Boston weather in December (Massachusetts, United States of America)

How is December weather typically in Boston? Want to know if it's a good time to visit? This page has all the weather details for the month.

Temperatures

The typical weather for December in Boston includes low temperatures and high snow/rainfall. December ushers in the winter season. Anticipate daytime highs near 6°C, and cooler nights with temperatures around -1°C.

Precipitation

Boston in December usually receives high snow/rainfall, averaging around 132 mm for the month. This is the wettest month of the year, so having an umbrella ready is a smart choice. Climate statistics over the past 30 years suggest around 12 days of snow/rain.

Average sunshine

The city usually sees around 141 hours of sunlight, indicating a moderately sunny period.

If you're looking for dry conditions and comfortable temperatures, December may not be the ideal month to visit Boston. August and September typically offer the most agreeable circumstances. On the other hand, January, February, March and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Boston climate page with graphs.

 

Boston, monthly averages in December

Min Temperature -1°C  

Max Temperature 6°C  

Water Temperature 8°C  

Chance of Rain 41%  

Precipitation 132 mm  

Rainy days 12 days  

Humidity 66%  

Windspeed 25 km/h  

Sunshine 141 hours  

Percentage Sunshine 50%  

Where to go in the United States of America in December

Find out more about the weather in the United States of America and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

Wear a base layer in cold weather; this is the #1 thing you can do to increase your overall body temperature. With a water temperature of around 8°C there is no need to bring your swimwear.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

5/10

Cycling

4/10

Walking

4/10

Camping

1/10

Outdoor sports

4/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Boston.

Our site offers climate and forecast data for every country in the world. Are you going to the United States of America? On this website you can find historical weather averages for many cities in the United States of America. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.