Measurements:
°C
°F
New Haven
40°F
E 11 mph
Feels like: 32°F
Precip: 0%
World Resorts USA New Haven Weather May Weather in New Haven

New Haven Weather: May

Average Day Temperature: 64.2°F
Average Night Temperature: 53.1°F
Sea Water Temperature: 55.0°F
Number of Sunny Days: 12 days
Sunshine Hours: 14.0 - 14.9 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.3 in

Air Temperature in May, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
13
26
39
52
65
78
91
104
Day Temperature   
Night Temperature

The highest day temperature in May 2024 was 78°F. The lowest night temperature was 42°F. The average values for day and night temperatures during May were 65.3°F и 54.5°F respectivly.

New Haven Water Sea Temperature in May, °F

Select Year: 2024 2023 2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
44
48
52
56
60
64
68

The average sea surface temperature in May 2024 for New Haven was 56.9°F. The maximum and minimum values were 49.0°F and 63.2°F respectively.

Sunny, Cloudy and Gloomy days
Sunny days
Cloudy days
Gloomy days
39%
26%
35%

You can expect various weather conditions during May. Be ready for sunny, cloudy or even gloomy days.

Precipitation Totals in May, in

Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
0.3
0.6
0.9
1.2
1.5
1.8
2.1

Precipitation total in May for New Haven is 1.3 in.

Wind Speed in May, mph
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.8
3.6
5.4
7.1
8.9
10.7
12.5

The average wind speed in May is 8.4 mph.

Average Sunny Hours Per Day
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
0.0
1.5
3.0
4.6
6.1
7.6
9.1
10.6
12.1

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for New Haven in May is 7.9 hours.

Best Time to Visit New Haven
The most sunny months:
November 15 days
September 14 days
June 12 days
The most warm months:
July 83.1 °F
August 81.6 °F
June 75.8 °F
Warmest sea temperature:
August 77.2 °F
July 75.8 °F
September 73.9 °F
The most cold months:
January 34.8 °F
February 35.8 °F
December 40.4 °F
The most rainy months:
July 4 days
April 4 days
August 3 days
The most windy months:
January 10 mph
November 10 mph
December 10 mph

New Haven on the Weather Map

USA Resorts:
NAME
Boston +36
Chicago +38
Hawaii +78
Honolulu +78
Houston +72
Las Vegas +78
Los Angeles +56
Miami +78
New York +40
Orlando +70
San Diego +60
San Francisco +52
Sarasota +66
Tampa +70
Washington +46
24 Hours Weather Forecast
New Haven
Local time: 00:50
17 apr, thursday
0300 36°F
E
8 mph
0600 36°F
E
8 mph
0900 42°F
SE
9 mph
1200 56°F
SE
9 mph
1500 62°F
SE
11 mph
1800 62°F
SE
11 mph
2100 52°F
S
6 mph
18 apr, friday
0000 48°F
SE
4 mph