Average sea water temperature in May:
+61.7°F
| Minimum sea water temperature in May: | 70.2°F |
| Maximum sea water temperature in May: | 51.6°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 62.9°F. The highest and lowest sea temperatures during the month were 65.1°F and 61.0°F.
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Monthly sea water temperature in New Castle, °F
Which USA resorts have warmest sea in May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Everglades | 84.5°F | 84.6°F |
| Islamorada | 83.6°F | 84.4°F |
| Key West | 83.5°F | 84.6°F |
| Naples | 83.5°F | 83.8°F |
| Marco Island | 83.5°F | 84.0°F |
| Key Largo | 83.5°F | 84.1°F |
| Cape Coral | 83.4°F | 83.6°F |
| Sanibel Island | 83.1°F | 83.2°F |
| Sarasota | 82.7°F | 82.9°F |
| Tampa | 82.7°F | 82.5°F |
| St. Petersburg | 82.6°F | 82.4°F |
| Clearwater Beach | 82.6°F | 82.5°F |
| Miami | 82.6°F | 83.3°F |
| Siesta Key | 82.5°F | 82.6°F |
| Miami Beach | 82.4°F | 83.0°F |
| Fort Lauderdale | 81.1°F | 81.7°F |
| West Palm Beach | 81.1°F | 81.5°F |
| Corpus Christi | 80.9°F | 81.0°F |
| Pensacola | 80.1°F | 79.4°F |
| South Padre Island | 80.0°F | 81.1°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: 21:47
December 24, wednesday
0000
37°F
E
6 mph
6 mph
0300
36°F
E
7 mph
7 mph
0600
36°F
SE
14 mph
14 mph
0900
37°F
SE
14 mph
14 mph
1200
45°F
SE
14 mph
14 mph
1500
45°F
SE
12 mph
12 mph
1800
39°F
SE
6 mph
6 mph
2100
36°F
S
4 mph
4 mph
