Boston weather live forecast

Today's maximum temperature in Boston is expected to be 27°C. Select a day from the live weather forecast for Boston, Massachusetts, USA for more weather parameters.

Wednesday
26th Aug
27

19

11

6
Thursday
27th Aug
27

20

7

6
Friday
28th Aug
27

23

4

4
Saturday
29th Aug
23

19

7

6
Sunday
30th Aug
27

17

9

6

5-day weather forecast updated at 04:00 on Wednesday 26th August 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 Wednesday 26th August 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-east.

27
°C maximum temperature
19
°C minimum temperature
scattered clouds
11
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
15
kph wind from SE

Boston weather for Thursday 27th August 2026

Expect broken clouds in Boston, Massachusetts with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the south.

27
°C maximum temperature
20
°C minimum temperature
broken clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
25
kph wind from S

Boston weather for Friday 28th August 2026

Expect isolated thunderstorms in Boston, Massachusetts with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 18 kph from the south-west.

27
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
4
hours of sunshine
4
UV index (Moderate)
69
% chance of some rain
<5
mm of rainfall expected
L
low heat & humidity
18
kph wind from SW

Boston weather for Saturday 29th August 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 23°C, maximum UV of 6 (High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.

23
°C maximum temperature
19
°C minimum temperature
scattered clouds
7
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
17
kph wind from N

Boston weather for Sunday 30th August 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the south-west.