With a population of around 14,800, Summerside sits in Prince Edward Island, Canada. The city operates in the America/Halifax time zone.
In 2025, Summerside averaged an annual temperature of 45°F, with hottest temperatures reaching 90°F in August and lowest around -1°F in February. The city received approximately 39 inches of precipitation during the year.
View historical weather for Summerside · More cities in Prince Edward Island