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.

Thursday
14th May
17

13

1

2
Friday
15th May
13

11

0

1
Saturday
16th May
22

12

11

7
Sunday
17th May
27

16

8

8
Monday
18th May
26

13

13

5

5-day weather forecast updated at 04:00 on Thursday 14th May 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 Thursday 14th May 2026

Expect cloudy with some rain in Boston, Massachusetts with a maximum temperature of 17°C, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 20-30 mm of rainfall expected with 100% chance of some rain and a moderate breeze of 21 kph from the east.

17
°C maximum temperature
13
°C minimum temperature
cloudy with some rain
1
hour of sunshine
2
UV index (Low)
100
% chance of some rain
<30
mm of rainfall expected
17
°C wind chill
21
kph wind from E

Boston weather for Friday 15th May 2026

Expect cloudy with some rain in Boston, Massachusetts with a maximum temperature of 13°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 70% chance of some rain and a moderate breeze of 20 kph from the north-east.

13
°C maximum temperature
11
°C minimum temperature
cloudy with some rain
0
hours of sunshine
1
UV index (Low)
70
% chance of some rain
<10
mm of rainfall expected
13
°C wind chill
20
kph wind from NE

Boston weather for Saturday 16th May 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 22°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south-west.

22
°C maximum temperature
12
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
21
kph wind from SW

Boston weather for Sunday 17th May 2026

Expect sunshine and showers in Boston, Massachusetts with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 8 (Very High) and 8 hours of bright sunshine. There are 0-2 mm of rainfall expected with 24% chance of some rain and a moderate breeze of 21 kph from the west.

27
°C maximum temperature
16
°C minimum temperature
sunshine and showers
8
hours of sunshine
8
UV index (Very High)
24
% chance of some rain
<2
mm of rainfall expected
L
low heat & humidity
21
kph wind from W

Boston weather for Monday 18th May 2026

Expect scattered clouds in Boston, Massachusetts with a maximum temperature of 26°C, maximum UV of 5 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the east.