North Dartmouth (MA) Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit North Dartmouth.
Climate overview of North Dartmouth
The climate in North Dartmouth, Massachusetts, United States of America, is marked by large temperature swings across the seasons, ranging from 28°C (82°F) in July to 4°C (39°F) in February.
The city receives considerable rain/snowfall, with around 1292 mm (51 in) annually. December is the wettest month. Sunshine peaks in July, when the city sees around 9.7 hours of sunshine per day.
North Dartmouth Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in North Dartmouth — and find the best time to visit.
Monthly Temperature in North Dartmouth
In North Dartmouth, temperatures differ significantly between summer and winter months. Typically, average maximum daytime temperatures range from a comfortable 28°C (82°F) in July to a chilly 4°C (39°F) in the coolest month, February.
Nights vary from 18°C (64°F) in July to around -6°C (21°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in North Dartmouth
North Dartmouth experiences significant rain/snowfall throughout the year, averaging 1292 mm (51 in) of precipitation annually. Precipitation levels in North Dartmouth remain relatively steady throughout the year. December has the most rain, with 137 mm (5.4 in) over 13 days. In the driest month September, this drops slightly to 94 mm (3.7 in), making the city's climate fairly predictable. For more details, please visit our North Dartmouth 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 North Dartmouth
For those who appreciate different seasons, North Dartmouth serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.7 hours of sunshine daily, and embrace the darker days in November, offering only 4.9 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Daily percentage of sunshine
Humidity in North Dartmouth by Month
The relative humidity is high throughout the year in North Dartmouth.
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 Dartmouth
Frequently asked questions about the climate in North Dartmouth
What is the best time to visit North Dartmouth?
May, July, August and September typically offer the most optimal weather in North Dartmouth. In contrast, January, February, March, November and December tend to have less optimal conditions.
What temperatures can I expect in North Dartmouth?
Daytime highs range from 4°C (39°F) in February to 28°C (82°F) in July. Nighttime lows range from -6°C (21°F) to 18°C (64°F). Temperatures vary considerably through the year.
How much rain does North Dartmouth get?
Annual rainfall is around 1292 mm (51 in). December is the wettest month with 137 mm (5.4 in), while September is the driest with 94 mm (3.7 in).
How sunny is North Dartmouth?
North Dartmouth 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 Dartmouth enjoys abundant sunshine.
North Dartmouth 3-Day Forecast
North Dartmouth (MA) 3-Day Forecast
North Dartmouth on the map
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