World Resorts USA Seaside Weather

Seaside Sea Temperature in May

Average sea water temperature in May:
+53.6°F
Minimum sea water temperature in May: 58.6°F
Maximum sea water temperature in May: 48.0°F

Daily sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 54.0°F. The highest and lowest sea temperatures during the month were 58.6°F and 50.9°F.

Monthly sea water temperature in Seaside, °F

Which USA resorts have warmest sea in May?

Place name May 2025 May 2024
Everglades 84.5°F 84.6°F
Islamorada 83.6°F 84.4°F
Key West 83.5°F 84.6°F
Naples 83.5°F 83.8°F
Key Largo 83.5°F 84.1°F
Cape Coral 83.4°F 83.6°F
Tampa 82.7°F 82.5°F
Sarasota 82.7°F 82.9°F
Clearwater Beach 82.6°F 82.5°F
Miami 82.6°F 83.3°F
Siesta Key 82.5°F 82.6°F
Miami Beach 82.4°F 83.0°F
Fort Lauderdale 81.1°F 81.7°F
Corpus Christi 80.9°F 81.0°F
Pensacola 80.1°F 79.4°F
South Padre Island 80.0°F 81.1°F
Bay Saint Louis 79.8°F 79.6°F
Houston 79.5°F 78.9°F
New Orleans 79.5°F 79.9°F
Cocoa Beach 79.4°F 80.0°F

Best time for vacation in Seaside

Sunniest months:
August 13 days
September 12 days
July 11 days
Warmest months:
August 64.9 °F
July 63.1 °F
September 62.8 °F
Warmest sea temp:
August 57.4 °F
July 55.9 °F
September 55.7 °F
Coldest months:
February 45.5 °F
December 46.7 °F
January 46.7 °F
Rainiest months:
January 9 days
November 6 days
December 5 days
Windiest months:
December 9.8 mph
January 9.6 mph
February 9.4 mph

Seaside on a weather map

Seaside
+54°F
N 11 mph
Feels like: +48°F
Precip.: 100%
Places in USA:
Name
°F
+25°F
+75°F
+75°F
+46°F
+54°F
+68°F
+72°F
+70°F
+23°F
+54°F
+46°F
+54°F
+52°F
+43°F
+18°F
24 Hours Forecast
Seaside
Local time: 05:51
December 16, tuesday
0600
54°F
N
11 mph
0900
54°F
N
21 mph
1200
54°F
N
20 mph
1500
54°F
NE
19 mph
1800
54°F
N
23 mph
2100
52°F
N
27 mph
December 17, wednesday
0000
50°F
NE
31 mph
0300
46°F
E
28 mph
Units of measurement: °C / °F