North Stonington (CT) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit North Stonington.
Climate overview of North Stonington
North Stonington, Connecticut, United States of America, experiences significant temperature variation throughout the year. Summers bring daytime highs of 28°C (82°F) in July, while winters cool to 3°C (37°F) in January.
With around 1269 mm (50 in) of annual rain/snowfall, North Stonington has a notably wet climate. However, this rain/snowfall is not evenly distributed — the city has warm summers and cold winters. The wettest month is December. Sunshine peaks in July, when the city sees around 9.7 hours of sunshine per day.
North Stonington Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in North Stonington - and find the best time to visit.
Monthly Temperature in North Stonington
Depending on the time of the year, temperatures range from comfortable to chilly in North Stonington. Average daytime temperatures reach a comfortable 28°C (82°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 3°C (37°F).
At night, temperatures range from around 18°C (64°F) in July to -7°C (19°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in North Stonington
North Stonington has a relatively rain/snowy climate with high precipitation levels, averaging 1269 mm (50 in) of rain/snowfall annually. Despite minor fluctuations, North Stonington enjoys fairly consistent precipitation throughout the year. In December, you can expect around 133 mm (5.2 in) of precipitation, while in January, North Stonington receives about 93 mm (3.7 in). For more details, please visit our North Stonington Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in North Stonington
North Stonington can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 9.7 hours of sunshine daily. In contrast, the city experiences much darker days in November, with only 4.9 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in North Stonington by Month
The relative humidity is high throughout the year in North Stonington.
The city experiences its highest humidity in August, reaching 73%. In April, the humidity drops to its lowest level at 61%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit North Stonington
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: May and August
- Warmest weather: July and August
- Most sunshine: June and July
- Fewest rainy days: August, September and November
- Seasonal pattern: Warm summers and cold winters
- Coldest conditions: January, with freezing nights around -7°C (19°F).
Frequently asked questions about the climate in North Stonington
What is the best time to visit North Stonington?
May and August typically offer the most optimal weather in North Stonington. In contrast, January, February, March and December tend to have less optimal conditions. North Stonington has warm summers and cold winters.
What temperatures can I expect in North Stonington?
Daytime highs range from 3°C (37°F) in January to 28°C (82°F) in July. Nighttime lows range from -7°C (19°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does North Stonington get?
Annual rainfall is around 1269 mm (50 in). December is the wettest month with 133 mm (5.2 in), while January is the driest with 93 mm (3.7 in).
How sunny is North Stonington?
North Stonington receives around 2,598 hours of sunshine per year. July is the sunniest month with 290 hours, while November is the cloudiest with just 147 hours. Overall, North Stonington enjoys abundant sunshine.
North Stonington 3-Day Forecast
North Stonington (CT) 3-Day Forecast
North Stonington on the map
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