Measurements:
°C
°F
Montreal
2°F
N 1 mph
Feels like: 2°F
Precip: 0%
World Resorts Canada Montreal Weather

Montreal Sea Water Temperature

Current Sea Water Temperature:
+37.0°F
Maximum Sea Water Temperature in December: 49.0°F
Minimum Sea Water Temperature in December: 35.2°F
Average water temperature in December: 41.7°F

Sea Water Temperature for the Last 10 Days:

December 25 37.0°F December 20 39.6°F
December 24 37.6°F December 19 39.6°F
December 23 38.4°F December 18 39.6°F
December 22 39.0°F December 17 39.4°F
December 21 39.6°F December 16 39.4°F

When is the Warmest Sea for Montreal?

According to our data for the last three years for Montreal 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: 2024 2023 2022

The average sea surface temperature in August 2024 for Montreal was 77.3°F. The maximum and minimum values were 72.2°F and 83.0°F respectively.

Sea Water Temperature in July

Select Year: 2024 2023 2022

The average sea surface temperature in July 2024 for Montreal was 78.1°F. The maximum and minimum values were 73.4°F and 81.4°F respectively.

Sea Water Temperature in September

Select Year: 2024 2023 2022

The average sea surface temperature in September 2024 for Montreal was 70.6°F. The maximum and minimum values were 66.6°F and 73.0°F respectively.

Best Time to Visit Montreal
The most sunny months:
July 14 days
August 14 days
September 12 days
The most warm months:
July 82.1 °F
August 80.1 °F
June 75.0 °F
Warmest sea temperature:
August 74.0 °F
July 73.8 °F
September 68.5 °F
The most cold months:
January 16.2 °F
February 19.2 °F
December 25.5 °F
The most rainy months:
May 6 days
July 6 days
June 5 days
The most windy months:
April 9 mph
March 9 mph
February 9 mph

Montreal on the Weather Map

24 Hours Weather Forecast
Montreal
Local time: 00:00
26 dec, thursday
0300 -2°F
E
2 mph
0600 -2°F
NE
2 mph
0900 -2°F
N
2 mph
1200 6°F
NE
3 mph
1500 12°F
E
1 mph
1800 12°F
N
2 mph
2100 12°F
NW
2 mph
27 dec, friday
0000 10°F
NW
1 mph