Rock Catharines
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Rock Catharines Live Precipitation Radar
Full Screen ViewRock Catharines Live Doppler RadarMSC Dual-Pol
Rock Catharines, ON • Lat: 43.13° N, Lon: 89.38° W • Sweep 10m
Rock Catharines 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Rock Catharines 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 Rock Catharines, ON
What is the current temperature and conditions in Rock Catharines?
As of today, the temperature in Rock Catharines is 19.6°C with partly cloudy. The apparent temperature (feels like) is 20.2°C with relative humidity at 81%.
How does Wind Chill and Humidex affect Rock Catharines?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 20 (Comfortable).
What is the Air Quality Health Index (AQHI) for Rock Catharines?
The current AQHI for Rock Catharines 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 Rock Catharines 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.