Rock Bolton
No need to modify usual outdoor activities unless you experience symptoms such as coughing or throat irritation.
Rock Bolton Live Precipitation Radar
Full Screen ViewRock Bolton Live Doppler RadarMSC Dual-Pol
Rock Bolton, ON • Lat: 43.44° N, Lon: 82.51° W • Sweep 10m
Rock Bolton 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Rock Bolton 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 Bolton, ON
What is the current temperature and conditions in Rock Bolton?
As of today, the temperature in Rock Bolton is 18.9°C with partly cloudy. The apparent temperature (feels like) is 19°C with relative humidity at 66%.
How does Wind Chill and Humidex affect Rock Bolton?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 19 (Comfortable).
What is the Air Quality Health Index (AQHI) for Rock Bolton?
The current AQHI for Rock Bolton 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 Bolton 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.