September in Quebec City offers a transitional climate, bridging the summer’s warmth and the autumn’s crispness. Average daytime temperatures typically hover between 15 and 20 degrees Celsius (59-68 degrees Fahrenheit), while evenings can cool down considerably, sometimes dipping below 10 degrees Celsius (50 degrees Fahrenheit). This period experiences diminishing rainfall compared to summer, with clear, sunny days becoming increasingly frequent.
This time of year presents an ideal opportunity to experience the city’s charm without the peak summer crowds. The pleasant weather allows for comfortable exploration of historical sites, outdoor activities like hiking and cycling, and vibrant fall foliage begins to emerge in the surrounding landscapes. Historically, September marks the start of the harvest season in the region, influencing local festivals and culinary experiences.
