Boston weather live forecast

Today's maximum temperature in Boston is expected to be 6°C. Select a day from the live weather forecast for Boston, Massachusetts, USA for more weather parameters.

Wednesday
17th Dec
6

-1

5

1
Thursday
18th Dec
8

0

8

1
Friday
19th Dec
15

1

0

0
Saturday
20th Dec
3

-2

8

1
Sunday
21st Dec
7

0

2

1

5-day weather forecast updated at 04:00 on Wednesday 17th December 2025 GMT

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The 5-day weather forecast for Massachusetts (Boston) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Boston weather forecast by day

Below are the detailed weather forecasts for Boston for the next 5 days.

Boston weather for Wednesday 17th December 2025

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 6°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the south-west.

6
°C maximum temperature
-1
°C minimum temperature
scattered clouds
5
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
1
°C wind chill
31
kph wind from SW

Boston weather for Thursday 18th December 2025

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 8°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south.

8
°C maximum temperature
0
°C minimum temperature
scattered clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
4
°C wind chill
22
kph wind from S

Boston weather for Friday 19th December 2025

Expect mostly cloudy with rain in Boston, Massachusetts with a maximum temperature of 15°C and no hours of bright sunshine. There are 20-30 mm of rainfall expected with 91% chance of some rain and a strong breeze of 43 kph from the south.

15
°C maximum temperature
1
°C minimum temperature
mostly cloudy with rain
0
hours of sunshine
0
UV index (None)
91
% chance of some rain
<30
mm of rainfall expected
15
°C wind chill
43
kph wind from S

Boston weather for Saturday 20th December 2025

Expect broken clouds in Boston, Massachusetts with a maximum temperature of 3°C, maximum UV of 1 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 33 kph from the west.

3
°C maximum temperature
-2
°C minimum temperature
broken clouds
8
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-3
°C wind chill
33
kph wind from W

Boston weather for Sunday 21st December 2025

Expect mostly cloudy with light rain in Boston, Massachusetts with a maximum temperature of 7°C, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 18% chance of some rain and a fresh breeze of 29 kph from the west.