Boston weather live forecast

Today's maximum temperature in Boston is expected to be 28°C. Select a day from the live weather forecast for Boston, Massachusetts, USA for more weather parameters.

Sunday
2nd Aug
28

22

9

6
Monday
3rd Aug
26

23

1

4
Tuesday
4th Aug
29

20

14

8
Wednesday
5th Aug
29

21

3

8
Thursday
6th Aug
31

22

6

8

5-day weather forecast updated at 04:00 on Monday 3rd 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 Sunday 2nd August 2026

Expect broken clouds in Boston, Massachusetts with a maximum temperature of 28°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 moderate breeze of 23 kph from the south.

28
°C maximum temperature
22
°C minimum temperature
broken clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
23
kph wind from S

Boston weather for Monday 3rd August 2026

Expect isolated thunderstorms in Boston, Massachusetts with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 99% chance of some rain and a fresh breeze of 31 kph from the south.

26
°C maximum temperature
23
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
4
UV index (Moderate)
99
% chance of some rain
<30
mm of rainfall expected
L
low heat & humidity
31
kph wind from S

Boston weather for Tuesday 4th August 2026

Expect clear skies in Boston, Massachusetts with a maximum temperature of 29°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the west.

29
°C maximum temperature
20
°C minimum temperature
clear skies
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
18
kph wind from W

Boston weather for Wednesday 5th August 2026

Expect broken clouds in Boston, Massachusetts with a maximum temperature of 29°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

29
°C maximum temperature
21
°C minimum temperature
broken clouds
3
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
M
moderate heat & humidity
16
kph wind from SW

Boston weather for Thursday 6th August 2026

Expect broken clouds in Boston, Massachusetts with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 8 (Very High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.