Montreal
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Montreal Live Precipitation Radar
Full Screen ViewMontreal Live Doppler RadarMSC Dual-Pol
Montreal, QC • Lat: 45.50° N, Lon: 73.57° W • Sweep 10m
Montreal 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Montreal 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 Montreal, QC
What is the current temperature and conditions in Montreal?
As of today, the temperature in Montreal is 16°C with mainly sunny. The apparent temperature (feels like) is 15.3°C with relative humidity at 77%.
How does Wind Chill and Humidex affect Montreal?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 16 (Comfortable).
What is the Air Quality Health Index (AQHI) for Montreal?
The current AQHI for Montreal is 4 (Moderate 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 Montreal 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.