World Resorts Canada Montreal Weather

Montreal Sea Temperature in May

Average sea water temperature in May:
+53.6°F
Minimum sea water temperature in May: 69.1°F
Maximum sea water temperature in May: 32.0°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 56.3°F. The highest and lowest sea temperatures during the month were 63.1°F and 52.5°F.

Monthly sea water temperature in Montreal, °F

Which Canada resorts have warmest sea in May?

Place name May 2026 May 2025
Surrey 57.7°F 56.6°F
Nanaimo 57.3°F 54.8°F
North Vancouver 56.6°F 55.9°F
Vancouver 56.5°F 55.7°F
Montreal 56.3°F 56.6°F
Windsor 53.7°F 55.6°F
Tofino 52.6°F 52.0°F
Quebec 49.9°F 48.0°F
Victoria 49.9°F 48.9°F
Niagara Falls 49.3°F 48.9°F
Kingston 47.5°F 48.0°F
Summerside 46.7°F 47.2°F
Charlottetown 46.4°F 45.5°F
Lunenburg 46.3°F 46.2°F
Niagara-on-the-Lake 46.3°F 48.1°F
Barrie 45.4°F 45.2°F
Moncton 45.2°F 45.0°F
Prince Edward Island 44.7°F 43.4°F
Hamilton 44.5°F 47.0°F
Halifax 44.4°F 45.2°F

Best time for vacation in Montreal

Sunniest months:
July 14 days
August 14 days
June 13 days
Warmest months:
July 79.3 °F
August 77.3 °F
June 72.9 °F
Warmest sea temp:
July 71.9 °F
August 71.8 °F
September 66.7 °F
Coldest months:
January 19.6 °F
February 22.1 °F
December 27.5 °F
Rainiest months:
June 5 days
May 5 days
July 5 days
Windiest months:
April 9.6 mph
March 9.1 mph
February 8.9 mph

Montreal on a weather map

Montreal
+82°F
NE 5 mph
Feels like: +88°F
Precip.: 7%
Places in Canada:
Name
°F
+77°F
+66°F
+66°F
+68°F
+90°F
+54°F
+84°F
+82°F
+91°F
+86°F
+75°F
+77°F
+84°F
+86°F
24 Hours Forecast
Montreal
Local time: 11:27
August 06, thursday
1200
82°F
NE
5 mph
1500
86°F
NE
6 mph
1800
84°F
NE
6 mph
2100
75°F
NE
5 mph
August 07, friday
0000
73°F
NE
4 mph
0300
72°F
NE
5 mph
0600
68°F
NE
6 mph
0900
75°F
NE
6 mph
Units of measurement: °C / °F