HARLINGEN, TX 78553 Weather Forecast & Current Conditions

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HARLINGEN, TX
Current Weather

4:52 PM CDT MAY 15, 2026
Clear
90°F
Feels Like: 91°F
Dewpoint: 64°F
Rel. Hum.: 42%
Visibility: 10 miles
Wind: SSE at 22 mph
Pressure: 29.84 inches
Last 72 hours

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HARLINGEN, TX 78553
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Mostly sunny. Near steady temperature in the upper 80s. Southeast winds 15 to 20 mph with gusts up to 30 mph.
TONIGHT
Mostly cloudy. Lows in the mid 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph.
SATURDAY
Mostly sunny. Highs in the lower 90s. Southeast winds 15 to 20 mph with gusts up to 30 mph.
SATURDAY NIGHT
Mostly cloudy. Humid with lows in the upper 70s. Southeast winds 15 to 20 mph with gusts up to 30 mph.
SUNDAY
Partly sunny and breezy with highs in the lower 90s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Heat index values up to 105.
SUNDAY NIGHT
Mostly cloudy. Lows in the lower 80s.
MONDAY
Mostly sunny and breezy. Highs in the mid 90s. Heat index values up to 110.
MONDAY NIGHT
Mostly cloudy. Lows in the lower 80s. Heat index values up to 105 early in the evening.
TUESDAY
Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 90s. Heat index values up to 110.
TUESDAY NIGHT
Mostly cloudy with a chance of showers and thunderstorms. Lows around 80. Chance of rain 50 percent. Heat index values up to 105 early in the evening.
WEDNESDAY
Mostly cloudy in the morning, then becoming mostly sunny. Highs in the lower 90s. Heat index values up to 105.
WEDNESDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 70s.
THURSDAY
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 50 percent.

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  5/15/2026
Friday
15 MAY 2026
HARLINGEN, TX 78553 weather forecast Day 1, 12 hours 1 PM 89° 92° Partly Cloudy 0%

0% Thunder
( 2% severe)
SSE   22 48% 67°
High 91° HARLINGEN, TX 78553 weather forecast Day 1, 15 hours 4 PM 90° 93° Partly Cloudy SSE   22 47% 67°
Partly Cloudy




Breezy
HARLINGEN, TX 78553 weather forecast Day 1, 18 hours 7 PM 83° 86° Partly Cloudy 0%

0% Thunder
( 1% severe)
SE   21 59% 67°
HARLINGEN, TX 78553 weather forecast Day 1, 21 hours 10 PM 77° 79° Mostly Cloudy SE   17 76% 69°
Saturday
16 MAY 2026
HARLINGEN, TX 78553 weather forecast Day 2, 0 hours 1 AM 76° 77° Mostly Cloudy 0%

0% Thunder
( 1% severe)
SSE   15 76% 68°
Low 72° HARLINGEN, TX 78553 weather forecast Day 2, 3 hours 4 AM 75° 75° Mostly Cloudy SE   15 79% 68°
High 92° HARLINGEN, TX 78553 weather forecast Day 2, 6 hours 7 AM 75° 75° Mostly Cloudy 1%

0% Thunder
( 2% severe)
SE   14 79% 68°

Partly Cloudy




Breezy
HARLINGEN, TX 78553 weather forecast Day 2, 9 hours 10 AM 84° 88° Partly Cloudy SSE   18 61% 69°
HARLINGEN, TX 78553 weather forecast Day 2, 12 hours 1 PM 89° 93° Partly Cloudy 7%

0% Thunder
( 6% severe)
SSE   21 50% 68°
HARLINGEN, TX 78553 weather forecast Day 2, 15 hours 4 PM 90° 96° Partly Cloudy SE   22 54% 71°
HARLINGEN, TX 78553 weather forecast Day 2, 18 hours 7 PM 85° 91° Partly Cloudy 0%

0% Thunder
( 8% severe)
SE   21 65% 72°
HARLINGEN, TX 78553 weather forecast Day 2, 21 hours 10 PM 81° 86° Mostly Cloudy SE   18 79% 74°
Sunday
17 MAY 2026
HARLINGEN, TX 78553 weather forecast Day 3, 0 hours 1 AM 80° 85° Mostly Cloudy 0%

0% Thunder
( 7% severe)
SSE   17 85% 75°
Low 77° HARLINGEN, TX 78553 weather forecast Day 3, 3 hours 4 AM 80° 85° Mostly Cloudy SSE   16 82% 74°
High 93° HARLINGEN, TX 78553 weather forecast Day 3, 6 hours 7 AM 79° 83° Mostly Cloudy 0%

0% Thunder
( 14% severe)
SE   18 88% 75°

Mostly Cloudy




Windy
HARLINGEN, TX 78553 weather forecast Day 3, 9 hours 10 AM 85° 93° Mostly Cloudy SSE   22 70% 74°
HARLINGEN, TX 78553 weather forecast Day 3, 15 hours 1 PM 90° 99° Mostly Cloudy 0%

0% Thunder
( 12% severe)
SSE   24 58% 73°
HARLINGEN, TX 78553 weather forecast Day 3, 18 hours 4 PM 92° 102° Mostly Cloudy SSE   24 56% 74°
HARLINGEN, TX 78553 weather forecast Day 3, 21 hours 7 PM 87° 97° Mostly Cloudy     SE   22 68% 75°

HARLINGEN, TX extended weather forecast

Monday
18 MAY 2026
Tuesday
19 MAY 2026
Wednesday
20 MAY 2026
Thursday
21 MAY 2026
Friday
22 MAY 2026
Low 77° Low 77° Low 74° Low 74° Low 73°
High 95° High 94° High 92° High 94° High 92°
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
Overcast
35% Rain
Overcast
42% Rain
Overcast
28% Rain
Partly Cloudy
21% Rain
Mostly Cloudy
29% Rain
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