Richmond Hill
Ideal air quality for outdoor Canadian activities and sports.
Richmond Hill Live Precipitation Radar
Full Screen ViewRichmond Hill Live Doppler RadarMSC Dual-Pol
Richmond Hill, ON • Lat: 43.88° N, Lon: 79.44° W • Sweep 10m
Richmond Hill 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Richmond Hill 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 Richmond Hill, ON
What is the current temperature and conditions in Richmond Hill?
As of today, the temperature in Richmond Hill is 20.9°C with clear sky. The apparent temperature (feels like) is 22.4°C with relative humidity at 72%.
How does Wind Chill and Humidex affect Richmond Hill?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 23 (Comfortable).
What is the Air Quality Health Index (AQHI) for Richmond Hill?
The current AQHI for Richmond Hill 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 Richmond Hill 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.