Bay Rosemont
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Bay Rosemont Live Precipitation Radar
Full Screen ViewBay Rosemont Live Doppler RadarMSC Dual-Pol
Bay Rosemont, ON • Lat: 44.55° N, Lon: 90.11° W • Sweep 10m
Bay Rosemont 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Bay Rosemont 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 Bay Rosemont, ON
What is the current temperature and conditions in Bay Rosemont?
As of today, the temperature in Bay Rosemont is 20.3°C with partly cloudy. The apparent temperature (feels like) is 21.3°C with relative humidity at 72%.
How does Wind Chill and Humidex affect Bay Rosemont?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 22 (Comfortable).
What is the Air Quality Health Index (AQHI) for Bay Rosemont?
The current AQHI for Bay Rosemont 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 Bay Rosemont 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.