Massachusetts Weather Averages
Select a link for the average weather, by month or year, in cities, towns and parks throughout Massachusetts. The links take you to data for normal temperatures, precipitation, snowfall, sunshine and humidity.
Farther down the page you'll find links to in-depth weather information for Boston, Cape Cod and other places in the state.
- Amount of Sunshine Massachusetts Gets Each Month
- Humidity Averages for Massachusetts
- Boston Weather Averages
- Boston Snowfall Totals & Accumulation Averages
- Cape Cod Temperature Averages
- Average Ocean Temperatures on the Massachusetts Coast
Typical sunshine by month in Massachusetts: average number of sunny days, hours of sun and percent sunshine.
Massachusetts's typical morning and afternoon relative humidity levels for each month.
In-depth Weather Information
Climate information about temperature, precipitation, snow, sun, humidity, wind and storms in Boston.
When, how much and how often Boston has snow — with monthly and yearly data on total days and inches of snowfall, snow accumulation, heavy snowstorms and first snowfall.
Month by month temperature averages for Cape Cod, Massachusetts, including data for days of hot and cold weather.
Monthly and yearly averages for Atlantic water temperatures at Boston and Cape Cod.