Measurements:
°C
°F
South Padre Island
86°F
NW 16 mph
Feels like: 96°F
Precip: 13%
World Resorts USA South Padre Island Weather

South Padre Island Sea Water Temperature

Current Sea Water Temperature:
+88.2°F
Maximum Sea Water Temperature in August: 92.2°F
Minimum Sea Water Temperature in August: 84.6°F
Average water temperature in August: 88.4°F

Sea Water Temperature for the Last 10 Days:

August 25 88.2°F August 20 88.6°F
August 24 89.8°F August 19 87.4°F
August 23 90.0°F August 18 87.2°F
August 22 88.2°F August 17 87.6°F
August 21 88.2°F August 16 87.2°F

When is the Warmest Sea for South Padre Island?

According to our data for the last three years for South Padre Island the highest average sea water temperature was in September, August and July.

Average Water Temperature by Month, °F

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for South Padre Island was 90.0°F. The maximum and minimum values were 87.6°F and 91.6°F respectively.

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for South Padre Island was 87.9°F. The maximum and minimum values were 85.4°F and 90.0°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for South Padre Island was 86.3°F. The maximum and minimum values were 84.0°F and 88.2°F respectively.

Best Time to Visit South Padre Island
The most sunny months:
August 17 days
July 16 days
October 15 days
The most warm months:
August 95.2 °F
July 92.9 °F
June 92.5 °F
Warmest sea temperature:
September 89.4 °F
August 88.5 °F
July 86.7 °F
The most cold months:
January 69.4 °F
February 69.8 °F
December 73.5 °F
The most rainy months:
May 3 days
July 2 days
September 2 days
The most windy months:
April 14 mph
March 14 mph
May 14 mph

South Padre Island on the Weather Map

USA Resorts:
NAME
Boston +80
Chicago +80
Hawaii +84
Houston +106
Las Vegas +116
Los Angeles +96
Maui +70
Miami +92
Myrtle Beach +84
New York +82
San Diego +96
San Francisco +64
Santa Monica +86
Sarasota +92
Washington +84
24 Hours Weather Forecast
South Padre Island
Local time: 16:38
25 aug, tuesday
1800 86°F
NW
16 mph
2100 86°F
NW
13 mph
26 aug, wednesday
0000 86°F
NW
12 mph
0300 84°F
N
11 mph
0600 84°F
NW
7 mph
0900 88°F
NW
9 mph
1200 94°F
NW
13 mph
1500 96°F
NW
16 mph