Grand Perthmere
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Grand Perthmere Live Precipitation Radar
Full Screen ViewGrand Perthmere Live Doppler RadarMSC Dual-Pol
Grand Perthmere, ON • Lat: 49.92° N, Lon: 93.76° W • Sweep 10m
Grand Perthmere 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Grand Perthmere 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 Grand Perthmere, ON
What is the current temperature and conditions in Grand Perthmere?
As of today, the temperature in Grand Perthmere is 14°C with mainly sunny. The apparent temperature (feels like) is 11.1°C with relative humidity at 62%.
How does Wind Chill and Humidex affect Grand Perthmere?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 14 (Comfortable).
What is the Air Quality Health Index (AQHI) for Grand Perthmere?
The current AQHI for Grand Perthmere 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 Grand Perthmere 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.