Measurements:
°C
°F
New London
12°F
S 10 mph
Feels like: 6°F
Precip: 0%
World Resorts USA New London Weather May Weather in New London

New London Weather: May

Average Day Temperature: 65.1°F
Average Night Temperature: 51.8°F
Sea Water Temperature: 52.4°F
Number of Sunny Days: 10 days
Sunshine Hours: 14.0 - 14.9 hours
Number of Rainy Days: 3 days
Precipitation Totals: 1.2 in

Air Temperature in May, °F

Select Year: 2025 2024 2023

The highest day temperature in May 2025 was 76°F. The lowest night temperature was 42°F. The average values for day and night temperatures during May were 65.5°F и 53.0°F respectivly.

New London Water Sea Temperature in May, °F

Select Year: 2025 2024 2023

The average sea surface temperature in May 2025 for New London was 52.6°F. The maximum and minimum values were 47.8°F and 56.2°F respectively.

Sunny, Cloudy and Gloomy days

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

Precipitation Totals in May, in

Precipitation total in May for New London is 1.2 in.

Wind Speed in May, mph

The average wind speed in May is 8.3 mph.

Average Sunny Hours Per Day

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 London in May is 7.2 hours.

Best Time to Visit New London
The most sunny months:
November 17 days
October 14 days
September 13 days
The most warm months:
July 83.2 °F
August 81.4 °F
June 76.1 °F
Warmest sea temperature:
August 72.9 °F
July 71.2 °F
September 70.9 °F
The most cold months:
January 35.3 °F
February 36.7 °F
December 40.7 °F
The most rainy months:
November 3 days
July 3 days
January 3 days
The most windy months:
January 10 mph
March 10 mph
November 9 mph

New London on the Weather Map

USA Resorts:
NAME
Chicago 0
Hawaii +78
Honolulu +78
Houston +46
Las Vegas +40
Los Angeles +52
Maui +72
Miami +72
Miami Beach +80
New York +18
San Diego +54
San Francisco +46
Sarasota +62
Tampa +62
Washington +28
24 Hours Weather Forecast
New London
Local time: 02:21
05 dec, friday
0300 12°F
S
10 mph
0600 10°F
S
6 mph
0900 16°F
S
3 mph
1200 24°F
N
6 mph
1500 26°F
NE
7 mph
1800 26°F
N
4 mph
2100 28°F
N
4 mph
06 dec, saturday
0000 30°F
N
2 mph