HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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HARLINGEN, TX
Current Weather

5:52 AM CDT JUL 17, 2026
Clear
79°F
Feels Like: 83°F
Dewpoint: 75°F
Rel. Hum.: 88%
Visibility: 10 miles
Wind: SE at 8 mph
Pressure: 30.05 inches
Last 72 hours

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HARLINGEN, TX 78553
Weather Forecast

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REST OF TONIGHT
Partly cloudy. Near steady temperature around 80. Southeast winds 10 to 15 mph with gusts up to 25 mph.
FRIDAY
Mostly sunny. Humid with highs in the mid 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 107.
FRIDAY NIGHT
Partly cloudy. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph, diminishing to around 10 mph after midnight. Gusts up to 30 mph.
SATURDAY
Mostly sunny. Humid with highs in the mid 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 108.
SATURDAY NIGHT
Partly cloudy. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 105 early in the evening.
SUNDAY
Mostly sunny. Highs in the upper 90s. Heat index values up to 110.
SUNDAY NIGHT
Mostly clear. Lows in the upper 70s.
MONDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
MONDAY NIGHT
Mostly clear. Lows in the upper 70s.
TUESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
TUESDAY NIGHT
Mostly clear. Lows in the mid 70s.
WEDNESDAY
Sunny. Highs in the upper 90s. Heat index values up to 110.
WEDNESDAY NIGHT
Clear. Lows in the mid 70s.

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  7/16/2026
Friday
17 JUL 2026
HARLINGEN, TX 78553 weather forecast Day 1, 0 hours 1 AM 82° 89° Partly Cloudy 0%

0% Thunder
( 0% severe)
SE   14 79% 75°
Low 78° HARLINGEN, TX 78553 weather forecast Day 1, 3 hours 4 AM 80° 85° Mostly Cloudy SSE   12 85% 75°
High 96° HARLINGEN, TX 78553 weather forecast Day 1, 6 hours 7 AM 79° 83° Partly Cloudy 2%

0% Thunder
( 8% severe)
SE   10 88% 75°

Partly Cloudy




Breezy
HARLINGEN, TX 78553 weather forecast Day 1, 9 hours 10 AM 89° 98° Mostly Cloudy SSE   16 61% 74°
HARLINGEN, TX 78553 weather forecast Day 1, 12 hours 1 PM 95° 104° Partly Cloudy 3%

0% Thunder
( 20% severe)
SSE   18 48% 72°
HARLINGEN, TX 78553 weather forecast Day 1, 15 hours 4 PM 96° 105° Partly Cloudy SE   20 46% 72°
HARLINGEN, TX 78553 weather forecast Day 1, 18 hours 7 PM 91° 100° Partly Cloudy 0%

0% Thunder
( 2% severe)
SE   20 56% 73°
HARLINGEN, TX 78553 weather forecast Day 1, 21 hours 10 PM 83° 91° Partly Cloudy SE   15 80% 76°
Saturday
18 JUL 2026
HARLINGEN, TX 78553 weather forecast Day 2, 0 hours 1 AM 81° 88° Partly Cloudy 1%

0% Thunder
( 2% severe)
SSE   12 88% 77°
Low 78° HARLINGEN, TX 78553 weather forecast Day 2, 3 hours 4 AM 80° 86° Partly Cloudy SSE   10 91% 77°
High 97° HARLINGEN, TX 78553 weather forecast Day 2, 6 hours 7 AM 79° 83° Partly Cloudy 0%

0% Thunder
( 7% severe)
SE   10 91% 76°

Partly Cloudy



HARLINGEN, TX 78553 weather forecast Day 2, 9 hours 10 AM 89° 99° Partly Cloudy SSE   15 64% 75°
HARLINGEN, TX 78553 weather forecast Day 2, 12 hours 1 PM 96° 105° Partly Cloudy 0%

0% Thunder
( 12% severe)
SSE   18 46% 72°
HARLINGEN, TX 78553 weather forecast Day 2, 15 hours 4 PM 97° 106° Partly Cloudy SE   20 45% 72°
HARLINGEN, TX 78553 weather forecast Day 2, 18 hours 7 PM 91° 100° Mostly Cloudy 0%

0% Thunder
( 3% severe)
SE   20 56% 73°
HARLINGEN, TX 78553 weather forecast Day 2, 21 hours 10 PM 83° 91° Partly Cloudy SE   16 80% 76°

HARLINGEN, TX extended weather forecast

Sunday
19 JUL 2026
Monday
20 JUL 2026
Tuesday
21 JUL 2026
Wednesday
22 JUL 2026
Thursday
23 JUL 2026
Low 78° Low 75° Low 76° Low 76° Low 77°
High 97° High 97° High 98° High 97° High 98°
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
Partly Cloudy
15% Rain
Clear
14% Rain
Clear
19% Rain
Partly Cloudy
23% Rain
Clear
18% Rain
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