Average sea water temperature in March:
+39.1°F
| Minimum sea water temperature in March: | 41.4°F |
| Maximum sea water temperature in March: | 36.0°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 39.4°F. The highest and lowest sea temperatures during the month were 40.1°F and 38.7°F.
Monthly sea water temperature in Seward, °F
Which USA resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| Everglades | 78.2°F | 74.4°F |
| Key West | 77.1°F | 74.5°F |
| Kailua Kona | 77.1°F | 77.7°F |
| West Palm Beach | 76.9°F | 75.8°F |
| Miami Beach | 76.8°F | 75.3°F |
| Honolulu | 76.8°F | 76.8°F |
| Kauai | 76.7°F | 75.0°F |
| Hawaii | 76.6°F | 76.7°F |
| Fort Lauderdale | 76.4°F | 75.8°F |
| Miami | 76.4°F | 74.4°F |
| Maui | 75.4°F | 76.0°F |
| Cape Coral | 74.8°F | 71.7°F |
| Oahu | 74.8°F | 75.7°F |
| Naples | 72.8°F | 71.4°F |
| South Padre Island | 72.6°F | 66.8°F |
| Tampa | 72.2°F | 69.3°F |
| Cocoa Beach | 72.1°F | 70.0°F |
| Corpus Christi | 72.1°F | 67.0°F |
| St. Petersburg | 71.7°F | 68.8°F |
| Sarasota | 70.9°F | 68.6°F |
Best time for vacation in Seward
Seward on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Seward
Local time: 15:00
March 18, wednesday
1800
14°F
S
12 mph
12 mph
2100
7°F
SE
16 mph
16 mph
March 19, thursday
0000
0°F
S
17 mph
17 mph
0300
0°F
S
15 mph
15 mph
0600
3°F
S
16 mph
16 mph
0900
1°F
S
16 mph
16 mph
1200
7°F
S
16 mph
16 mph
1500
12°F
S
17 mph
17 mph
