Chatham weather live forecast

Today's maximum temperature in Chatham is expected to be 13°C. Select a day from the live weather forecast for Chatham, Massachusetts, USA for more weather parameters.

Thursday
14th May
13

10

1

5
Friday
15th May
12

9

0

3
Saturday
16th May
17

9

14

7
Sunday
17th May
18

12

7

8
Monday
18th May
16

11

11

7

5-day weather forecast updated at 04:02 on Thursday 14th May 2026 GMT

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The 5-day weather forecast for Massachusetts (Chatham) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Chatham weather forecast by day

Below are the detailed weather forecasts for Chatham for the next 5 days.

Chatham weather for Thursday 14th May 2026

Expect mostly cloudy with rain in Chatham, Massachusetts with a maximum temperature of 13°C, maximum UV of 5 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 95% chance of some rain and a gentle breeze of 16 kph from the south-east.

13
°C maximum temperature
10
°C minimum temperature
mostly cloudy with rain
1
hour of sunshine
5
UV index (Moderate)
95
% chance of some rain
<20
mm of rainfall expected
0
no heat & humidity
16
kph wind from SE

Chatham weather for Friday 15th May 2026

Expect cloudy with some rain in Chatham, Massachusetts with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and no hours of bright sunshine. There are 5-10 mm of rainfall expected with 34% chance of some rain and a light breeze of 11 kph from the east.

12
°C maximum temperature
9
°C minimum temperature
cloudy with some rain
0
hours of sunshine
3
UV index (Moderate)
34
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
11
kph wind from E

Chatham weather for Saturday 16th May 2026

Expect scattered clouds in Chatham, Massachusetts with a maximum temperature of 17°C, maximum UV of 7 (High) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south-west.

17
°C maximum temperature
9
°C minimum temperature
scattered clouds
14
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
17
°C wind chill
17
kph wind from SW

Chatham weather for Sunday 17th May 2026

Expect broken clouds in Chatham, Massachusetts with a maximum temperature of 18°C, maximum UV of 8 (Very High) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

18
°C maximum temperature
12
°C minimum temperature
broken clouds
7
hours of sunshine
8
UV index (Very High)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from SW

Chatham weather for Monday 18th May 2026

Expect scattered clouds in Chatham, Massachusetts with a maximum temperature of 16°C, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south-east.