South Yarmouth (MA) Weather and Climate: A Comprehensive Guide
The climate in South Yarmouth is marked by big temperature swings throughout the year.
Temperatures range from warm during the warmest months
to cold in the cooler months.
It also has a relatively rain/snowy climate with high levels of precipitation.
Now, let’s break down all the climate details for a clearer picture.
Average maximum day and minimum night temperature
In South Yarmouth, temperatures differ significantly between summer and winter months. On average, daytime temperatures range from a comfortable 26°C in July to a chilly 4°C in February.
Nighttime temperatures can drop, with average lows reaching -4°C in February. Check out our detailed temperature page for more information.Temperature ranges by month
Precipitation and rainy days
South Yarmouth experiences significant rain/snowfall throughout the year, averaging 1247 mm of precipitation annually. The amount of precipitation varies moderately throughout the year. The wettest month, December, sees around 139 mm of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, August, still receives a respectable 80 mm of rainfall.The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
In South Yarmouth, summer days are longer and more sunny, with daily sunshine hours peaking at 10.0 hours in July. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 4.9 hours per average day. Visit our detailed sunshine hours page for more information.Monthly hours of sunshine
Daily hours of sunshine
broken clouds and small chance of slight rain broken clouds and no rain partly cloudy and small chance of slight rainForecast for South Yarmouth (MA)
6 m/s
5 m/s
2 m/s
The best time of year to visit South Yarmouth in the United States of America
During the months of June, August and September you are most likely to experience good weather with pleasant average temperatures that fall between 20°C and 26°C.Other facts from our historical weather data:
July has an average maximum temperature of 26°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 4°C.
December tops the wettest month list with 139 mm of rainfall.
August is the driest month with 80 mm of precipitation.
July is the sunniest month with an average of 301 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
