World Resorts USA St. Augustine Weather

St. Augustine Sea Temperature in May

Average sea water temperature in May:
+75.8°F
Minimum sea water temperature in May: 80.8°F
Maximum sea water temperature in May: 70.9°F

Daily sea water temperature in May, °F

Show year:
2025
2024
2023

The average sea water temperature in May of 2025 was 76.9°F. The highest and lowest sea temperatures during the month were 80.8°F and 73.9°F.

Monthly sea water temperature in St. Augustine, °F

Which USA resorts have warmest sea in May?

Place name May 2025 May 2024
Everglades 84.5°F 84.6°F
Key West 83.5°F 84.6°F
Naples 83.5°F 83.8°F
Marco Island 83.5°F 84.0°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
St. Petersburg 82.6°F 82.4°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
West Palm Beach 81.1°F 81.5°F
Corpus Christi 80.9°F 81.0°F
Pensacola 80.1°F 79.4°F
Galveston 79.6°F 79.5°F
Houston 79.5°F 78.9°F
New Orleans 79.5°F 79.9°F

Best time for vacation in St. Augustine

Sunniest months:
October 15 days
April 15 days
March 14 days
Warmest months:
July 88.6 °F
August 88.3 °F
June 87.0 °F
Warmest sea temp:
August 83.6 °F
September 82.8 °F
July 82.8 °F
Coldest months:
January 63.1 °F
December 66.3 °F
February 67.8 °F
Rainiest months:
July 5 days
September 4 days
August 4 days
Windiest months:
January 7.0 mph
December 6.8 mph
October 6.8 mph

St. Augustine on a weather map

St. Augustine
+72°F
S 11 mph
Feels like: +72°F
Precip.: 0%
Places in USA:
Name
°F
+55°F
+72°F
+72°F
+73°F
+64°F
+81°F
+75°F
+64°F
+48°F
+66°F
+52°F
+84°F
+86°F
+57°F
+43°F
24 Hours Forecast
St. Augustine
Local time: 11:03
April 06, monday
1200
72°F
S
11 mph
1500
68°F
S
19 mph
1800
64°F
SW
19 mph
2100
64°F
SW
17 mph
April 07, tuesday
0000
64°F
SW
19 mph
0300
66°F
SW
19 mph
0600
64°F
SW
22 mph
0900
66°F
SW
18 mph
Units of measurement: °C / °F