25.12
thu
thu
Day
36°F
E 14 mph
Precip.
0%
0%
Night
23°F
SE 14 mph
Precip.
0%
0%
26.12
fri
fri
Day
21°F
S 7 mph
Precip.
0%
0%
Night
23°F
W 9 mph
Precip.
0%
0%
27.12
sat
sat
Day
28°F
SW 9 mph
Precip.
0%
0%
Night
23°F
SE 7 mph
Precip.
0%
0%
28.12
sun
sun
Day
32°F
SE 7 mph
Precip.
0%
0%
Night
34°F
NE 9 mph
Precip.
0%
0%
29.12
mon
mon
Day
43°F
NE 17 mph
Precip.
80%
80%
Night
27°F
E 20 mph
Precip.
0%
0%
30.12
tue
tue
Day
30°F
E 20 mph
Precip.
80%
80%
Night
27°F
E 12 mph
Precip.
0%
0%
31.12
wed
wed
Day
30°F
E 11 mph
Precip.
0%
0%
Night
32°F
E 13 mph
Precip.
0%
0%
sea water
temperature
temperature
| New Haven |
monthly
weather
weather
| New Haven |
current
weather
weather
| New Haven |
14 days
forecast
forecast
| New Haven |
Sea water temperature in December, °F
Show year:
2025
2024
2023
The average sea water temperature in December of 2025 was 44.4°F. The highest and lowest sea temperatures during the month were 48.9°F and 40.5°F.
Sea water temperature in January, °F
Show year:
2025
2024
2023
The average sea water temperature in January of 2025 was 37.5°F. The highest and lowest sea temperatures during the month were 41.2°F and 34.7°F.
Air temperature in New Haven, °F
Precipitation total in New Haven, in.
* Charts above show average data for the last 3 years.
Best time for vacation in New Haven
New Haven on a weather map
Places in USA:
Name
°F
24 Hours Forecast
New Haven
Local time: 04:50
December 25, thursday
0600
32°F
NE
9 mph
9 mph
0900
34°F
NE
16 mph
16 mph
1200
36°F
E
14 mph
14 mph
1500
41°F
SE
9 mph
9 mph
1800
37°F
SE
17 mph
17 mph
2100
28°F
SE
16 mph
16 mph
December 26, friday
0000
23°F
SE
14 mph
14 mph
0300
18°F
SE
14 mph
14 mph
