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Ontario weather by month
Check out Ontario weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.
Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
---|---|---|---|---|---|---|---|---|---|---|---|---|
Maximum daytime temperature °C | ||||||||||||
Hours of sunshine (daily) | ||||||||||||
Days with some rainfall | ||||||||||||
Sea temperature °C |
More about Ontario
Ontario by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Ontario
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The climate guide for Ontario (Toronto) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Top Ontario destinations
Below are average maximum temperatures at popular destinations in Ontario for next month - April. Select a destination to see the climate guide for all months of the year.
All Ontario destinations
- Hamilton
- Kenora
- Kingston
- Moosonee
- Niagara Falls
- North Bay
- Ottawa
- Peawanuk
- Sault Ste. Marie
- Sudbury
- Thunder Bay
- Timmins
- Toronto
- Windsor
Metric (°C / mm) | Imperial (°F / inches)
Tropical storm risk: Ontario, Canada hurricane season
More about Canada
Compare Ontario with the USA
Below the Ontario chart shows average maximum daytime temperature for Ontario, Canada (Toronto) and the USA (Washington).
Maximum daytime temperature (°C)
Metric (°C / mm) | Imperial (°F / inches)
Compare more Ontario weather >>
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