Hamilton weather in September (Ontario, Canada)

What should you pack for a trip to Hamilton in September? Wondering about the weather this month? Our guide has all the details you need.

Temperatures

Expect perfect weather in Hamilton during September, which means high temperatures and moderate rainfall. Anticipate daytime temperatures around 23°C, while night temperatures can drop to 13°C.

Precipitation

Hamilton in September usually receives moderate rainfall, averaging around 82 mm for the month. Past climate data indicates that roughly 10 days will see rain.

Average sunshine

The area enjoys a balanced 178 hours of sunlight, ensuring it's neither too overcast nor too sunny.

If you favor pleasant temperatures and minimal rainfall, September is one of the better months to visit Hamilton. June, July, August and September typically offer the most agreeable circumstances. On the other hand, January, February, March, November and December tend to be characterized by conditions that may not be as optimal.

For an in-depth look at the yearly conditions, visit our specialized Hamilton climate page with graphs.

 

Hamilton, monthly averages in September

Min Temperature 13°C  

Max Temperature 23°C  

Chance of Rain 33%  

Precipitation 82 mm  

Rainy days 10 days  

Sunshine 178 hours  

Percentage Sunshine 48%  

Where to go in Canada in September

Find out more about the weather in Canada and which places have the best travel conditions in this month.

Weather conditions Weather

Temperatures

Precipitation

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Legend perfect weather pleasant tolerable unpleasant poor

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in this month?

For visitors traveling to Hamilton, we recommend wearing layers. So maybe a skirt, t-shirt, shorts for during the day and jeans and a warm jacket for some days and evenings. Bring a rain jacket in case it rains during your stay. Plan on layering your clothes.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

8/10

Outdoor sports

9/10

Interested in more climate information?

This site provides you with all the information you need about the climate in Hamilton.

Our site offers climate and forecast data for every country in the world. Are you going to Canada? On this website you can find historical weather averages for many cities in Canada. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.