Ontario Weather Averages
Select a link for the average weather, by month or year, in cities, towns and parks throughout Ontario. The links take you to data for normal temperatures, precipitation, snowfall and sunshine.
Farther down the page you'll find links to in-depth weather information for Toronto, Ottawa, Windsor and many other places in the province.
In-depth Weather Information
- Toronto Snowfall Totals and Snow Accumulation Averages
- Ottawa Temperatures: Averages by Month
- Recent Weather in Toronto
When, how much and how often Toronto, ON has snow — with monthly and yearly averages for total days and amount of snowfall, snow accumulation, heavy snowstorms and first snowfall.
Snowfall and snow accumulation averages for: BarrieBrantfordGuelphHamiltonKingstonKitchenerLondonOshawaOttawaPeterboroughSt. CatharinesSudburyThunder BayWindsor
Detailed temperature information for Ottawa with data on average monthly highs and lows plus number of days with hot or cold weather.
Temperatures for each month at: BarrieBrantfordGuelphHamiltonKingstonKitchenerLondonOshawaPeterboroughSt. CatharinesSudburyThunder BayTorontoWindsor
Average high and low temperatures, total snowfall and precipitation for each year since 2010.
Recent weather for: Ottawa