World Resorts Canada Montreal Weather

Montreal Sea Temperature in May

Average sea water temperature in May:
+53.4°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:
2025
2024
2023

The average sea water temperature in May of 2025 was 56.6°F. The highest and lowest sea temperatures during the month were 61.3°F and 51.6°F.

Monthly sea water temperature in Montreal, °F

Which Canada resorts have warmest sea in May?

Place name May 2025 May 2024
Montreal 56.6°F 60.4°F
Surrey 56.6°F 55.1°F
North Vancouver 55.9°F 54.1°F
Vancouver 55.7°F 54.1°F
Windsor 55.6°F 56.7°F
Nanaimo 54.8°F 53.9°F
Tofino 52.0°F 51.7°F
Victoria 48.9°F 49.0°F
Niagara Falls 48.9°F 54.2°F
Niagara-on-the-Lake 48.1°F 53.2°F
Kingston 48.0°F 53.4°F
Quebec 48.0°F 51.2°F
Summerside 47.2°F 47.3°F
Hamilton 47.0°F 51.7°F
Lunenburg 46.2°F 46.8°F
Charlottetown 45.5°F 47.1°F
Mississauga 45.3°F 50.9°F
Barrie 45.2°F 51.2°F
Halifax 45.2°F 44.6°F
Moncton 45.0°F 45.7°F

Best time for vacation in Montreal

Sunniest months:
July 14 days
August 14 days
June 12 days
Warmest months:
July 79.2 °F
August 77.3 °F
June 72.8 °F
Warmest sea temp:
August 71.8 °F
July 71.7 °F
September 66.7 °F
Coldest months:
January 19.7 °F
February 22.1 °F
December 27.9 °F
Rainiest months:
June 5 days
May 5 days
July 5 days
Windiest months:
April 9.6 mph
March 9.1 mph
February 9.0 mph

Montreal on a weather map

Montreal
+3°F
NE 5 mph
Feels like: -6°F
Precip.: 0%
Places in Canada:
Name
°F
+41°F
+45°F
+12°F
+12°F
-8°F
+7°F
-2°F
+3°F
+12°F
-6°F
+25°F
+36°F
+21°F
+16°F
24 Hours Forecast
Montreal
Local time: 05:33
December 05, friday
0600
3°F
NE
5 mph
0900
9°F
N
6 mph
1200
14°F
N
6 mph
1500
19°F
NE
6 mph
1800
18°F
N
4 mph
2100
16°F
N
4 mph
December 06, saturday
0000
16°F
N
5 mph
0300
16°F
N
6 mph
Units of measurement: °C / °F