HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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HARLINGEN, TX
Current Weather

1:52 PM CDT AUG 16, 2026
Broken Clouds
95°F
Feels Like: 107°F
Dewpoint: 75°F
Rel. Hum.: 53%
Visibility: 10 miles
Wind: E at 8 mph, gusts to 21
Pressure: 30.07 inches
Last 72 hours

Local Area Snow Depth

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HARLINGEN, TX 78553
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Sunny with a slight chance of showers and thunderstorms. Near steady temperature in the mid 90s. East winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent. Heat index values up to 111.
TONIGHT
Mostly clear. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 25 mph, diminishing to around 5 mph after midnight. Heat index values up to 105 early in the evening.
MONDAY
Sunny with highs in the upper 90s. East winds 10 to 15 mph. Heat index values up to 109.
MONDAY NIGHT
Mostly clear. Humid with lows in the upper 70s. Southeast winds 10 to 15 mph with gusts up to 20 mph, diminishing to around 5 mph after midnight.
TUESDAY
Sunny. Highs in the upper 90s. Southeast winds 10 to 15 mph. Heat index values up to 109.
TUESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s.
WEDNESDAY
Mostly 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. Highs in the upper 90s. 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 110.
FRIDAY NIGHT
Mostly clear. Lows in the upper 70s. Heat index values up to 105 early in the evening.
SATURDAY
Sunny, hot with highs around 100. 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  8/16/2026
Sunday
16 AUG 2026
HARLINGEN, TX 78553 weather forecast Day 1, 12 hours 1 PM 96° 106° Partly Cloudy 2%

0% Thunder
( 20% severe)
E   13 48% 73°
High 97° HARLINGEN, TX 78553 weather forecast Day 1, 15 hours 4 PM 96° 106° Partly Cloudy E   16 48% 73°
Partly Cloudy



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

0% Thunder
( 4% severe)
ESE   16 56% 73°
HARLINGEN, TX 78553 weather forecast Day 1, 21 hours 10 PM 84° 93° Clear SE   10 77% 76°
Monday
17 AUG 2026
HARLINGEN, TX 78553 weather forecast Day 2, 0 hours 1 AM 82° 89° Clear 2%

0% Thunder
( 5% severe)
SE   5 82% 76°
Low 76° HARLINGEN, TX 78553 weather forecast Day 2, 3 hours 4 AM 80° 85° Clear ESE   2 88% 76°
High 98° HARLINGEN, TX 78553 weather forecast Day 2, 6 hours 7 AM 78° 81° Clear 6%

0% Thunder
( 16% severe)
E   2 94% 76°

Partly Cloudy

Chance of Rain

HARLINGEN, TX 78553 weather forecast Day 2, 9 hours 10 AM 88° 99° Clear ESE   6 68% 76°
HARLINGEN, TX 78553 weather forecast Day 2, 12 hours 1 PM 95° 105° Partly Cloudy 25%
RAIN
.1–.25 in
0% Thunder
( 30% severe)
ESE   10 49% 73°
HARLINGEN, TX 78553 weather forecast Day 2, 15 hours 4 PM 95° 105° Partly Cloudy SE   14 49% 73°
HARLINGEN, TX 78553 weather forecast Day 2, 18 hours 7 PM 91° 100° Partly Cloudy 1%

0% Thunder
( 5% severe)
SE   15 56% 73°
HARLINGEN, TX 78553 weather forecast Day 2, 21 hours 10 PM 84° 92° Partly Cloudy SE   9 74% 75°
Tuesday
18 AUG 2026
HARLINGEN, TX 78553 weather forecast Day 3, 0 hours 1 AM 81° 87° Clear 0%

0% Thunder
( 4% severe)
SSE   7 85% 76°
Low 75° HARLINGEN, TX 78553 weather forecast Day 3, 3 hours 4 AM 79° 83° Clear SSE   6 91% 76°
High 101° HARLINGEN, TX 78553 weather forecast Day 3, 6 hours 7 AM 78° 81° Clear 6%

0% Thunder
( 10% severe)
SE   5 91% 75°

Clear



HARLINGEN, TX 78553 weather forecast Day 3, 9 hours 10 AM 88° 98° Clear SSE   8 66% 75°
HARLINGEN, TX 78553 weather forecast Day 3, 15 hours 1 PM 97° 105° Clear 8%

0% Thunder
( 20% severe)
SE   10 43% 71°
HARLINGEN, TX 78553 weather forecast Day 3, 18 hours 4 PM 98° 104° Clear SE   15 39% 69°
HARLINGEN, TX 78553 weather forecast Day 3, 21 hours 7 PM 92° 99° Clear     SE   16 51% 71°

HARLINGEN, TX extended weather forecast

Wednesday
19 AUG 2026
Thursday
20 AUG 2026
Friday
21 AUG 2026
Saturday
22 AUG 2026
Sunday
23 AUG 2026
Low 76° Low 79° Low 78° Low 76° Low 75°
High 99° High 100° High 100° High 98° High 97°
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
Clear
15% Rain
Partly Cloudy
24% Rain
Clear
19% Rain
Clear
14% Rain
Partly Cloudy
20% Rain
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