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El Nino to play a major role this hurricane season. Here's how many storms AccuWeather experts are predicting. Chevron right

Port Isabel, TX

77°F
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Port Isabel

Texas

77°
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Port Isabel, TX Weather
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Chevron right

1 PM

79°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Showers

RealFeel Shade™77°

WindESE 16 mph

Air QualityFair

Max UV Index2.4 (Low)

Wind Gusts24 mph

Humidity72%

Indoor Humidity72% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.01 in

Visibility10 mi

Cloud Ceiling9000 ft

2 PM

80°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 9%
Chevron down
Cloudy

RealFeel Shade™79°

WindESE 16 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts27 mph

Humidity67%

Indoor Humidity67% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling20000 ft

3 PM

79°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 6%
Chevron down
Partly sunny

RealFeel Shade™77°

WindESE 17 mph

Air QualityFair

Max UV Index5.8 (High)

Wind Gusts28 mph

Humidity66%

Indoor Humidity66% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

79°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Partly sunny

RealFeel Shade™76°

WindESE 17 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts29 mph

Humidity65%

Indoor Humidity65% (Humid)

Dew Point66° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

78°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Partly sunny

RealFeel Shade™75°

WindESE 17 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts27 mph

Humidity67%

Indoor Humidity67% (Humid)

Dew Point66° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

77°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 6%
Chevron down
Partly sunny

RealFeel Shade™75°

WindESE 17 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts24 mph

Humidity70%

Indoor Humidity70% (Humid)

Dew Point66° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

75°
RealFeel® 73°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Mostly sunny

RealFeel Shade™73°

WindESE 17 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts22 mph

Humidity74%

Indoor Humidity74% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

73°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSE 18 mph

Air QualityFair

Wind Gusts23 mph

Humidity80%

Indoor Humidity80% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

72°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSE 17 mph

Air QualityFair

Wind Gusts22 mph

Humidity84%

Indoor Humidity84% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover17%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

72°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSE 17 mph

Air QualityFair

Wind Gusts21 mph

Humidity85%

Indoor Humidity85% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindSE 16 mph

Air QualityFair

Wind Gusts20 mph

Humidity86%

Indoor Humidity86% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

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World North America United States Texas Port Isabel

Weather Near Port Isabel:

  • Brownsville, TX
  • Edinburg, TX
  • McAllen, TX
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