World Resorts USA New Castle Weather

New Castle Sea Temperature in April

Average sea water temperature in April:
+53.0°F
Minimum sea water temperature in April: 59.9°F
Maximum sea water temperature in April: 46.2°F

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 53.3°F. The highest and lowest sea temperatures during the month were 59.4°F and 50.0°F.

Monthly sea water temperature in New Castle, °F

Which USA resorts have warmest sea in April?

Place name April 2025 April 2024
Everglades 78.8°F 78.0°F
Key Largo 78.5°F 77.3°F
Islamorada 78.4°F 77.5°F
West Palm Beach 78.3°F 77.5°F
Miami Beach 78.3°F 77.1°F
Kailua Kona 78.1°F 76.9°F
Fort Lauderdale 78.0°F 76.9°F
Key West 78.0°F 77.6°F
Miami 77.9°F 76.9°F
Honolulu 77.4°F 76.2°F
Hawaii 77.3°F 76.1°F
Marco Island 77.3°F 76.6°F
Cape Coral 77.2°F 76.3°F
Naples 77.0°F 76.3°F
Sanibel Island 76.7°F 75.8°F
Tampa 76.6°F 74.1°F
Maui 76.6°F 75.4°F
Oahu 76.4°F 75.0°F
St. Petersburg 76.3°F 74.2°F
Sarasota 76.0°F 74.3°F

Best time for vacation in New Castle

Sunniest months:
November 17 days
October 16 days
September 15 days
Warmest months:
July 85.5 °F
August 82.4 °F
June 79.8 °F
Warmest sea temp:
July 80.8 °F
August 80.0 °F
September 74.5 °F
Coldest months:
January 39.1 °F
February 42.3 °F
December 43.9 °F
Rainiest months:
July 3 days
August 3 days
April 3 days
Windiest months:
March 9.2 mph
April 8.8 mph
January 8.4 mph

New Castle on a weather map

New Castle
+39°F
NE 5 mph
Feels like: +37°F
Precip.: 0%
Places in USA:
Name
°F
+50°F
+75°F
+75°F
+64°F
+59°F
+77°F
+79°F
+70°F
+37°F
+63°F
+57°F
+79°F
+77°F
+75°F
+41°F
24 Hours Forecast
New Castle
Local time: 19:10
December 23, tuesday
2100
39°F
NE
5 mph
December 24, wednesday
0000
37°F
E
6 mph
0300
36°F
E
7 mph
0600
36°F
SE
14 mph
0900
37°F
SE
14 mph
1200
45°F
SE
14 mph
1500
45°F
SE
12 mph
1800
39°F
SE
6 mph
Units of measurement: °C / °F