HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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HARLINGEN, TX
Current Weather

9:52 AM CDT JUL 29, 2026
Clear
90°F
Feels Like: 101°F
Dewpoint: 75°F
Rel. Hum.: 62%
Visibility: 10 miles
Wind: SSE at 14 mph
Pressure: 29.89 inches
Last 72 hours

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HARLINGEN, TX 78553
Weather Forecast

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Snow Depth pages
TODAY
Sunny. Highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 110.
TONIGHT
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 107 early in the evening.
THURSDAY
Sunny with highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 111.
THURSDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph, diminishing to 5 to 10 mph after midnight. Heat index values up to 107 early in the evening.
FRIDAY
Sunny, hot with highs around 100. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 113.
FRIDAY NIGHT
Mostly clear. Lows around 80. Heat index values up to 110 early in the evening.
SATURDAY
Sunny, hot with highs around 100. Heat index values up to 115.
SATURDAY NIGHT
Mostly clear. Lows around 80. Heat index values up to 110 early in the evening.
SUNDAY
Sunny, hot with highs around 100. Heat index values up to 115.
SUNDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening.
MONDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
MONDAY NIGHT
Mostly clear. Lows around 80. Heat index values up to 110 early in the evening.
TUESDAY
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 PM EDT  7/28/2026
Wednesday
29 JUL 2026
HARLINGEN, TX 78553 weather forecast Day 1, 0 hours 1 AM 83° 92° Partly Cloudy 0%

0% Thunder
( 0% severe)
SSE   15 82% 77°
Low 79° HARLINGEN, TX 78553 weather forecast Day 1, 3 hours 4 AM 82° 90° Partly Cloudy SSE   13 85% 77°
High 100° HARLINGEN, TX 78553 weather forecast Day 1, 6 hours 7 AM 80° 85° Partly Cloudy 1%

0% Thunder
( 3% severe)
SSE   12 88% 76°

Partly Cloudy




Breezy
HARLINGEN, TX 78553 weather forecast Day 1, 9 hours 10 AM 90° 102° Partly Cloudy SSE   15 64% 76°
HARLINGEN, TX 78553 weather forecast Day 1, 12 hours 1 PM 98° 107° Clear 0%

0% Thunder
( 7% severe)
SSE   18 43% 72°
HARLINGEN, TX 78553 weather forecast Day 1, 15 hours 4 PM 99° 106° Clear SSE   20 39% 70°
HARLINGEN, TX 78553 weather forecast Day 1, 18 hours 7 PM 92° 101° Clear 0%

0% Thunder
( 1% severe)
SE   20 54% 73°
HARLINGEN, TX 78553 weather forecast Day 1, 21 hours 10 PM 84° 93° Clear SE   17 77% 76°
Thursday
30 JUL 2026
HARLINGEN, TX 78553 weather forecast Day 2, 0 hours 1 AM 82° 90° Clear 0%

0% Thunder
( 1% severe)
SSE   13 85% 77°
Low 77° HARLINGEN, TX 78553 weather forecast Day 2, 3 hours 4 AM 81° 88° Partly Cloudy SSE   10 88% 77°
High 100° HARLINGEN, TX 78553 weather forecast Day 2, 6 hours 7 AM 79° 83° Partly Cloudy 0%

0% Thunder
( 5% severe)
SE   9 94% 77°

Partly Cloudy



HARLINGEN, TX 78553 weather forecast Day 2, 9 hours 10 AM 90° 103° Partly Cloudy SSE   13 66% 77°
HARLINGEN, TX 78553 weather forecast Day 2, 12 hours 1 PM 98° 107° Clear 0%

0% Thunder
( 10% severe)
SSE   16 43% 72°
HARLINGEN, TX 78553 weather forecast Day 2, 15 hours 4 PM 100° 108° Partly Cloudy SE   18 38% 70°
HARLINGEN, TX 78553 weather forecast Day 2, 18 hours 7 PM 93° 102° Partly Cloudy 0%

0% Thunder
( 2% severe)
SE   18 52% 73°
HARLINGEN, TX 78553 weather forecast Day 2, 21 hours 10 PM 84° 93° Partly Cloudy SE   14 77% 76°

HARLINGEN, TX extended weather forecast

Friday
31 JUL 2026
Saturday
1 AUG 2026
Sunday
2 AUG 2026
Monday
3 AUG 2026
Tuesday
4 AUG 2026
Low 78° Low 79° Low 80° Low 75° Low 77°
High 99° High 101° High 101° High 100° High 97°
HARLINGEN, TX 78553 weather forecast Day 3 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
Clear
11% Rain
Clear
15% Rain
Partly Cloudy
17% Rain
Partly Cloudy
19% Rain
Partly Cloudy
18% Rain
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