Markham Weather Year-Round — Best Time to Visit
Markham, Canada has cool weather year-round. The best time to visit is August (score: 83/100). Annual average high: 12.4°C, total rainfall: 873mm.
When is the best time to visit Markham?
83
August is the best month to visit Markham with a travel score of 83/100 (Excellent).
Expect highs of 25°C, 10 rain days, and 11.3 hours of daily sunshine.
View August weather details →Travel Score by Month
36
Jan
43
Feb
52
Mar
61
Apr
74
May
80
Jun
83
Jul
83
Aug
79
Sep
62
Oct
50
Nov
39
Dec
Excellent (80+)
Good (60-79)
Mixed (40-59)
Poor (<40)
What are the average temperatures in Markham each month?
12.4°C
Avg High
4.3°C
Avg Low
873mm
Annual Rain
How much rain does Markham get?
Markham receives 873mm of rain annually. The wettest month is typically June with 94mm, while February is the driest.
What is the weather like each month in Markham?
January
36
-2°C
Low: -9°C
10 rain days
Poor
February
43
-1°C
Low: -10°C
8 rain days
Mixed
March
52
4°C
Low: -5°C
10 rain days
Mixed
April
61
11°C
Low: 2°C
11 rain days
Good
May
74
18°C
Low: 8°C
11 rain days
Good
June
80
23°C
Low: 14°C
11 rain days
Excellent
July
83
26°C
Low: 17°C
11 rain days
Excellent
August
Best time to visit83
25°C
Low: 17°C
10 rain days
Excellent
September
79
21°C
Low: 13°C
9 rain days
Good
October
62
14°C
Low: 7°C
11 rain days
Good
November
50
7°C
Low: 1°C
10 rain days
Mixed
December
39
2°C
Low: -4°C
10 rain days
Poor
Compare Markham
Popular comparisons:
Planning a Trip to Canada?
Don't let a public holiday surprise you — restaurants, shops, and attractions may be closed.
🏛️ 121 countries·📅 Updated yearly·✈️ Free forever
What cities are near Markham?
Data based on 1994–2024 averages · Last updated: 2024-12-31