Ontario weather averages

Check Ontario weather averages before you book your next holiday in 2018/2019. Today's maximum temperature in Ontario is expected to be -5°C, while the average maximum temperature in January is -2°C. The holiday weather guide shown above is for Toronto.

More about Ontario

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Tropical storm risk: Ontario, Canada hurricane season

% of month affected by tropical storms
0
0
0
0
0
<1%
<1%
<1%
1%
<1%
0
0
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

The Ontario, Canada tropical storm risk chart above shows the hurricane season for Toronto, Ontario, Canada.

More about tropical storms

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Ontario holiday weather averages by month

Check Ontario holiday weather averages for a particular month by selecting from the list below. Monthly weather guides include figures for temperature, rainfall, sunshine hours and sea temperature plus daily sunrise & sunset times.

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Compare Ontario weather with the USA

Below the Ontario weather chart shows maximum daytime temperature for Ontario, Canada (Toronto) and the USA (Washington). For more weather parameters or to change the destinations shown visit the comparison weather tool.

Maximum daytime temperature (°C)

Ontario, Canada (Toronto)
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C / mm)  |  Imperial (°F / inches)

Compare more Ontario weather >>

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Popular Ontario destinations

More Ontario destinations

All destinations (A to Z)

Can't see your chosen destination? Use our A to Z search to find your required the holiday weather guide:

A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  W  X  Y  Z  

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