Measurements:
°C
°F
Quebec
66°F
E 6 mph
Feels like: 66°F
Precip: 28%
World Resorts Canada Quebec Weather

Quebec Sea Water Temperature

Current Sea Water Temperature:
+74.8°F
Maximum Sea Water Temperature in August: 81.0°F
Minimum Sea Water Temperature in August: 59.4°F
Average water temperature in August: 71.6°F

Sea Water Temperature for the Last 10 Days:

August 19 74.8°F August 14 77.2°F
August 18 74.0°F August 13 76.8°F
August 17 76.6°F August 12 77.4°F
August 16 75.2°F August 11 76.8°F
August 15 76.2°F August 10 75.2°F

When is the Warmest Sea for Quebec?

According to our data for the last three years for Quebec the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2026 2025 2024

The average sea surface temperature in August 2026 for Quebec was 73.8°F. The maximum and minimum values were 66.2°F and 77.4°F respectively.

Sea Water Temperature in July

Select Year: 2026 2025 2024

The average sea surface temperature in July 2026 for Quebec was 73.6°F. The maximum and minimum values were 67.0°F and 79.6°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Quebec was 67.6°F. The maximum and minimum values were 64.6°F and 70.6°F respectively.

Best Time to Visit Quebec
The most sunny months:
July 13 days
September 12 days
August 12 days
The most warm months:
July 78.1 °F
August 75.6 °F
June 71.3 °F
Warmest sea temperature:
August 71.5 °F
July 71.4 °F
September 65.0 °F
The most cold months:
January 12.4 °F
February 15.1 °F
December 20.4 °F
The most rainy months:
June 6 days
August 5 days
October 5 days
The most windy months:
April 8 mph
March 8 mph
February 7 mph

Quebec on the Weather Map

24 Hours Weather Forecast
Quebec
Local time: 09:24
19 aug, wednesday
1200 74°F
E
8 mph
1500 68°F
NE
9 mph
1800 66°F
E
7 mph
2100 62°F
NE
4 mph
20 aug, thursday
0000 60°F
NE
4 mph
0300 56°F
NE
5 mph
0600 54°F
NE
4 mph
0900 60°F
NE
5 mph