Temperature in Ontario in May
Ontario is a region in Canada. May in has maximum daytime temperatures ranging from low in Schreiber with 9°C to pleasant temperatures in Kemptville with 21°C. Nighttime temperatures generally drop to 8°C in Kemptville and 3°C in Schreiber.
What is the temperature of the different cities in Ontario in May?
Discover the typical May temperatures for the most popular locations of Ontario on the map below. Detailed insights are just a click away.
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Select a Month of Interest
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Canada, check out our Ontario's climate page.
Interested in more climate information?
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.