Weather in Markham, Ontario
Monday 9 November 2026
8°
Overcast
Feels like 3°
- High
- 9°
- Low
- 7°
- Humidity
- 62%
- Wind
- 25 km/h
Temperature and rain / Markham
The coming days
High
14°
Low
-1°
Average high
8.9°
Average low
2.5°
Total rain
1.2 mm
Average rain
0.1 mm
Air quality - Markham
Particles and ozone
Good
3.20 µg/m³
0-1212-3535-5555+
The air is clean: enjoy the outdoors.
PM103.30µg/m³
Ozone43µg/m³
Data updated hourly
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Frequently asked questions
Quick answers about the weather in Markham
Tomorrow in Markham, expect Broken clouds ☁️, with:\n\n- High of 8°\n- Low of 2°
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Our data is updated regularly to give you the most reliable forecast.
Last updated: 2026-11-07