Average sea water temperature in July:
+80.8°F
| Minimum sea water temperature in July: | 85.5°F |
| Maximum sea water temperature in July: | 73.0°F |
Daily sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 81.2°F. The highest and lowest sea temperatures during the month were 83.7°F and 78.4°F.
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Monthly sea water temperature in New Castle, °F
Which USA resorts have warmest sea in July?
| Place name | July 2025 | July 2024 |
|---|---|---|
| New Orleans | 87.4°F | 87.1°F |
| Pass Christian | 87.3°F | 86.7°F |
| Bay Saint Louis | 87.2°F | 86.7°F |
| Clearwater Beach | 87.1°F | 88.3°F |
| St. Petersburg | 87.0°F | 88.0°F |
| Sarasota | 86.9°F | 87.9°F |
| Sanibel Island | 86.9°F | 87.7°F |
| Siesta Key | 86.9°F | 87.9°F |
| Pensacola | 86.9°F | 87.3°F |
| Tampa | 86.8°F | 87.4°F |
| Key West | 86.7°F | 87.6°F |
| Orange Beach | 86.7°F | 86.7°F |
| Pensacola Beach | 86.7°F | 87.1°F |
| Marco Island | 86.6°F | 87.4°F |
| Naples | 86.6°F | 87.2°F |
| Cape Coral | 86.4°F | 87.2°F |
| Galveston | 86.4°F | 86.3°F |
| Islamorada | 86.4°F | 87.4°F |
| Galveston Island | 86.4°F | 86.4°F |
| Miami | 86.3°F | 86.9°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: 21:48
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
