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.
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| St. Augustine |
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| St. Augustine |
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| St. Augustine |
14 days
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| St. Augustine |
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
St. Augustine on a weather map
Places in USA:
Name
°F
24 Hours Forecast
St. Augustine
Local time: 12:46
April 06, monday
1500
70°F
SW
18 mph
18 mph
1800
66°F
SW
20 mph
20 mph
2100
66°F
S
19 mph
19 mph
April 07, tuesday
0000
66°F
SW
19 mph
19 mph
0300
68°F
SW
19 mph
19 mph
0600
66°F
SW
20 mph
20 mph
0900
66°F
SW
25 mph
25 mph
1200
64°F
SW
25 mph
25 mph
