Weather outlook for September 2025

Chatham weather in September 2025

The temperatures in Chatham in September are usually low and can range between 11°C and 18°C.

You can expect about 3 to 8 days of rain in Chatham during the month of September. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.

Our weather forecast can give you a great sense of what weather to expect in Chatham in September 2025.

If you’re planning to visit Chatham in the near future, we highly recommend that you review the 14 day weather forecast for Chatham before you arrive.

Temperatures
Temperatures
18° / 11°
Rainy Days
Rainy Days
5
Snowy Days
Snowy Days
0
Dry Days
Dry Days
25
Rainfall
Rainfall
67
mm
9.0
Sun Hours
9.0
Hrs

Chatham annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January 7° / 3° 9 20 3 97 mm
Awful
February 8° / 4° 8 18 2 88 mm
Awful
March 10° / 4° 7 23 1 70 mm
Bad
April 12° / 5° 5 25 0 51 mm
Ok
May 15° / 8° 6 25 0 83 mm
Good
June 17° / 11° 6 24 0 87 mm
Good
July 19° / 13° 6 25 0 90 mm
Good
August 19° / 13° 7 24 0 103 mm
Ok
September 18° / 11° 5 25 0 67 mm
Good
October 14° / 10° 8 23 0 110 mm
Ok
November 11° / 7° 8 21 0 119 mm
Bad
December 8° / 5° 8 21 1 114 mm
Bad
Temperatures in Chatham in September
Rain in Chatham in September

Recommended Hotels in Chatham

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That’s why we run our special tools and found the best hotels in Chatham. Click on hotel for more details.

Weather in Chatham in September - FAQ

What is the average temperature in Chatham in September?
The average temperature in Chatham in September is 11/18° C.
What is the chance of rain in Chatham in September?
On average, there are 5 rainy days in Chatham during September.
Weather wise, is September a good time to visit Chatham?
The weather in Chatham in September is good.
Can it snow in Chatham in September?
On average, there are 0 snowy days in Chatham in September.
More about the weather in Chatham