Ottawa weather averages

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The weather for Ottawa, Ontario shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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

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Tropical storm risk: Ottawa, Canada hurricane season

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

The Ottawa, Canada tropical storm risk chart above shows the hurricane season. The chart was processed from data supplied by the US Meteorological Agency (NOAA). Find out more about our data sources.

More about tropical storms

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Discover more about Canada

Compare Ottawa weather with the USA

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

Maximum daytime temperature (°C)

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

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

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Popular Ontario destinations

Below are the temperatures expected today at popular destinations in Ontario. Select a destination to compare today's forecast with average weather conditions.

More Ontario destinations >>

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