HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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HARLINGEN, TX
Current Weather

12:52 AM CDT SEP 13, 2026
Scattered Clouds
82°F
Feels Like: 92°F
Dewpoint: 79°F
Rel. Hum.: 91%
Visibility: 10 miles
Wind: SE at 9 mph
Pressure: 29.93 inches
Last 72 hours

Local Area Snow Depth

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HARLINGEN, TX 78553
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
REST OF TONIGHT
Mostly clear. Near steady temperature in the lower 80s. Southeast winds 10 to 15 mph with gusts up to 25 mph.
SUNDAY
Mostly sunny. Humid with highs in the upper 90s. Southeast winds 10 to 15 mph with gusts up to 30 mph. Heat index values up to 111.
SUNDAY NIGHT
Mostly clear. Humid with lows around 80. Southeast winds 10 to 15 mph with gusts up to 25 mph. Heat index values up to 107 early in the evening.
MONDAY
Mostly sunny. Humid with highs in the upper 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph. Heat index values up to 111.
MONDAY NIGHT
Mostly clear. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph, diminishing to 5 to 10 mph with gusts up to 20 mph after midnight. Heat index values up to 107 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.
WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows in the upper 70s. Heat index values up to 105 early in the evening.
THURSDAY
Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 40 percent. Heat index values up to 110.
THURSDAY NIGHT
Partly cloudy. A chance of showers after midnight. Lows in the upper 70s. Chance of rain 40 percent. Heat index values up to 105 early in the evening.
FRIDAY
Mostly sunny with a chance of showers. A chance of thunderstorms in the afternoon. Highs in the mid 90s. Chance of rain 50 percent. Heat index values up to 105.
FRIDAY NIGHT
Mostly 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  9/12/2026
Sunday
13 SEP 2026
HARLINGEN, TX 78553 weather forecast Day 1, 0 hours 1 AM 84° 94° Partly Cloudy 5%

0% Thunder
( 5% severe)
SE   13 80% 77°
Low 80° HARLINGEN, TX 78553 weather forecast Day 1, 3 hours 4 AM 83° 92° Partly Cloudy SSE   10 82% 77°
High 101° HARLINGEN, TX 78553 weather forecast Day 1, 6 hours 7 AM 81° 88° Clear 15%
RAIN
.5–1 in
0% Thunder
( 26% severe)
SE   10 88% 77°

Partly Cloudy



HARLINGEN, TX 78553 weather forecast Day 1, 9 hours 10 AM 90° 103° Partly Cloudy SSE   14 66% 77°
HARLINGEN, TX 78553 weather forecast Day 1, 12 hours 1 PM 96° 106° Partly Cloudy 9%

0% Thunder
( 29% severe)
SSE   17 48% 73°
HARLINGEN, TX 78553 weather forecast Day 1, 15 hours 4 PM 98° 107° Partly Cloudy SE   18 43% 72°
HARLINGEN, TX 78553 weather forecast Day 1, 18 hours 7 PM 91° 102° Partly Cloudy 1%

0% Thunder
( 8% severe)
SE   18 60% 75°
HARLINGEN, TX 78553 weather forecast Day 1, 21 hours 10 PM 85° 96° Clear SE   13 77% 77°
Monday
14 SEP 2026
HARLINGEN, TX 78553 weather forecast Day 2, 0 hours 1 AM 83° 92° Partly Cloudy 8%

0% Thunder
( 7% severe)
SE   10 82% 77°
Low 77° HARLINGEN, TX 78553 weather forecast Day 2, 3 hours 4 AM 82° 90° Clear SE   9 85% 77°
High 101° HARLINGEN, TX 78553 weather forecast Day 2, 6 hours 7 AM 80° 85° Partly Cloudy 5%

0% Thunder
( 17% severe)
SE   8 88% 76°

Partly Cloudy



HARLINGEN, TX 78553 weather forecast Day 2, 9 hours 10 AM 90° 103° Clear SSE   13 66% 77°
HARLINGEN, TX 78553 weather forecast Day 2, 12 hours 1 PM 97° 107° Partly Cloudy 11%
RAIN
<.01 in
0% Thunder
( 32% severe)
SE   16 46% 73°
HARLINGEN, TX 78553 weather forecast Day 2, 15 hours 4 PM 98° 109° Partly Cloudy SE   18 45% 73°
HARLINGEN, TX 78553 weather forecast Day 2, 18 hours 7 PM 90° 101° Partly Cloudy 0%

0% Thunder
( 6% severe)
SE   20 62% 75°
HARLINGEN, TX 78553 weather forecast Day 2, 21 hours 10 PM 85° 96° Partly Cloudy SE   15 77% 77°

HARLINGEN, TX extended weather forecast

Tuesday
15 SEP 2026
Wednesday
16 SEP 2026
Thursday
17 SEP 2026
Friday
18 SEP 2026
Saturday
19 SEP 2026
Low 77° Low 75° Low 74° Low 74° Low 74°
High 97° High 95° High 95° High 96° High 96°
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
19% Rain
Partly Cloudy
29% Rain
Partly Cloudy
44% Rain
Partly Cloudy
20% Rain
Clear
8% Rain
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