National Weather Service

News Headlines

New: 2025 In Review - Heat Dominates for a 3rd Year in Row; A March Historic Flood and Continued Water Issues Made Headlines
January-March 2026 Outlook - Drier and Warmer than Normal Conditions Expected To Continue; Drought, Wildfire Potential, Water Supply Issues and Cold Fronts Remain In Focus

Current conditions at

Harlingen, Rio Grande Valley International Airport (KHRL)

Lat: 26.23°NLon: 97.66°WElev: 33ft.

Overcast

67°F

19°C

Humidity	55%
Wind Speed	SE 18 mph
Barometer	30.18 in (1021.9 mb)
Dewpoint	50°F (10°C)
Visibility	10.00 mi
Last update	19 Jan 4:52 pm CST

More Information:

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

Extended Forecast for

Harlingen TX

Tonight
Low: 57 °F
Mostly Cloudy
Tuesday
High: 72 °F
Mostly Cloudy
Tuesday Night
Low: 60 °F
Slight Chance
Showers
Wednesday
High: 77 °F
Chance
Showers
Wednesday Night
Low: 59 °F
Mostly Cloudy
Thursday
High: 79 °F
Decreasing
Clouds
Thursday Night
Low: 61 °F
Partly Cloudy
Friday
High: 82 °F
Partly Sunny
Friday Night
Low: 59 °F
Mostly Cloudy
then Slight
Chance
Showers

Detailed Forecast

Tonight

Mostly cloudy, with a low around 57. East southeast wind 5 to 10 mph, with gusts as high as 20 mph.

Tuesday

Mostly cloudy, with a high near 72. East wind 5 to 10 mph.

Tuesday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 60. East wind 5 to 9 mph becoming light south southeast after midnight.

Wednesday

A 30 percent chance of showers, mainly before noon. Mostly cloudy, with a high near 77. South southeast wind 3 to 8 mph.

Wednesday Night

Mostly cloudy, with a low around 59. East southeast wind around 6 mph becoming light and variable in the evening.

Thursday

Mostly cloudy, then gradually becoming sunny, with a high near 79. Light and variable wind becoming east 5 to 10 mph in the morning.

Thursday Night

Partly cloudy, with a low around 61. East southeast wind 6 to 10 mph.

Friday

Partly sunny, with a high near 82. South southeast wind 6 to 14 mph, with gusts as high as 25 mph.

Friday Night

A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 59. Southeast wind 9 to 11 mph, with gusts as high as 21 mph.

Saturday

A 20 percent chance of showers. Mostly cloudy, with a high near 73. Southeast wind 9 to 16 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph.

Saturday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 37. North wind 11 to 14 mph, with gusts as high as 23 mph.

Sunday

A 20 percent chance of showers. Mostly cloudy, with a high near 49.

Sunday Night

Mostly cloudy, with a low around 38.

Monday

Mostly cloudy, with a high near 57.