Grove Alliston
Ideal air quality for outdoor activities.
Grove Alliston Live Precipitation Radar
Full Screen ViewGrove Alliston Live Doppler RadarMSC Dual-Pol
Grove Alliston, ON • Lat: 50.58° N, Lon: 85.07° W • Sweep 10m
Grove Alliston 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Grove Alliston 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 Grove Alliston, ON
What is the current temperature and conditions in Grove Alliston?
As of today, the temperature in Grove Alliston is 14°C with mainly sunny. The apparent temperature (feels like) is 12°C with relative humidity at 65%.
How does Wind Chill and Humidex affect Grove Alliston?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 14 (Comfortable).
What is the Air Quality Health Index (AQHI) for Grove Alliston?
The current AQHI for Grove Alliston is 2 (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 Grove Alliston 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.