Sainte Marthe sur le Lac is a city of approximately 11,300 people in Quebec, Canada. Located in the Eastern Time Zone at 45.5°N latitude.
In 2025, Sainte Marthe sur le Lac averaged an annual temperature of 44°F, with hottest temperatures reaching 93°F in June and lowest around -13°F in February. The city received approximately 38 inches of precipitation during the year.
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