World Resorts USA St. Augustine Weather

St. Augustine Sea Temperature in March

Average sea water temperature in March:
+64.2°F
Minimum sea water temperature in March: 71.4°F
Maximum sea water temperature in March: 58.5°F

Daily sea water temperature in March, °F

Show year:
2026
2025
2024

The average sea water temperature in March of 2026 was 62.8°F. The highest and lowest sea temperatures during the month were 66.0°F and 58.5°F.

Monthly sea water temperature in St. Augustine, °F

Which USA resorts have warmest sea in March?

Place name March 2026 March 2025
Everglades 77.4°F 74.4°F
Kailua Kona 77.2°F 77.7°F
West Palm Beach 77.1°F 75.8°F
Key Largo 76.8°F 75.1°F
Miami Beach 76.8°F 75.3°F
Honolulu 76.7°F 76.8°F
Fort Lauderdale 76.6°F 75.8°F
Hawaii 76.5°F 76.7°F
Kauai 76.5°F 75.0°F
Key West 76.5°F 74.5°F
Hilo 76.3°F 76.3°F
Hialeah 76.1°F 74.6°F
Miami 76.0°F 74.4°F
Maui 75.5°F 76.0°F
Oahu 74.9°F 75.7°F
Cape Coral 73.9°F 71.7°F
Naples 72.6°F 71.4°F
Corpus Christi 71.9°F 67.0°F
Tampa 71.7°F 69.3°F
Cocoa Beach 71.7°F 70.0°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
+57°F
+72°F
+72°F
+73°F
+66°F
+82°F
+75°F
+64°F
+48°F
+66°F
+54°F
+84°F
+86°F
+66°F
+48°F
24 Hours Forecast
St. Augustine
Local time: 12:04
April 06, monday
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
1200
68°F
SW
20 mph
Units of measurement: °C / °F