World Resorts USA New Castle Weather

New Castle Sea Temperature in January

Average sea water temperature in January:
+38.2°F
Minimum sea water temperature in January: 43.9°F
Maximum sea water temperature in January: 31.8°F

Daily sea water temperature in January, °F

Show year:
2025
2024
2023

The average sea water temperature in January of 2025 was 35.4°F. The highest and lowest sea temperatures during the month were 41.7°F and 31.8°F.

Monthly sea water temperature in New Castle, °F

Which USA resorts have warmest sea in January?

Place name January 2025 January 2024
Kailua Kona 78.2°F 77.6°F
Honolulu 77.6°F 76.6°F
Hawaii 77.5°F 76.5°F
Maui 76.9°F 76.8°F
Oahu 76.5°F 75.6°F
Princeville 75.2°F 76.1°F
Fort Lauderdale 75.1°F 75.9°F
Kauai 75.0°F 76.0°F
Miami Beach 73.1°F 74.8°F
Islamorada 71.3°F 74.0°F
Key Largo 71.1°F 73.8°F
Miami 70.7°F 73.1°F
Key West 70.3°F 72.7°F
Everglades 68.6°F 71.6°F
South Padre Island 66.7°F 64.8°F
Marco Island 65.2°F 67.2°F
Naples 64.7°F 66.8°F
Cape Coral 64.3°F 66.2°F
Corpus Christi 61.6°F 60.3°F
Siesta Key 61.5°F 63.4°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
+30°F
S 9 mph
Feels like: +21°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+75°F
+75°F
+45°F
+55°F
+70°F
+77°F
+70°F
+23°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
New Castle
Local time: 00:48
December 05, friday
0300
28°F
SW
7 mph
0600
27°F
W
3 mph
0900
25°F
NW
6 mph
1200
28°F
NW
2 mph
1500
30°F
NW
2 mph
1800
30°F
S
2 mph
2100
28°F
SW
2 mph
December 06, saturday
0000
30°F
S
2 mph
Units of measurement: °C / °F