World Resorts Canada Hamilton Weather

Hamilton Sea Temperature in May

Average sea water temperature in May:
+47.2°F
Minimum sea water temperature in May: 60.3°F
Maximum sea water temperature in May: 40.6°F

Daily sea water temperature in May, °F

Show year:
2026
2025
2024

The average sea water temperature in May of 2026 was 44.5°F. The highest and lowest sea temperatures during the month were 51.3°F and 40.6°F.

Monthly sea water temperature in Hamilton, °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 Hamilton

Sunniest months:
September 15 days
July 15 days
August 14 days
Warmest months:
July 79.9 °F
August 77.6 °F
June 73.6 °F
Warmest sea temp:
August 71.3 °F
July 68.9 °F
September 67.7 °F
Coldest months:
January 28.8 °F
February 29.8 °F
December 35.4 °F
Rainiest months:
April 2 days
July 2 days
June 2 days
Windiest months:
December 10.6 mph
November 10.6 mph
January 10.5 mph

Hamilton on a weather map

Hamilton
+90°F
NE 6 mph
Feels like: +97°F
Precip.: 3%
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
Hamilton
Local time: 11:25
August 06, thursday
1200
90°F
NE
6 mph
1500
82°F
E
8 mph
1800
79°F
SE
9 mph
2100
72°F
E
5 mph
August 07, friday
0000
72°F
E
4 mph
0300
70°F
E
4 mph
0600
66°F
E
3 mph
0900
73°F
N
2 mph
Units of measurement: °C / °F