Alliston Weather in August

Alliston in August averages 26°C (79°F) during the day and 14°C (57°F) at night. This is part of the summer season, and quite a bit of rainfall is expected this month.

Rainfall in Alliston in August

Expect around 11 days of rain based on historical data, with 83 mm (3.3 in) average. When showers do arrive, they tend to be on the heavier side. Worth being prepared even if rain days are not that numerous.

Temperature in Alliston in August

August is one of the better months to visit Alliston. Expect 26°C (79°F) during the day and 14°C (57°F) at night. During August, the summer season is in full swing. This kind of day-to-night contrast is typical for this time of year. Nights drop to around 14°C (57°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.

Sunshine in Alliston in August

The month enjoys around 276 hours of sunshine, creating mostly sunny days with good weather conditions.

If you favor pleasant temperatures and minimal rainfall, August is one of the best months to visit Alliston.

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

Alliston Temperature in August

Min Temperature 14°C (57°F)  

Max Temperature 26°C (79°F)  

Chance of Rain 35%  

Precipitation 83 mm (3.3 in)  

Rainy days 11 days  

Humidity 56% *  

Sunshine 276 hours *  

Percentage Sunshine 64% *  

* Data from: Mississauga, Canada (65 KM, 40 Miles).

What to Wear in Alliston in August

Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.

What To Do in Alliston in August

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

Swimming

9/10

Cycling

7/10

Walking

7/10

Camping

8/10

Outdoor sports

7/10

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 Alliston's climate page.

More climate data for Alliston

Temperature Rainfall Sunshine Humidity

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