Average sea water temperature in April:
+38.7°F
Minimum sea water temperature in April: | 47.8°F |
Maximum sea water temperature in April: | 33.3°F |
Daily sea water temperature in April, °F
Show year:
2025
2024
2023
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
29
33
37
41
45
49
53
The average sea water temperature in April of 2025 was 37.4°F. The highest and lowest sea temperatures during the month were 43.9°F and 33.3°F.
sea water
temperature
temperature
Niagara Falls |
monthly
weather
weather
Niagara Falls |
current
weather
weather
Niagara Falls |
14 days
forecast
forecast
Niagara Falls |
Monthly sea water temperature in Niagara Falls, °F
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
12
24
36
48
60
72
84
96
41.5
51.5
61.1
70
72.7
71.1
62.7
49.9
38.7
33.9
34.3
36
Which Canada resorts have warmest sea in April?
Place name | April 2025 | April 2024 |
---|---|---|
Surrey | 51.3°F | 50.4°F |
Nanaimo | 49.6°F | 49.1°F |
Tofino | 49.4°F | 49.7°F |
North Vancouver | 49.2°F | 49.2°F |
Vancouver | 49.1°F | 49.1°F |
Victoria | 47.5°F | 48.0°F |
Windsor | 43.5°F | 46.2°F |
Oshawa | 39.5°F | 40.9°F |
Hamilton | 39.2°F | 40.8°F |
Mississauga | 39.0°F | 41.2°F |
Montreal | 38.8°F | 42.8°F |
Saint Andrews | 38.7°F | 41.0°F |
Toronto | 38.6°F | 40.8°F |
Kingston | 38.5°F | 40.9°F |
Lunenburg | 38.2°F | 40.1°F |
Niagara-on-the-Lake | 37.6°F | 41.6°F |
Halifax | 37.4°F | 39.3°F |
Niagara Falls | 37.4°F | 39.8°F |
Summerside | 37.0°F | 39.3°F |
Saint John | 36.8°F | 39.2°F |
Best time for vacation in Niagara Falls
Niagara Falls on a weather map
Leaflet | Tiles © Esri
Places in Canada:
Name
°F
24 Hours Forecast
Niagara Falls
Local time: 17:31
April 28, monday
1800

64°F
N
4 mph
4 mph
2100

55°F
N
6 mph
6 mph
April 29, tuesday
0000

52°F
N
11 mph
11 mph
0300

52°F
N
12 mph
12 mph
0600

55°F
N
16 mph
16 mph
0900

59°F
NE
17 mph
17 mph
1200

63°F
NE
22 mph
22 mph
1500

64°F
NE
22 mph
22 mph