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

63°F

17°C

Humidity	47%
Wind Speed	N 17 G 26 mph
Barometer	30.14 in (1020.5 mb)
Dewpoint	42°F (6°C)
Visibility	10.00 mi
Last update	17 Jan 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: 67 °F
Partly Sunny
Tonight
Low: 41 °F
Decreasing
Clouds
Sunday
High: 64 °F
Sunny
Sunday Night
Low: 43 °F
Clear
M.L.King Day
High: 73 °F
Mostly Sunny
Monday Night
Low: 58 °F
Increasing
Clouds
Tuesday
High: 71 °F
Slight Chance
Showers then
Mostly Cloudy
Tuesday Night
Low: 60 °F
Chance
Showers
Wednesday
High: 75 °F
Chance
Showers

Detailed Forecast

This Afternoon

Partly sunny, with a high near 67. North northeast wind around 16 mph, with gusts as high as 26 mph.

Tonight

Mostly cloudy, then gradually becoming clear, with a low around 41. North wind 11 to 16 mph, with gusts as high as 29 mph.

Sunday

Sunny, with a high near 64. Wind chill values between 36 and 44 early. North northwest wind 6 to 10 mph becoming northeast in the afternoon.

Sunday Night

Clear, with a low around 43. East northeast wind around 6 mph becoming light and variable in the evening.

M.L.King Day

Mostly sunny, with a high near 73. Light east southeast wind becoming southeast 8 to 13 mph in the morning. Winds could gust as high as 20 mph.

Monday Night

Increasing clouds, with a low around 58. East southeast wind 6 to 10 mph.

Tuesday

A 20 percent chance of showers before noon. Cloudy, with a high near 71. East northeast wind 6 to 11 mph, with gusts as high as 21 mph.

Tuesday Night

A 30 percent chance of showers, mainly after midnight. Cloudy, with a low around 60. Southeast wind 5 to 9 mph.

Wednesday

A 40 percent chance of showers. Mostly cloudy, with a high near 75. South wind 5 to 10 mph.

Wednesday Night

A 20 percent chance of showers before midnight. Partly cloudy, with a low around 58. South southeast wind around 7 mph becoming north northwest after midnight.

Thursday

Mostly sunny, with a high near 76. North northwest wind 6 to 10 mph becoming northeast in the afternoon.

Thursday Night

Partly cloudy, with a low around 57.

Friday

Partly sunny, with a high near 78.