World Resorts USA South Padre Island Weather

South Padre Island sea water temperature

Current sea water temperature:
+75.0°F
Minimum sea water temperature in April: 78.6°F
Maximum sea water temperature in April: 67.8°F
Average sea water temperature in April: 73.7°F

Sea water temperature for the last 10 days:

April 9 75.0°F April 4 76.8°F
April 8 75.4°F April 3 76.1°F
April 7 75.7°F April 2 74.8°F
April 6 76.1°F April 1 75.0°F
April 5 77.0°F March 31 75.9°F

When is the warmest sea in South Padre Island?

Based on the data about daily sea water temperature for the last three years the warmest sea in South Padre Island was noticed in September, August and July.

Monthly Sea Temperatures in South Padre Island, °F

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 86.0°F. The highest and lowest sea temperatures during the month were 87.4°F and 83.8°F.

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 84.5°F. The highest and lowest sea temperatures during the month were 86.5°F and 82.9°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 82.5°F. The highest and lowest sea temperatures during the month were 84.0°F and 81.3°F.

Best time for vacation in South Padre Island

Sunniest months:
August 17 days
October 15 days
July 14 days
Warmest months:
August 90.6 °F
July 89.6 °F
June 89.1 °F
Warmest sea temp:
September 85.4 °F
August 84.7 °F
July 83.1 °F
Coldest months:
January 67.4 °F
February 67.8 °F
December 71.2 °F
Rainiest months:
May 3 days
July 3 days
June 2 days
Windiest months:
April 14.1 mph
March 14.0 mph
May 13.7 mph

South Padre Island on a weather map

South Padre Island
+73°F
W 9 mph
Feels like: +77°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+72°F
+72°F
+68°F
+59°F
+70°F
+73°F
+68°F
+34°F
+61°F
+55°F
+66°F
+66°F
+63°F
+50°F
24 Hours Forecast
South Padre Island
Local time: 06:00
April 09, thursday
0900
73°F
NW
12 mph
1200
75°F
W
11 mph
1500
75°F
NW
12 mph
1800
73°F
W
12 mph
2100
73°F
NW
12 mph
April 10, friday
0000
72°F
NW
9 mph
0300
72°F
NW
12 mph
0600
72°F
NW
11 mph
Units of measurement: °C / °F