Measurements:
°C
°F
South Padre Island
84°F
NW 19 mph
Feels like: 94°F
Precip: 24%
World Resorts USA South Padre Island Weather

South Padre Island Sea Water Temperature

Current Sea Water Temperature:
+85.4°F
Maximum Sea Water Temperature in July: 90.6°F
Minimum Sea Water Temperature in July: 83.2°F
Average water temperature in July: 86.7°F

Sea Water Temperature for the Last 10 Days:

July 15 85.4°F July 10 84.4°F
July 14 85.6°F July 09 86.6°F
July 13 86.0°F July 08 87.2°F
July 12 86.6°F July 07 87.8°F
July 11 86.8°F July 06 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: 2025 2024 2023

The average sea surface temperature in August 2025 for South Padre Island was 88.3°F. The maximum and minimum values were 86.6°F and 90.6°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 86.1°F. The maximum and minimum values were 84.0°F and 87.8°F respectively.

Best Time to Visit South Padre Island
The most sunny months:
August 17 days
October 15 days
July 14 days
The most warm months:
August 95.2 °F
July 94.0 °F
June 92.5 °F
Warmest sea temperature:
September 89.4 °F
August 88.6 °F
July 86.8 °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 3 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 +94
Chicago +88
Hawaii +80
Houston +90
Las Vegas +120
Los Angeles +106
Maui +76
Miami +100
Myrtle Beach +96
New York +114
San Diego +96
San Francisco +76
Santa Monica +84
Sarasota +102
Tampa +100
24 Hours Weather Forecast
South Padre Island
Local time: 13:18
15 jul, wednesday
1500 86°F
NW
17 mph
1800 84°F
NW
16 mph
2100 84°F
NW
16 mph
16 jul, thursday
0000 84°F
NW
16 mph
0300 84°F
NW
16 mph
0600 84°F
NW
18 mph
0900 86°F
NW
19 mph
1200 88°F
NW
19 mph