World Resorts Canada Hamilton Weather

Hamilton Sea Temperature in April

Average sea water temperature in April:
+39.9°F
Minimum sea water temperature in April: 45.1°F
Maximum sea water temperature in April: 37.0°F

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 39.4°F. The highest and lowest sea temperatures during the month were 42.6°F and 37.4°F.

Monthly sea water temperature in Hamilton, °F

Which Canada resorts have warmest sea in April?

Place name April 2025 April 2024
Surrey 51.4°F 50.4°F
Nanaimo 49.8°F 49.1°F
Tofino 49.5°F 49.7°F
North Vancouver 49.4°F 49.2°F
Vancouver 49.3°F 49.1°F
Victoria 47.5°F 48.0°F
Windsor 44.0°F 46.2°F
Oshawa 39.6°F 40.9°F
Montreal 39.5°F 42.8°F
Hamilton 39.4°F 40.8°F
Mississauga 39.2°F 41.2°F
Saint Andrews 39.0°F 41.0°F
Kingston 38.8°F 40.9°F
Toronto 38.8°F 40.8°F
Lunenburg 38.5°F 40.1°F
Niagara-on-the-Lake 37.8°F 41.6°F
Niagara Falls 37.8°F 39.8°F
Halifax 37.5°F 39.3°F
Summerside 37.2°F 39.3°F
Saint John 37.1°F 39.2°F

Best time for vacation in Hamilton

Sunniest months:
September 15 days
August 14 days
July 13 days
Warmest months:
July 79.0 °F
August 77.6 °F
June 73.1 °F
Warmest sea temp:
August 71.3 °F
July 69.2 °F
September 67.7 °F
Coldest months:
January 29.3 °F
February 29.9 °F
December 36.4 °F
Rainiest months:
April 3 days
July 2 days
June 2 days
Windiest months:
November 10.6 mph
February 10.5 mph
March 10.4 mph

Hamilton on a weather map

Hamilton
+16°F
N 4 mph
Feels like: +7°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
Hamilton
Local time: 05:35
December 05, friday
0600
16°F
N
4 mph
0900
19°F
N
4 mph
1200
27°F
NE
11 mph
1500
30°F
NE
11 mph
1800
30°F
NE
9 mph
2100
30°F
NE
11 mph
December 06, saturday
0000
30°F
NE
10 mph
0300
32°F
NE
12 mph
Units of measurement: °C / °F