Waterloo Sector 20
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Waterloo Sector 20 Live Precipitation Radar
Full Screen ViewWaterloo Sector 20 Live Doppler RadarMSC Dual-Pol
Waterloo Sector 20, ON • Lat: 42.39° N, Lon: 86.03° W • Sweep 10m
Waterloo Sector 20 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Waterloo Sector 20 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 Waterloo Sector 20, ON
What is the current temperature and conditions in Waterloo Sector 20?
As of today, the temperature in Waterloo Sector 20 is 20.9°C with overcast. The apparent temperature (feels like) is 23.7°C with relative humidity at 95%.
How does Wind Chill and Humidex affect Waterloo Sector 20?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 27 (Comfortable).
What is the Air Quality Health Index (AQHI) for Waterloo Sector 20?
The current AQHI for Waterloo Sector 20 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 Waterloo Sector 20 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.