Average sea water temperature in April:
+40.3°F
| Minimum sea water temperature in April: | 45.7°F |
| Maximum sea water temperature in April: | 34.3°F |
Daily sea water temperature in April, °F
Show year:
2026
2025
2024
The average sea water temperature in April of 2026 was 39.0°F. The highest and lowest sea temperatures during the month were 45.7°F and 34.3°F.
sea water
temperature
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| Niagara-on-the-Lake |
monthly
weather
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| Niagara-on-the-Lake |
current
weather
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| Niagara-on-the-Lake |
14 days
forecast
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| Niagara-on-the-Lake |
Monthly sea water temperature in Niagara-on-the-Lake, °F
Which Canada resorts have warmest sea in April?
| Place name | April 2026 | April 2025 |
|---|---|---|
| Surrey | 50.9°F | 51.4°F |
| North Vancouver | 49.9°F | 49.4°F |
| Vancouver | 49.8°F | 49.3°F |
| Nanaimo | 49.7°F | 49.8°F |
| Tofino | 49.3°F | 49.5°F |
| Victoria | 47.9°F | 47.5°F |
| Windsor | 44.5°F | 44.0°F |
| Niagara Falls | 39.9°F | 37.8°F |
| Saint Andrews | 39.1°F | 39.0°F |
| Niagara-on-the-Lake | 39.0°F | 37.8°F |
| Montreal | 38.5°F | 39.5°F |
| Hamilton | 38.0°F | 39.4°F |
| Lunenburg | 37.7°F | 38.5°F |
| Oshawa | 37.6°F | 39.6°F |
| Halifax | 37.5°F | 37.5°F |
| Kingston | 37.4°F | 38.8°F |
| Mississauga | 37.2°F | 39.2°F |
| Saint John | 37.1°F | 37.1°F |
| Quebec | 36.9°F | 35.3°F |
| Toronto | 36.8°F | 38.8°F |
Best time for vacation in Niagara-on-the-Lake
Niagara-on-the-Lake on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Niagara-on-the-Lake
Local time: 16:10
April 27, monday
1800
70°F
W
6 mph
6 mph
2100
59°F
NW
9 mph
9 mph
April 28, tuesday
0000
55°F
NW
13 mph
13 mph
0300
55°F
N
17 mph
17 mph
0600
54°F
N
24 mph
24 mph
0900
52°F
N
25 mph
25 mph
1200
54°F
N
24 mph
24 mph
1500
55°F
N
19 mph
19 mph
