Ottawa
Canada
Long-term weather forecast
Long-term weather forecast
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October weather forecast and Climate
Ottawa, Canada

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A view of The Parliament Hill from the Ottawa River in Ottawa, Canada
A view of The Parliament Hill from the Ottawa River in Ottawa, Canada
  • The average high temperature in October: 12.7°C

The warmest month (with the highest average high temperature) is July (26.5°C).
The month with the lowest average high temperature is January (-5.8°C).

  • The average low temperature in October: 3.3°C

The month with the highest average low temperature is July (15.5°C).
The coldest month (with the lowest average low temperature) is January (-14.8°C).

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  • The average humidity in October: 61.6%

The month with the highest relative humidity is December (72.2%).
The month with the lowest relative humidity is May (49.9%).

  • The average rainfall in October: 82.2mm

The wettest month (with the highest rainfall) is June (92.8mm).
The driest month (with the lowest rainfall) is February (18.7mm).

  • The average rainfall days in October: 13.7 days

The month with the highest number of rainy days is October (13.7 days).
The month with the lowest number of rainy days is February (3.9 days).

  • The average snowfall in October: 37mm

The month with the highest snowfall is January (539mm).
Months with the lowest snowfall are June, July, August and September (0mm).

  • The average snowfall days in October: 1.1 days

The month with the highest number of snowfall days is January (16.1 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

  • The average daylight in October: 11h

The month with the longest days is June (Average daylight: 16h).
Months with shortest days are January and December (Average daylight: 9h).

  • The average sunshine in October: 4.8h

The month with most sunshine is July (Average sunshine: 9.7h).
The month with least sunshine is December (Average sunshine: 2.2h).

  • The average UV index in October: 3

The month with the highest UV index is June (UV index 8).
Months with the lowest UV index are January, November and December (UV index 1).

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