Weather in September 2025

Hamilton weather in September 2025

The temperatures in Hamilton in September are comfortable with low of 14°C and and high up to 22°C.

You can expect about 3 to 8 days of rain in Hamilton 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 Hamilton in September 2025.

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

Temperatures
Temperatures
22° / 14°
Rainy Days
Rainy Days
5
Snowy Days
Snowy Days
0
Dry Days
Dry Days
25
Rainfall
Rainfall
97
mm
10.8
Sun Hours
10.8
Hrs

Hamilton annual weather

Month Temperatures Rainy Days Dry Days Snowy Days Rainfall Weather More details
January -3° / -7° 8 6 18 97 mm
Awful
February -2° / -7° 8 4 17 96 mm
Awful
March 4° / -2° 10 12 10 109 mm
Awful
April 10° / 3° 9 16 4 139 mm
Awful
May 17° / 9° 8 23 0 131 mm
Ok
June 22° / 14° 7 23 0 140 mm
Ok
July 25° / 17° 9 22 0 156 mm
Good
August 25° / 17° 7 24 0 142 mm
Good
September 22° / 14° 5 25 0 97 mm
Good
October 14° / 8° 8 22 0 130 mm
Ok
November 7° / 2° 7 17 6 87 mm
Awful
December 2° / -2° 9 7 15 99 mm
Awful
Temperatures in Hamilton in September
Rain in Hamilton in September

Recommended Hotels in Hamilton

We know that finding the ideal hotel in Hamilton can be a hard task...

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

Weather in Hamilton in September - FAQ

What is the average temperature in Hamilton in September?
The average temperature in Hamilton in September is 14/22° C.
What is the chance of rain in Hamilton in September?
On average, there are 5 rainy days in Hamilton during September.
Weather wise, is September a good time to visit Hamilton?
The weather in Hamilton in September is good.
Can it snow in Hamilton in September?
On average, there are 0 snowy days in Hamilton in September.
More about the weather in Hamilton