Arnprior Weather in September

September in Arnprior brings pleasant temperatures, with daytime highs of 22°C (72°F) and nights around 10°C (50°F). Quite a bit of rainfall is expected, around 91 mm (3.6 in), so pack an umbrella.

Rainfall in Arnprior in September

You can typically expect 11 days of rain this month, averaging around 91 mm (3.6 in). Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Arnprior in September

Arnprior in September has perfect weather. Days reach 22°C (72°F) and nights cool to 10°C (50°F). A light jacket or extra layer can be useful, especially outside the warmest hours of the day. With overnight lows of 10°C (50°F), nights are cold. The cold air does make for deep, comfortable sleep if you have enough blankets.

Sunshine in Arnprior in September

The month brings about 178 hours of sunlight, offering a comfortable mix of sun and overcast.

Our weather planner can help you find worldwide destinations with pleasant weather during this period. May, June, July, August and September typically offer the best weather for Arnprior.

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Check the conditions for any month of the year.

• January
• February
• March
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• May
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• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Canada, check out our Arnprior's climate page.

Arnprior Temperature in September

Min Temperature 10°C (50°F)  

Max Temperature 22°C (72°F)  

Chance of Rain 35%  

Precipitation 91 mm (3.6 in)  

Rainy days 11 days  

Humidity 59% *  

Sunshine 178 hours *  

Percentage Sunshine 47% *  

* Data from: Ottawa, Canada (51 KM, 32 Miles).

What to Wear in Arnprior in September

Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses could come in handy during the sunnier parts of your trip.

What To Do in Arnprior in September

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

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

4/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit Canada, check out our Arnprior's climate page.

More climate data for Arnprior

Temperature Rainfall Sunshine Humidity

See the full Arnprior climate overview or explore weather in Canada.