Boston weather live forecast

Today's maximum temperature in Boston is expected to be 17°C. Select a day from the live weather forecast for Boston, Massachusetts, USA for more weather parameters.

Saturday
19th Sep
17

13

9

6
Sunday
20th Sep
16

12

0

1
Monday
21st Sep
17

14

6

5
Tuesday
22nd Sep
15

12

10

4
Wednesday
23rd Sep
17

12

5

5

5-day weather forecast updated at 04:00 on Saturday 19th September 2026 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 Saturday 19th September 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 17°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

17
°C maximum temperature
13
°C minimum temperature
scattered clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
17
°C wind chill
17
kph wind from N

Boston weather for Sunday 20th September 2026

Expect overcast with light rain in Boston, Massachusetts with a maximum temperature of 16°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 92% chance of some rain and a gentle breeze of 18 kph from the south-east.

16
°C maximum temperature
12
°C minimum temperature
overcast with light rain
0
hours of sunshine
1
UV index (Low)
92
% chance of some rain
<20
mm of rainfall expected
16
°C wind chill
18
kph wind from SE

Boston weather for Monday 21st September 2026

Expect sunshine and showers in Boston, Massachusetts with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 2-5 mm of rainfall expected with 18% chance of some rain and a moderate breeze of 24 kph from the north.

17
°C maximum temperature
14
°C minimum temperature
sunshine and showers
6
hours of sunshine
5
UV index (Moderate)
18
% chance of some rain
<5
mm of rainfall expected
0
no heat & humidity
24
kph wind from N

Boston weather for Tuesday 22nd September 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-east.

15
°C maximum temperature
12
°C minimum temperature
scattered clouds
10
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
15
°C wind chill
23
kph wind from NE

Boston weather for Wednesday 23rd September 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 28 kph from the north-east.