HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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HARLINGEN, TX
Current Weather

8:52 AM CDT JUL 26, 2026
Clear
84°F
Feels Like: 94°F
Dewpoint: 77°F
Rel. Hum.: 80%
Visibility: 10 miles
Wind: SSE at 10 mph
Pressure: 30.02 inches
Last 72 hours

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HARLINGEN, TX 78553
Weather Forecast

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Snow Depth pages
REST OF TONIGHT
Mostly clear. Near steady temperature around 80. Southeast winds around 5 mph.
SUNDAY
Sunny. Highs in the upper 90s. Southeast winds 10 to 15 mph. Gusts up to 25 mph in the afternoon. Heat index values up to 108.
SUNDAY NIGHT
Mostly clear. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 105 early in the evening.
MONDAY
Sunny with highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 110.
MONDAY NIGHT
Mostly clear. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 106 early in the evening.
TUESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
TUESDAY NIGHT
Mostly clear. Lows around 80. Heat index values up to 105 early in the evening.
WEDNESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
WEDNESDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
THURSDAY
Sunny, hot with highs around 100. Heat index values up to 110.
THURSDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening.
FRIDAY
Sunny, hot with highs around 100. Heat index values up to 115.
FRIDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 110 early in the evening.

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  7/25/2026
Sunday
26 JUL 2026
HARLINGEN, TX 78553 weather forecast Day 1, 0 hours 1 AM 81° 87° Partly Cloudy 0%

0% Thunder
( 2% severe)
SE   8 85% 76°
Low 76° HARLINGEN, TX 78553 weather forecast Day 1, 3 hours 4 AM 79° 83° Partly Cloudy SSE   6 91% 76°
High 99° HARLINGEN, TX 78553 weather forecast Day 1, 6 hours 7 AM 77° 78° Partly Cloudy 2%

0% Thunder
( 5% severe)
SSE   5 94% 75°

Partly Cloudy



HARLINGEN, TX 78553 weather forecast Day 1, 9 hours 10 AM 88° 98° Partly Cloudy SSE   9 66% 75°
HARLINGEN, TX 78553 weather forecast Day 1, 12 hours 1 PM 96° 105° Partly Cloudy 7%

0% Thunder
( 11% severe)
SSE   12 46% 72°
HARLINGEN, TX 78553 weather forecast Day 1, 15 hours 4 PM 98° 106° Partly Cloudy SE   16 42% 71°
HARLINGEN, TX 78553 weather forecast Day 1, 18 hours 7 PM 93° 100° Clear 0%

0% Thunder
( 2% severe)
SE   17 49% 71°
HARLINGEN, TX 78553 weather forecast Day 1, 21 hours 10 PM 83° 90° Clear SE   14 74% 74°
Monday
27 JUL 2026
HARLINGEN, TX 78553 weather forecast Day 2, 0 hours 1 AM 80° 85° Partly Cloudy 0%

0% Thunder
( 1% severe)
SSE   12 85% 75°
Low 76° HARLINGEN, TX 78553 weather forecast Day 2, 3 hours 4 AM 79° 83° Partly Cloudy SSE   10 88% 75°
High 100° HARLINGEN, TX 78553 weather forecast Day 2, 6 hours 7 AM 78° 81° Partly Cloudy 0%

0% Thunder
( 4% severe)
SSE   8 91% 75°

Partly Cloudy



HARLINGEN, TX 78553 weather forecast Day 2, 9 hours 10 AM 89° 99° Partly Cloudy SSE   14 64% 75°
HARLINGEN, TX 78553 weather forecast Day 2, 12 hours 1 PM 98° 107° Partly Cloudy 1%

0% Thunder
( 11% severe)
SSE   16 43% 72°
HARLINGEN, TX 78553 weather forecast Day 2, 15 hours 4 PM 100° 109° Clear SSE   18 40% 71°
HARLINGEN, TX 78553 weather forecast Day 2, 18 hours 7 PM 93° 101° Clear 0%

0% Thunder
( 3% severe)
SE   20 51% 72°
HARLINGEN, TX 78553 weather forecast Day 2, 21 hours 10 PM 83° 90° Clear SSE   16 74% 74°

HARLINGEN, TX extended weather forecast

Tuesday
28 JUL 2026
Wednesday
29 JUL 2026
Thursday
30 JUL 2026
Friday
31 JUL 2026
Saturday
1 AUG 2026
Low 77° Low 79° Low 79° Low 79° Low 79°
High 98° High 99° High 99° High 99° High 99°
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
9% Rain
Clear
12% Rain
Clear
17% Rain
Clear
19% Rain
Clear
16% Rain
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