Current sea water temperature:
+39.6°F
| Minimum sea water temperature in December: | 54.1°F |
| Maximum sea water temperature in December: | 39.4°F |
| Average sea water temperature in December: | 46.8°F |
| more information | |
14 days
forecast
forecast
| New York |
monthly
weather
weather
| New York |
Sea water temperature for the last 10 days:
| December 18 | 39.6°F | December 13 | 43.2°F |
| December 17 | 42.1°F | December 12 | 42.6°F |
| December 16 | 41.9°F | December 11 | 44.6°F |
| December 15 | 41.7°F | December 10 | 44.4°F |
| December 14 | 41.7°F | December 9 | 44.4°F |
Monthly sea water temperature, °F
When is the warmest sea in New York?
Based on the data about daily sea water temperature for the last three years the warmest sea in New York was noticed in August, July and September.
Monthly Sea Temperatures in New York, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 74.8°F. The highest and lowest sea temperatures during the month were 78.1°F and 72.0°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 75.4°F. The highest and lowest sea temperatures during the month were 79.2°F and 72.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 71.2°F. The highest and lowest sea temperatures during the month were 72.7°F and 69.6°F.
current
weather
weather
| New York |
weather in
December
December
| New York |
Best time for vacation in New York
New York on a weather map
Places in USA:
Name
°F
24 Hours Forecast
New York
Local time: 20:47
December 18, thursday
2100
46°F
NW
6 mph
6 mph
December 19, friday
0000
46°F
N
4 mph
4 mph
0300
48°F
N
12 mph
12 mph
0600
52°F
N
18 mph
18 mph
0900
54°F
N
24 mph
24 mph
1200
54°F
NE
17 mph
17 mph
1500
46°F
E
13 mph
13 mph
1800
39°F
E
13 mph
13 mph
