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 62.5°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 | 77.9°F | 74.4°F |
| Kailua Kona | 77.0°F | 77.7°F |
| Key West | 76.8°F | 74.5°F |
| Honolulu | 76.8°F | 76.8°F |
| West Palm Beach | 76.8°F | 75.8°F |
| Kauai | 76.7°F | 75.0°F |
| Miami Beach | 76.6°F | 75.3°F |
| Hawaii | 76.6°F | 76.7°F |
| Fort Lauderdale | 76.3°F | 75.8°F |
| Miami | 76.1°F | 74.4°F |
| Maui | 75.3°F | 76.0°F |
| Oahu | 74.8°F | 75.7°F |
| Cape Coral | 74.5°F | 71.7°F |
| South Padre Island | 72.8°F | 66.8°F |
| Corpus Christi | 72.6°F | 67.0°F |
| Naples | 72.4°F | 71.4°F |
| Cocoa Beach | 72.1°F | 70.0°F |
| Tampa | 72.0°F | 69.3°F |
| St. Petersburg | 71.4°F | 68.8°F |
| Sarasota | 70.7°F | 68.6°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: 02:01
March 17, tuesday
0300
43°F
SE
12 mph
12 mph
0600
39°F
SE
12 mph
12 mph
0900
41°F
SE
13 mph
13 mph
1200
50°F
S
11 mph
11 mph
1500
54°F
S
7 mph
7 mph
1800
54°F
SW
5 mph
5 mph
2100
54°F
SW
6 mph
6 mph
March 18, wednesday
0000
52°F
S
11 mph
11 mph
