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Ottawa weather in October 2021
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- 1313°C max day temperature
- 1212 days with some rainfall
- 44°C min night temperature
- 1111 hours of daylight per day
- 0No heat & humidity
- 7171 mm of monthly rainfall
- 33 (Moderate) UV index
Recommended for Ontario
The October weather guide for Ottawa, Ontario shows long term 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.
How warm is it in Ottawa in October?
Daytime temperatures usually reach 13°C in Ottawa in October, falling to 4°C at night.
How sunny is it in Ottawa in October?
There are normally 4 hours of bright sunshine each day in Ottawa in October - that's 40% of daylight hours.
Does it rain in Ottawa in October?
There are usually 12 days with some rain in Ottawa in October and the average monthly rainfall is 71mm.
Metric (°C / mm) | Imperial (°F / inches)
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Ottawa sunrise & sunset times for October 2021
Browse the sunrise & sunset times for Ottawa in October 2021. Select a month to view Ottawa sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Friday, 1st October 2021||07:01||18:43|
|Saturday, 16th October 2021||07:21||18:15|
|Sunday, 31st October 2021||07:41||17:51|
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Where is warm in Ontario in October for 2021/2022?
Below are average maximum temperatures at popular destinations in Ontario in October. Select a destination to see more weather parameters.
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