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Ontario weather in May 2021
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Below are average maximum temperatures at popular destinations in Ontario in May. Select a destination to see more weather parameters.
The May weather guide for 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.
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How hot is it in Ontario in May?
Daytime temperatures usually reach 18°C in Toronto, Ontario in May, falling to 8°C at night.
How sunny is it in Ontario in May?
There are normally 7 hours of bright sunshine each day in Toronto, Ontario in May - that's 50% of daylight hours.
Is the sea cold around Ontario in May?
The average sea temperature around Toronto, Ontario in May is 7°C.
Does it rain in Ontario in May?
There are usually 11 days with some rain in Toronto, Ontario in May and the average monthly rainfall is 69mm.
Ontario sunrise & sunset times for May 2021
Browse the sunrise & sunset times for Ontario in May 2021. Select a month to view Ontario sunrise & sunset times for the next twelve months. The Ontario sunrise & sunset times shown below are for Toronto.
|Date||Sunrise times||Sunset times|
|Saturday, 1st May 2021||06:09||20:20|
|Sunday, 16th May 2021||05:51||20:38|
|Monday, 31st May 2021||05:39||20:52|
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Metric (°C / mm) | Imperial (°F / inches)
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