Chatham weather live forecast

Today's maximum temperature in Chatham is expected to be 75°F. Select a day from the live weather forecast for Chatham, Massachusetts, USA for more weather parameters.

Thursday
20th Aug
75

68

5

7
Friday
21st Aug
73

66

6

7
Saturday
22nd Aug
72

66

1

2
Sunday
23rd Aug
73

66

6

4
Monday
24th Aug
75

68

11

7

5-day weather forecast updated at 04:03 on Wednesday 19th August 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 20th August 2026

Expect mostly cloudy with light rain in Chatham, Massachusetts with a maximum temperature of 75°F, maximum UV of 7 (High) and 5 hours of bright sunshine. There are 0-2 mm of rainfall expected with 37% chance of some rain and a light breeze of 6 mph from the south-west.

75
°F maximum temperature
68
°F minimum temperature
mostly cloudy with light rain
5
hours of sunshine
7
UV index (High)
37
% chance of some rain
<2
mm of rainfall expected
75
°F wind chill
6
mph wind from SW

Chatham weather for Friday 21st August 2026

Expect broken clouds in Chatham, Massachusetts with a maximum temperature of 73°F, maximum UV of 7 (High) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 6 mph from the north-east.

73
°F maximum temperature
66
°F minimum temperature
broken clouds
6
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
6
mph wind from NE

Chatham weather for Saturday 22nd August 2026

Expect isolated thunderstorms in Chatham, Massachusetts with a maximum temperature of 72°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 60% chance of some rain and a light breeze of 6 mph from the east.

72
°F maximum temperature
66
°F minimum temperature
isolated thunderstorms
1
hour of sunshine
2
UV index (Low)
60
% chance of some rain
<10
mm of rainfall expected
72
°F wind chill
6
mph wind from E

Chatham weather for Sunday 23rd August 2026

Expect isolated thunderstorms in Chatham, Massachusetts with a maximum temperature of 73°F, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 5-10 mm of rainfall expected with 68% chance of some rain and a light breeze of 7 mph from the south.

73
°F maximum temperature
66
°F minimum temperature
isolated thunderstorms
6
hours of sunshine
4
UV index (Moderate)
68
% chance of some rain
<10
mm of rainfall expected
0
no heat & humidity
7
mph wind from S

Chatham weather for Monday 24th August 2026

Expect scattered clouds in Chatham, Massachusetts with a maximum temperature of 75°F, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 9 mph from the south-west.