Roncesvalles, in Ontario, Canada, is home to roughly 15,000 people in the Eastern Time Zone at 43.6°N latitude.
In 2025, Roncesvalles averaged an annual temperature of 48°F, with hottest temperatures reaching 97°F in June and lowest around -4°F in March. The city received approximately 32 inches of precipitation during the year.
View historical weather for Roncesvalles · More cities in Ontario