Yosemite National Park is definitely worth a visit
Vast forests, blue lakes, towering sequoias, and majestic waterfalls hint at the beauty of Yosemite National Park—a true natural masterpiece.
New London (CT) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit New London.
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Climate overview of New London
The climate in New London, Connecticut, United States of America, is marked by large temperature swings across the seasons, ranging from 27°C (81°F) in July to 4°C (39°F) in January.
The city has a wet climate, receiving around 1258 mm (50 in) of rain/snowfall per year. Despite the high annual total, it has warm summers and cold winters. December is the wettest month. July is the sunniest month, averaging 9.8 hours of sunshine per day.
New London Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in New London - and find the best time to visit.
Monthly Temperature in New London
In New London, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 27°C (81°F) in July to a chilly 4°C (39°F) in January.
Nighttime temperatures range from 19°C (66°F) in July to -6°C (21°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in New London
New London experiences significant rain/snowfall throughout the year, averaging 1258 mm (50 in) of precipitation annually. The wettest period in New London occurs in December, which receives around 129 mm (5.1 in) of precipitation. During the driest month, November, New London experiences moderate rainfall, totaling 94 mm (3.7 in). The consistent precipitation levels throughout the year contribute to a relatively stable climate. For more details, please visit our New London Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in New London
In New London, summer days are longer and more sunny, with daily sunshine hours peaking at 9.8 hours in July. As the darker season arrives, the brightness of the sun becomes less. November sees a soft sun for only 4.6 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Data from: Hartford, the United States of America (66 KM, 41 Miles).
Daily hours of sunshine
Data from: Hartford, the United States of America (66 KM, 41 Miles).
Daily percentage of sunshine
Data from: Hartford, the United States of America (66 KM, 41 Miles).
Humidity in New London by Month
The relative humidity is high throughout the year in New London.
The city experiences its highest humidity in September, reaching 72%. In April, the humidity drops to its lowest level at 58%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Data from: Hartford, the United States of America (66 KM, 41 Miles).
Best Time to Visit New London
For comfortable weather, consider visiting New London in July and August. Conditions are usually least favourable in January, February, March and December.
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
Jan
cold
Feb
cold
Mar
wet
Apr
good
May
very good
Jun
very good
Jul
excellent
Aug
excellent
Sep
very good
Oct
good
Nov
mixed
Dec
wet
- Best overall: July and August
- Warmest weather: July and August
- Most sunshine: July
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -6°C (21°F).
Frequently asked questions about the climate in New London
What is the best time to visit New London?
July and August typically offer the most optimal weather in New London. In contrast, January, February, March and December tend to have less optimal conditions. New London has warm summers and cold winters.
What temperatures can I expect in New London?
Daytime highs range from 4°C (39°F) in January to 27°C (81°F) in July. Nighttime lows range from -6°C (21°F) to 19°C (66°F). Temperatures vary considerably through the year.
How much rain does New London get?
Annual rainfall is around 1258 mm (50 in). December is the wettest month with 129 mm (5.1 in), while November is the driest with 94 mm (3.7 in).
How sunny is New London?
New London receives around 2,579 hours of sunshine per year. July is the sunniest month with 293 hours, while November is the cloudiest with just 139 hours. Overall, New London enjoys abundant sunshine.
New London 3-Day Forecast
New London on the map
New London is highlighted - select any city to see its climate.
Popular in October
Where to go in October - average daytime high across popular destinations.
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Need travel inspiration? Check out our bucket list articles and be inspired.
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