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Ontario weather in October 2023
- 1414°C max day temperature
- 1111 days with some rainfall
- 66°C min night temperature
- 1111 hours of daylight per day
- 0No heat & humidity
- 6363 mm of monthly rainfall
- 33 (Moderate) UV index
- 1414°C sea temperature
Below are average maximum temperatures at popular destinations in Ontario in October. Select a destination to see more weather parameters.
Recommended for Ontario
The October weather guide for Ontario (Toronto) 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.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
More about Canada
How warm is it in Ontario in October?
Daytime temperatures usually reach 14°C in Toronto, Ontario in October, falling to 6°C at night.
How sunny is it in Ontario in October?
There are normally 5 hours of bright sunshine each day in Toronto, Ontario in October - that's 42% of daylight hours.
How warm is the sea around Ontario in October?
The average sea temperature around Toronto, Ontario in October is 14°C.
Does it rain in Ontario in October?
There are usually 11 days with some rain in Toronto, Ontario in October and the average monthly rainfall is 63mm.
Ontario October sunrise & sunset times
Browse the sunrise and sunset times for Ontario in October 2023. Select a month to view Ontario sunrise and sunset times for the next 12 months. The Ontario sunrise and sunset times shown below are for Toronto.
|Date||Sunrise times||Sunset times|
|Sunday, 1st October 2023||07:15||18:59|
|Monday, 16th October 2023||07:33||18:33|
|Tuesday, 31st October 2023||07:52||18:10|
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