny
Monday Night
Low: 66 °F
Mostly Clear
Tuesday
High: 88 °F
Mostly Sunny
then Mostly
Sunny and
Breezy
Tuesday Night
Low: 70 °F
Mostly Cloudy
Wednesday
High: 88 °F
Mostly Sunny
and Breezy
Wednesday Night
Low: 70 °F
Mostly Cloudy
Thursday
High: 88 °F
Partly Sunny
and Breezy

Detailed Forecast

This Afternoon

Sunny, with a high near 86. Southeast wind around 15 mph, with gusts as high as 26 mph.

Tonight

Partly cloudy, with a low around 65. Southeast wind 6 to 14 mph, with gusts as high as 23 mph.

Monday

Mostly sunny, with a high near 87. Southeast wind 6 to 14 mph, with gusts as high as 23 mph.

Monday Night

Mostly clear, with a low around 66. East southeast wind 7 to 14 mph, with gusts as high as 22 mph.

Tuesday

Mostly sunny, with a high near 88. Breezy, with a south southeast wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 32 mph.

Tuesday Night

Mostly cloudy, with a low around 70. South southeast wind 10 to 17 mph, with gusts as high as 29 mph.

Wednesday

Mostly sunny, with a high near 88. Breezy, with a south southeast wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 36 mph.

Wednesday Night

Mostly cloudy, with a low around 70. South southeast wind 11 to 17 mph, with gusts as high as 29 mph.

Thursday

Partly sunny, with a high near 88. Breezy, with a south southeast wind 13 to 21 mph, with gusts as high as 34 mph.

Thursday Night

Mostly cloudy, with a low around 70. South southeast wind 14 to 17 mph, with gusts as high as 30 mph.

Friday

Mostly sunny, with a high near 89. Breezy, with a south southeast wind 14 to 20 mph, with gusts as high as 34 mph.

Friday Night

Mostly cloudy, with a low around 70.

Saturday

A 20 percent chance of showers. Partly sunny, with a high near 90.