World Resorts Canada Niagara-on-the-Lake Weather

Niagara-on-the-Lake Sea Temperature in April

Average sea water temperature in April:
+40.5°F
Minimum sea water temperature in April: 45.7°F
Maximum sea water temperature in April: 35.2°F

Daily sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 37.8°F. The highest and lowest sea temperatures during the month were 41.9°F and 35.2°F.

Monthly sea water temperature in Niagara-on-the-Lake, °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 Niagara-on-the-Lake

Sunniest months:
September 14 days
August 12 days
July 12 days
Warmest months:
July 78.2 °F
August 77.0 °F
June 72.6 °F
Warmest sea temp:
August 74.1 °F
July 73.2 °F
September 69.6 °F
Coldest months:
January 30.0 °F
February 30.4 °F
December 37.1 °F
Rainiest months:
July 3 days
April 3 days
October 2 days
Windiest months:
February 11.9 mph
November 11.8 mph
January 11.6 mph

Niagara-on-the-Lake on a weather map

Niagara-on-the-Lake
+32°F
E 23 mph
Feels like: +21°F
Precip.: 65%
Places in Canada:
Name
°F
+39°F
+39°F
+5°F
+55°F
-15°F
+43°F
+39°F
+43°F
+32°F
+39°F
+54°F
+41°F
+46°F
+34°F
24 Hours Forecast
Niagara-on-the-Lake
Local time: 15:13
December 19, friday
1800
28°F
E
27 mph
2100
25°F
E
25 mph
December 20, saturday
0000
25°F
E
21 mph
0300
25°F
E
14 mph
0600
25°F
E
9 mph
0900
27°F
NE
6 mph
1200
30°F
N
14 mph
1500
32°F
N
15 mph
Units of measurement: °C / °F