With a population of around 10,100, Penetanguishene sits in Ontario, Canada. The city operates in the Eastern Time Zone.
In 2025, Penetanguishene averaged an annual temperature of 45°F, with hottest temperatures reaching 93°F in July and lowest around -8°F in January. The city received approximately 41 inches of precipitation during the year.
View historical weather for Penetanguishene · More cities in Ontario