Arnprior Sector 21
Ideal air quality for outdoor Canadian activities and sports.
Arnprior Sector 21 Live Precipitation Radar
Full Screen ViewArnprior Sector 21 Live Doppler RadarMSC Dual-Pol
Arnprior Sector 21, ON • Lat: 42.20° N, Lon: 93.16° W • Sweep 10m
Arnprior Sector 21 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Arnprior Sector 21 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 Arnprior Sector 21, ON
What is the current temperature and conditions in Arnprior Sector 21?
As of today, the temperature in Arnprior Sector 21 is 21.7°C with overcast. The apparent temperature (feels like) is 25.9°C with relative humidity at 96%.
How does Wind Chill and Humidex affect Arnprior Sector 21?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 28 (Comfortable).
What is the Air Quality Health Index (AQHI) for Arnprior Sector 21?
The current AQHI for Arnprior Sector 21 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 Arnprior Sector 21 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.