HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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HARLINGEN, TX
Current Weather

1:52 PM CDT AUG 13, 2026
Few Clouds
99°F
Feels Like: 109°F
Dewpoint: 72°F
Rel. Hum.: 42%
Visibility: 10 miles
Wind: SSE at 14 mph, gusts to 31
Pressure: 29.93 inches
Last 72 hours

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HARLINGEN, TX 78553
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Sunny, hot. Near steady temperature in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 111.
TONIGHT
Mostly clear. Humid with lows around 80. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 107 early in the evening.
FRIDAY
Sunny with highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 112.
FRIDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Humid with lows around 80. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 108 early in the evening.
SATURDAY
Sunny with highs in the upper 90s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 107.
SATURDAY NIGHT
Mostly clear. Lows in the upper 70s.
SUNDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
SUNDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
MONDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
MONDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
TUESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
TUESDAY NIGHT
Mostly clear. Lows in the upper 70s.
WEDNESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.

Visible Weather Satellite
HARLINGEN, TX 78553
Infrared Weather Satellite
HARLINGEN, TX 78553
NEXRAD Weather Radar
HARLINGEN, TX 78553

HARLINGEN, TX 3 hourly weather forecast

weather forecast created  8:00 AM EDT  8/13/2026
Thursday
13 AUG 2026
HARLINGEN, TX 78553 weather forecast Day 1, 12 hours 1 PM 97° 107° Partly Cloudy 1%

0% Thunder
( 11% severe)
SSE   20 46% 73°
High 99° HARLINGEN, TX 78553 weather forecast Day 1, 15 hours 4 PM 98° 107° Partly Cloudy SSE   21 43% 72°
Partly Cloudy




Breezy
HARLINGEN, TX 78553 weather forecast Day 1, 18 hours 7 PM 91° 100° Clear 0%

0% Thunder
( 4% severe)
SE   22 56% 73°
HARLINGEN, TX 78553 weather forecast Day 1, 21 hours 10 PM 85° 95° Partly Cloudy SE   17 75% 76°
Friday
14 AUG 2026
HARLINGEN, TX 78553 weather forecast Day 2, 0 hours 1 AM 84° 93° Partly Cloudy 2%

0% Thunder
( 4% severe)
SSE   13 77% 76°
Low 78° HARLINGEN, TX 78553 weather forecast Day 2, 3 hours 4 AM 82° 89° Clear SSE   12 82% 76°
High 99° HARLINGEN, TX 78553 weather forecast Day 2, 6 hours 7 AM 81° 87° Clear 5%

0% Thunder
( 10% severe)
SSE   12 82% 75°

Partly Cloudy




Breezy
HARLINGEN, TX 78553 weather forecast Day 2, 9 hours 10 AM 89° 101° Partly Cloudy SSE   15 66% 76°
HARLINGEN, TX 78553 weather forecast Day 2, 12 hours 1 PM 96° 106° Partly Cloudy 6%

0% Thunder
( 24% severe)
SSE   18 48% 73°
HARLINGEN, TX 78553 weather forecast Day 2, 15 hours 4 PM 97° 106° Clear SE   21 45% 72°
HARLINGEN, TX 78553 weather forecast Day 2, 18 hours 7 PM 91° 101° Clear 3%

0% Thunder
( 3% severe)
SE   21 58% 74°
HARLINGEN, TX 78553 weather forecast Day 2, 21 hours 10 PM 85° 96° Partly Cloudy SE   16 77% 77°
Saturday
15 AUG 2026
HARLINGEN, TX 78553 weather forecast Day 3, 0 hours 1 AM 84° 94° Partly Cloudy 5%

0% Thunder
( 4% severe)
SSE   12 80% 77°
Low 78° HARLINGEN, TX 78553 weather forecast Day 3, 3 hours 4 AM 82° 90° Partly Cloudy SSE   12 85% 77°
High 99° HARLINGEN, TX 78553 weather forecast Day 3, 6 hours 7 AM 80° 85° Partly Cloudy 2%

0% Thunder
( 12% severe)
SSE   10 88% 76°

Partly Cloudy



HARLINGEN, TX 78553 weather forecast Day 3, 9 hours 10 AM 89° 101° Partly Cloudy SE   13 66% 76°
HARLINGEN, TX 78553 weather forecast Day 3, 15 hours 1 PM 97° 105° Partly Cloudy 2%

0% Thunder
( 17% severe)
SE   15 43% 71°
HARLINGEN, TX 78553 weather forecast Day 3, 18 hours 4 PM 97° 104° Partly Cloudy ESE   17 42% 70°
HARLINGEN, TX 78553 weather forecast Day 3, 21 hours 7 PM 90° 99° Partly Cloudy     ESE   17 58% 73°

HARLINGEN, TX extended weather forecast

Sunday
16 AUG 2026
Monday
17 AUG 2026
Tuesday
18 AUG 2026
Wednesday
19 AUG 2026
Thursday
20 AUG 2026
Low 77° Low 76° Low 76° Low 77° Low 77°
High 97° High 99° High 100° High 101° High 99°
HARLINGEN, TX 78553 weather forecast Day 4 HARLINGEN, TX 78553 weather forecast Day 5 HARLINGEN, TX 78553 weather forecast Day 6 HARLINGEN, TX 78553 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Partly Cloudy
20% Rain
Partly Cloudy
20% Rain
Partly Cloudy
21% Rain
Clear
14% Rain
Clear
13% Rain
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