Doon South is a city of approximately 11,500 people in Ontario, Canada. Located in the Eastern Time Zone at 43.4°N latitude.
In 2025, Doon South averaged an annual temperature of 46°F, with hottest temperatures reaching 95°F in June and lowest around -9°F in January. The city received approximately 31 inches of precipitation during the year.
View historical weather for Doon South · More cities in Ontario