Old Cornwallmere
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Old Cornwallmere Live Precipitation Radar
Full Screen ViewOld Cornwallmere Live Doppler RadarMSC Dual-Pol
Old Cornwallmere, ON • Lat: 48.69° N, Lon: 80.38° W • Sweep 10m
Old Cornwallmere 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Old Cornwallmere 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 Old Cornwallmere, ON
What is the current temperature and conditions in Old Cornwallmere?
As of today, the temperature in Old Cornwallmere is 17°C with clear sky. The apparent temperature (feels like) is 15.2°C with relative humidity at 58%.
How does Wind Chill and Humidex affect Old Cornwallmere?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 17 (Comfortable).
What is the Air Quality Health Index (AQHI) for Old Cornwallmere?
The current AQHI for Old Cornwallmere 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 Old Cornwallmere 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.