This data the coastal Quebec City water temperature today, tomorrow and the upcoming days. Besides, you can also get information about the weather and surf forecast, as well as the data on sunrise / sunset and moonrise / moonset at a given point on any given day.
Water temperature in Quebec City today is 19.6°C. Based on our historical data over a period of ten years, the warmest water in this day in Quebec City was recorded in 2012 and was 22.3°C, and the coldest was recorded in 2013 at 14.8°C. Water temperature in Quebec City is expected to drop to 16.2°C in the next 10 days. September average water temperature in Quebec City is 17°C, the minimum temperature is 11.3°C, and the maximum is 23.3°C.
The swimming season in Quebec City lasts from July to August. During those months, Quebec City water temperature does not drop below 20°C and therefore suitable for comfortable swimming. The average water temperature in Quebec City in winter reaches 1.1°C, in spring 4.6°C, in summer the average temperature rises to 18.9°C, and in autumn it is 12.4°C.
5 September 2025 |
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today temp |
19.6°C |
4 September 2025 |
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yesterday temp |
19.9°C |
Another important indicators for a comfortable holiday on the beach are the presence and height of the waves, as well as the speed and direction of the wind. Please find below data on the swell size for Quebec City. We calculate the swell size based on the mean wave height (trough to crest) of each third highest wave. For more information on surf forecasts for the next ten days, please visit sea state forecast Quebec City. Data in table shown for 6 September 2025, time in GMT 0 format (you can change the time zone on the sea state forecast page)
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
0' 5" | 0' 6" | 0' 3" | 0' 2" |
0.13 m | 0.16 m | 0.08 m | 0.04 m |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
0' 3" | 0' 11" | 0' 6" | 0' 3" |
0.07 m | 0.27 m | 0.16 m | 0.07 m |
Data in a table show Quebec City temperature today (6 September 2025). For more information and forecast for a few days, go to the weather forecast Quebec City.
0-3 h | 3-6 h | 6-9 h | 9-12 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
18.1°C | 15.2°C | 14.9°C | 14.5°C |
12-15 h | 15-18 h | 18-21 h | 21-24 h |
---|---|---|---|
![]() | ![]() | ![]() | ![]() |
18.2°C | 22.7°C | 22°C | 20.5°C |
You may also be interested in other sections of our site for Quebec City: Sunrise and Sunset, Tides
These figures shows the average, minimum and maximum monthly water temperature in Quebec City. In addition to the table values, the graph below displays of changes average surface temperature during the year. Values are calculated based on the data over the past 10 years. Using them, you can check the water temperature in Quebec City on any day of this period that interests you. Click on the month link and you will see a table for each day, or alternatively you can view the temperature curve of the month and select 2 different years you want to compare, either in a table or as a curve
Month | Avr | Min | Max | |
---|---|---|---|---|
January | 0.7°C | -1.5°C | 3.8°C | cold |
Water temperature in Quebec City in January | ||||
February | 0.5°C | -1.8°C | 2.4°C | cold |
Water temperature in Quebec City in February | ||||
March | 0.8°C | -1.8°C | 3.8°C | cold |
Water temperature in Quebec City in March | ||||
April | 3.7°C | -0.6°C | 8.6°C | cold |
Water temperature in Quebec City in April | ||||
May | 9.2°C | 2.7°C | 16.4°C | cold |
Water temperature in Quebec City in May | ||||
June | 16.2°C | 7.7°C | 22.5°C | cold |
Water temperature in Quebec City in June | ||||
July | 20.1°C | 12.9°C | 24.7°C | warm |
Water temperature in Quebec City in July | ||||
August | 20.3°C | 14.7°C | 25.5°C | warm |
Water temperature in Quebec City in August | ||||
September | 17°C | 11.3°C | 23.3°C | cold |
Water temperature in Quebec City in September | ||||
October | 12.9°C | 8.6°C | 18.3°C | cold |
Water temperature in Quebec City in October | ||||
November | 7.2°C | 2.3°C | 12.1°C | cold |
Water temperature in Quebec City in November | ||||
December | 2.1°C | -1.9°C | 6.5°C | cold |
Water temperature in Quebec City in December |