Niagara
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Niagara Live Precipitation Radar
Full Screen ViewNiagara Live Doppler RadarMSC Dual-Pol
Niagara, ON • Lat: 51.80° N, Lon: 90.86° W • Sweep 10m
Niagara 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Niagara 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 Niagara, ON
What is the current temperature and conditions in Niagara?
As of today, the temperature in Niagara is 9.2°C with overcast. The apparent temperature (feels like) is 4.6°C with relative humidity at 61%.
How does Wind Chill and Humidex affect Niagara?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 9 (Comfortable).
What is the Air Quality Health Index (AQHI) for Niagara?
The current AQHI for Niagara 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 Niagara 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.