Boston Weather in January

Thinking of visiting Boston in January? Expect low temperatures reaching 8°C (46°F) during the day, dropping to 3°C (37°F) at night, with some rainfall likely.

Rainfall in Boston in January

Based on our climate data of the past 30 years, about 18 days of rain are anticipated, with 54 mm (2.1 in) on average. Rain falls on many days this month, but usually in relatively small amounts. A light waterproof is more useful than a heavy umbrella.

Temperature in Boston in January

Expect highs of 8°C (46°F) in Boston in January, with nights dropping to around 3°C (37°F). The winter season is characteristic of January. The days stay cool from start to finish. Layering up well will make outdoor time much more comfortable. With overnight lows of 3°C (37°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets. Prepare for the coldest month of the year by packing warm and cozy winter cloths.

Sunshine in Boston in January

This month sees fewer sunny days, with about 65 hours of sunshine, perfect for those who enjoy cooler temperatures.

If you're looking for dry conditions and comfortable temperatures, January may not be the ideal month to visit Boston. Our weather planner can help you explore destinations with more pleasant weather conditions.

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
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• May
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• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Boston's climate page.

Boston Temperature in January

Min Temperature 3°C (37°F)  

Max Temperature 8°C (46°F)  

Chance of Rain 59%  

Precipitation 54 mm (2.1 in)  

Rainy days 18 days  

Sunshine 65 hours *  

Percentage Sunshine *  

* Data from: Peterborough, the United Kingdom (47 KM, 29 Miles).

What to Wear in Boston in January

Dress warmly and in layers for your trip to Boston in January. A good base layer system works wonders. Start with good thermal underwear, add something warm like a fleece sweater, then finish with a waterproof jacket on top. Wet weather is likely, so pack waterproof gear for multiple rainy days. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.

What To Do in Boston in January

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

Swimming

4/10

Cycling

4/10

Walking

4/10

Camping

4/10

Outdoor sports

4/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit the United Kingdom, check out our Boston's climate page.

More climate data for Boston

Temperature Rainfall Sunshine

See the full Boston climate overview or explore weather in the United Kingdom.