Oshawa
Ideal air quality for outdoor Canadian activities and sports.
Oshawa Live Precipitation Radar
Full Screen ViewOshawa Live Doppler RadarMSC Dual-Pol
Oshawa, ON • Lat: 43.90° N, Lon: 78.87° W • Sweep 10m
Oshawa 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Oshawa 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 Oshawa, ON
What is the current temperature and conditions in Oshawa?
As of today, the temperature in Oshawa is 20.3°C with overcast. The apparent temperature (feels like) is 21.5°C with relative humidity at 81%.
How does Wind Chill and Humidex affect Oshawa?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 23 (Comfortable).
What is the Air Quality Health Index (AQHI) for Oshawa?
The current AQHI for Oshawa is 3 (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 Oshawa 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.