Boston weather live forecast

Today's maximum temperature in Boston is expected to be 26°C. Select a day from the live weather forecast for Boston, Massachusetts, USA for more weather parameters.

Tuesday
21st Jul
26

19

3

7
Wednesday
22nd Jul
26

21

6

6
Thursday
23rd Jul
24

18

14

8
Friday
24th Jul
25

17

13

7
Saturday
25th Jul
24

17

15

7

5-day weather forecast updated at 04:00 on Tuesday 21st July 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 Tuesday 21st July 2026

Expect isolated thunderstorms in Boston, Massachusetts with a maximum temperature of 26°C, maximum UV of 7 (High) and 3 hours of bright sunshine. There are 5-10 mm of rainfall expected with 93% chance of some rain and a moderate breeze of 25 kph from the south.

26
°C maximum temperature
19
°C minimum temperature
isolated thunderstorms
3
hours of sunshine
7
UV index (High)
93
% chance of some rain
<10
mm of rainfall expected
26
°C wind chill
25
kph wind from S

Boston weather for Wednesday 22nd July 2026

Expect isolated thunderstorms in Boston, Massachusetts with a maximum temperature of 26°C, low levels of heat & humidity, maximum UV of 6 (High) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 62% chance of some rain and a moderate breeze of 23 kph from the south-west.

26
°C maximum temperature
21
°C minimum temperature
isolated thunderstorms
6
hours of sunshine
6
UV index (High)
62
% chance of some rain
<10
mm of rainfall expected
L
low heat & humidity
23
kph wind from SW

Boston weather for Thursday 23rd July 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 24°C, maximum UV of 8 (Very High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north-west.

24
°C maximum temperature
18
°C minimum temperature
scattered clouds
14
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from NW

Boston weather for Friday 24th July 2026

Expect clear skies in Boston, Massachusetts with a maximum temperature of 25°C, maximum UV of 7 (High) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the east.

25
°C maximum temperature
17
°C minimum temperature
clear skies
13
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
25
°C wind chill
16
kph wind from E

Boston weather for Saturday 25th July 2026

Expect clear skies in Boston, Massachusetts with a maximum temperature of 24°C, maximum UV of 7 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the east.