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Québec in September

Find out everything about the water temperature in Québec in September. Average, minimum and maximum recorded temperatures as well as daily temperature in September for the last two years. Compare the current month's water temperature data with other months of the year.
Water temperature in September
Minimum:

52.3 °F

Average:

63.7 °F

Maximum:

75.3 °F

Water temperature in Québec in September

In the city of Québec, the month of September is somewhat too cool for swimming. The minimum recorded temperature during this month was 52.3°F on September 21, 2014, with an average temperature being 63.7°F and a maximum temperature reaching 75.3°F on September 1, 2021.

Most people would find such water temperature somewhat too cold for swimming. Throughout the month of September, the water temperature gradually gets colder. Starting with an average temperature of 66.4°F at the beginning of the month, it steadily decreases to around 61.9°F by the end.
Date 10 years average 2024 2023
Sep 1 67.9°F 68.5°F 69.6°F
Sep 2 67.2°F 68.5°F 68.8°F
Sep 3 66.9°F 68.9°F 70.1°F
Sep 4 66.8°F 69.5°F 69.2°F
Sep 5 66.7°F 68.1°F 69.5°F
Sep 6 66.6°F 68.2°F 71.8°F
Sep 7 65.9°F 67.5°F 71.0°F
Sep 8 66.0°F 68.3°F 72.0°F
Sep 9 65.4°F 67.1°F 71.3°F
Sep 10 64.7°F 66.0°F 70.0°F
Sep 11 64.4°F 66.0°F 71.7°F
Sep 12 63.6°F 65.4°F 71.0°F
Sep 13 63.2°F 64.2°F 68.5°F
Sep 14 62.8°F 64.4°F 66.9°F
Sep 15 62.8°F 63.2°F 67.6°F
Sep 16 62.4°F 64.3°F 67.2°F
Sep 17 62.3°F 67.4°F 66.8°F
Sep 18 62.3°F 67.5°F 67.7°F
Sep 19 62.0°F 67.6°F 66.8°F
Sep 20 61.7°F 67.8°F 66.1°F
Sep 21 61.7°F 67.7°F 66.1°F
Sep 22 61.8°F 66.3°F 64.9°F
Sep 23 62.3°F 67.2°F 65.5°F
Sep 24 62.0°F 66.2°F 65.0°F
Sep 25 62.1°F 65.9°F 64.4°F
Sep 26 62.2°F 65.7°F 65.9°F
Sep 27 62.1°F 65.1°F 65.3°F
Sep 28 62.1°F 65.7°F 65.0°F
Sep 29 61.5°F 64.6°F 64.0°F
Sep 30 61.0°F 63.8°F 63.4°F

Water temperature in Québec by month

In an average year, Québec offers no days when the water temperature is warm enough to swim comfortably. The warmest water in Québec was recorded on July 14, 2018, reaching a 78.3°F. While the coldest temperature occurred on January 1, 2022, dipping to 32.0°F. The average readings by season are 34.0°F in Winter, 40.1°F in Spring, 66.8°F in Summer, and 55.2°F in Autumn. September's average temperature is a slight drop from August's average of 69.2°F. In October, the temperature is expected to decrease further, potentially averaging around 56.3°F.