Arnprior
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Arnprior Live Precipitation Radar
Full Screen ViewArnprior Live Doppler RadarMSC Dual-Pol
Arnprior, ON • Lat: 47.89° N, Lon: 92.52° W • Sweep 10m
Arnprior 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Arnprior 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, ON
What is the current temperature and conditions in Arnprior?
As of today, the temperature in Arnprior is 15.8°C with overcast. The apparent temperature (feels like) is 15.5°C with relative humidity at 78%.
How does Wind Chill and Humidex affect Arnprior?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 16 (Comfortable).
What is the Air Quality Health Index (AQHI) for Arnprior?
The current AQHI for Arnprior 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 Arnprior 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.