World Resorts USA South Padre Island Weather

South Padre Island Sea Temperature in September

Average sea water temperature in September:
+85.4°F
Minimum sea water temperature in September: 87.4°F
Maximum sea water temperature in September: 82.4°F

Daily 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.

Monthly sea water temperature in South Padre Island, °F

Which USA resorts have warmest sea in September?

Place name September 2025 September 2024
Key West 86.9°F 87.4°F
Islamorada 86.7°F 87.3°F
Key Largo 86.6°F 87.1°F
Fort Lauderdale 86.4°F 86.4°F
Everglades 86.2°F 87.0°F
Miami Beach 86.1°F 86.3°F
Naples 86.1°F 87.2°F
Marco Island 86.0°F 87.2°F
South Padre Island 86.0°F 85.8°F
Corpus Christi 85.8°F 84.7°F
Miami 85.8°F 86.0°F
Cape Coral 85.2°F 86.5°F
Houston 84.9°F 83.4°F
Siesta Key 84.9°F 86.8°F
Sarasota 84.8°F 86.7°F
Cocoa Beach 84.6°F 85.2°F
Tampa 84.3°F 86.0°F
New Orleans 84.3°F 82.9°F
Mobile 84.0°F 83.5°F
Clearwater Beach 84.0°F 86.2°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 67.9 °F
February 68.0 °F
December 71.8 °F
Rainiest months:
May 3 days
July 3 days
September 2 days
Windiest months:
April 14.1 mph
March 13.8 mph
May 13.7 mph

South Padre Island on a weather map

South Padre Island
+59°F
S 19 mph
Feels like: +55°F
Precip.: 70%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
South Padre Island
Local time: 23:35
December 05, friday
0000
59°F
S
19 mph
0300
57°F
S
17 mph
0600
57°F
S
18 mph
0900
59°F
S
15 mph
1200
61°F
S
11 mph
1500
61°F
S
11 mph
1800
63°F
SW
9 mph
2100
64°F
SW
8 mph
Units of measurement: °C / °F