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.

Sunday
21st Jun
27

19

12

7
Monday
22nd Jun
23

19

1

5
Tuesday
23rd Jun
24

20

6

5
Wednesday
24th Jun
27

19

11

8
Thursday
25th Jun
28

19

6

8

5-day weather forecast updated at 04:00 on Sunday 21st June 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 21st June 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 7 (High) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.

27
°C maximum temperature
19
°C minimum temperature
scattered clouds
12
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
17
kph wind from W

Boston weather for Monday 22nd June 2026

Expect isolated thunderstorms in Boston, Massachusetts with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 91% chance of some rain and a gentle breeze of 18 kph from the south-east.

23
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
1
hour of sunshine
5
UV index (Moderate)
91
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
18
kph wind from SE

Boston weather for Tuesday 23rd June 2026

Expect isolated thunderstorms in Boston, Massachusetts with a maximum temperature of 24°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 20-30 mm of rainfall expected with 49% chance of some rain and a gentle breeze of 16 kph from the north-west.

24
°C maximum temperature
20
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
5
UV index (Moderate)
49
% chance of some rain
<30
mm of rainfall expected
0
no heat & humidity
16
kph wind from NW

Boston weather for Wednesday 24th June 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.

27
°C maximum temperature
19
°C minimum temperature
scattered clouds
11
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
L
low heat & humidity
14
kph wind from NW

Boston weather for Thursday 25th June 2026

Expect broken clouds in Boston, Massachusetts with a maximum temperature of 28°C, low 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 16 kph from the south.