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Ontario weather in May 2022
- 1818°C max day temperature
- 1111 days with some rainfall
- 88°C min night temperature
- 1515 hours of daylight per day
- 0No heat & humidity
- 6969 mm of monthly rainfall
- 77 (High) UV index
- 77°C sea temperature
Below are average maximum temperatures at popular destinations in Ontario in May. Select a destination to see more weather parameters.
Recommended for Ontario
The May 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.
Metric (°C / mm) | Imperial (°F / inches)
More about Canada
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 May sunrise & sunset times
Browse the sunrise and sunset times for Ontario in May 2022. 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 May 2022||06:10||20:20|
|Monday, 16th May 2022||05:51||20:37|
|Tuesday, 31st May 2022||05:39||20:52|
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