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Massachusetts weather in December 2020
Below are average maximum temperatures at popular destinations in Massachusetts in December. Select a destination to see more weather parameters.
The December weather guide for Massachusetts shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How cold is it in Massachusetts in December?
Daytime temperatures usually reach 4°C in Boston, Massachusetts in December, falling to -5°C at night.
How sunny is it in Massachusetts in December?
There are normally 5 hours of bright sunshine each day in Boston, Massachusetts in December - that's 49% of daylight hours.
Is the sea cold around Massachusetts in December?
The average sea temperature around Boston, Massachusetts in December is 7°C.
Does it rain in Massachusetts in December?
There are usually 12 days with some rain in Boston, Massachusetts in December and the average monthly rainfall is 105mm.
Massachusetts sunrise & sunset times for December 2020
Browse the sunrise & sunset times for Massachusetts in December 2020. Select a month to view Massachusetts sunrise & sunset times for the next twelve months. The Massachusetts sunrise & sunset times shown below are for Boston.
|Date||Sunrise times||Sunset times|
|Tuesday, 1st December 2020||06:54||16:12|
|Wednesday, 16th December 2020||07:07||16:13|
|Thursday, 31st December 2020||07:13||16:22|
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Metric (°C / mm) | Imperial (°F / inches)
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