Measurements:
°C
°F
CURRENT WEATHER
11:09
New Haven
66°F
NW 5 mph
Feels like: 66°F
Precip: 3%
World Resorts USA New Haven Weather

14 Day Weather Forecast

09.15
tue
DAY
66°F
NW 5 mph
precip
3%
NIGHT
62°F
N 6 mph
precip
7%
09.16
wed
DAY
72°F
NE 7 mph
precip
14%
NIGHT
70°F
NE 6 mph
precip
21%
09.17
thu
DAY
78°F
NE 8 mph
precip
4%
NIGHT
74°F
NE 6 mph
precip
26%
09.18
fri
DAY
78°F
SW 8 mph
precip
2%
NIGHT
66°F
SW 12 mph
precip
3%
09.19
sat
DAY
66°F
W 8 mph
precip
17%
NIGHT
72°F
N 15 mph
precip
21%
09.20
sun
DAY
78°F
E 10 mph
precip
40%
NIGHT
68°F
SW 9 mph
precip
14%
09.21
mon
DAY
66°F
SW 6 mph
precip
23%
NIGHT
62°F
W 12 mph
precip
58%
09.22
tue
DAY
62°F
W 16 mph
precip
24%
NIGHT
64°F
W 15 mph
precip
58%
09.23
wed
DAY
64°F
NW 9 mph
precip
31%
NIGHT
64°F
SW 6 mph
precip
30%
09.24
thu
DAY
64°F
SW 6 mph
precip
77%
NIGHT
66°F
NW 3 mph
precip
67%
09.25
fri
DAY
74°F
E 9 mph
precip
17%
NIGHT
58°F
SE 5 mph
precip
16%
09.26
sat
DAY
64°F
W 2 mph
precip
13%
NIGHT
60°F
NW 6 mph
precip
17%
09.27
sun
DAY
66°F
S 14 mph
precip
8%
NIGHT
56°F
SW 14 mph
precip
14%
09.28
mon
DAY
58°F
W 10 mph
precip
13%
NIGHT
56°F
W 11 mph
precip
17%

New Haven Sea Water Temperature in September, °F

Select Year: 2026 2025 2024

The average sea surface temperature in September 2026 for New Haven was 75.4°F. The maximum and minimum values were 74.4°F and 77.0°F respectively.

New Haven on the Weather Map

Best Time to Visit New Haven
The most sunny months:
November 16 days
September 14 days
June 14 days
The most warm months:
July 84.5 °F
August 82.4 °F
June 77.5 °F
Warmest sea temperature:
August 77.1 °F
July 75.5 °F
September 73.8 °F
The most cold months:
January 34.2 °F
February 35.2 °F
December 39.4 °F
The most rainy months:
July 3 days
August 3 days
April 3 days
The most windy months:
January 10 mph
November 10 mph
December 10 mph
more details
USA Resorts:
NAME
F°
Boston +64
Chicago +66
Hawaii +80
Las Vegas +80
Los Angeles +74
Maui +66
Miami +92
Myrtle Beach +88
New York +72
Panama City Beach +90
San Diego +72
San Francisco +60
Santa Monica +72
Sarasota +94
Washington +76
all resorts
24 Hours Weather Forecast
New Haven
Local time: 11:09
15 sep, tuesday
1200 66°F
NW
5 mph
1500 66°F
NW
6 mph
1800 66°F
NW
6 mph
2100 62°F
N
7 mph
16 sep, wednesday
0000 62°F
N
6 mph
0300 62°F
NE
3 mph
0600 60°F
E
3 mph
0900 66°F
NE
5 mph