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Markham Weather in August
August in Markham averages 26°C (79°F) during the day and 16°C (61°F) at night. Quite a bit of rainfall is typical this month, with around 77 mm (3 in) on average. An umbrella is a good idea.
Rainfall in Markham in August
Based on our climate data of the past 30 years, about 10 days of rain are anticipated, with 77 mm (3 in) on average. Individual showers can be quite heavy this month. A proper umbrella or rain jacket is worth having.
Temperature in Markham in August
Markham has excellent weather in August, with days reaching 26°C (79°F) and nights cooling to 16°C (61°F). August is in the summer season. This kind of day-to-night contrast is typical for this time of year. At 16°C (61°F) overnight, it can feel quite a bit cooler after dark. Worth packing something warmer for evenings, but the cooler temperatures are ideal for sleeping.
Sunshine in Markham in August
The days are predominantly sunny, with an estimated total of around 245 hours of sunshine. These sun-filled days are perfect for playing sports, visiting parks, or going for a bike ride.Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July, August and September typically offer the best weather for Markham.
Markham Temperature in August
Min Temperature
16°C (61°F)
Max Temperature
26°C (79°F)
Chance of Rain
33%
Precipitation
77 mm (3 in)
Rainy days
10 days
Humidity
85% *
Sunshine
245 hours *
Percentage Sunshine
56% *
* Data from: Toronto, Canada (22 KM, 14 Miles).
Markham Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Markham - and find the best time to visit.
Best Places in Canada in August
Find out more about the weather in Canada and which places have the best travel conditions in this month. See all of Canada in August →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Markham 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. Rain gear is recommended, you can expect wet weather on multiple days. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.
What To Do in Markham in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming9/10 -
Cycling7/10 -
Walking7/10 -
Camping8/10 -
Outdoor sports7/10
Markham 3-Day Forecast
More climate data for Markham
Temperature Rainfall Sunshine Humidity
See the full Markham climate overview or explore weather in Canada.
Popular in August
Where to go in August - average daytime high across popular destinations.
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