Sunny Markham
Ideal air quality for outdoor Canadian activities and sports.
Sunny Markham Live Precipitation Radar
Full Screen ViewSunny Markham Live Doppler RadarMSC Dual-Pol
Sunny Markham, ON • Lat: 43.35° N, Lon: 91.65° W • Sweep 10m
Sunny Markham 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Sunny Markham Air Quality & Wildfire Smoke Report
Detailed Canadian AQHI breakdown, fine particulate matter (PM2.5), ground-level ozone, and health guidance.
Frequently Asked Questions About Weather in Sunny Markham, ON
What is the current temperature and conditions in Sunny Markham?
As of today, the temperature in Sunny Markham is 17.8°C with overcast. The apparent temperature (feels like) is 18.6°C with relative humidity at 92%.
How does Wind Chill and Humidex affect Sunny Markham?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 18 (Comfortable).
What is the Air Quality Health Index (AQHI) for Sunny Markham?
The current AQHI for Sunny Markham is 3 (Low Risk). It is calculated based on ground-level ozone, fine particulate matter (PM2.5), and nitrogen dioxide levels according to Health Canada standards.
Where does the meteorological data for Sunny Markham come from?
Forecasts are generated using high-resolution Canadian Deterministic Prediction System (HRDPS 2.5km) and Global Environmental Multiscale (GEM) models alongside official Environment and Climate Change Canada Doppler radar feeds.