Average sea water temperature in March:
+44.2°F
| Minimum sea water temperature in March: | 51.6°F |
| Maximum sea water temperature in March: | 35.6°F |
Daily sea water temperature in March, °F
Show year:
2026
2025
2024
The average sea water temperature in March of 2026 was 42.4°F. The highest and lowest sea temperatures during the month were 49.5°F and 35.8°F.
sea water
temperature
temperature
| New Castle |
monthly
weather
weather
| New Castle |
current
weather
weather
| New Castle |
14 days
forecast
forecast
| New Castle |
Monthly sea water temperature in New Castle, °F
Which USA resorts have warmest sea in March?
| Place name | March 2026 | March 2025 |
|---|---|---|
| Everglades | 77.4°F | 74.4°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 |
| Marco Island | 73.5°F | 71.8°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 New Castle
New Castle on a weather map
Places in USA:
Name
°F
24 Hours Forecast
New Castle
Local time: 09:19
May 19, tuesday
1200
95°F
NE
8 mph
8 mph
1500
102°F
NE
10 mph
10 mph
1800
91°F
NE
7 mph
7 mph
2100
81°F
NE
7 mph
7 mph
May 20, wednesday
0000
75°F
NE
9 mph
9 mph
0300
72°F
NE
7 mph
7 mph
0600
72°F
NE
6 mph
6 mph
0900
79°F
NE
7 mph
7 mph
