Average sea water temperature in May:
+49.8°F
| Minimum sea water temperature in May: | 65.3°F |
| Maximum sea water temperature in May: | 40.8°F |
Daily sea water temperature in May, °F
Show year:
2025
2024
2023
The average sea water temperature in May of 2025 was 48.9°F. The highest and lowest sea temperatures during the month were 56.3°F and 42.8°F.
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| Niagara Falls |
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Monthly sea water temperature in Niagara Falls, °F
Which Canada resorts have warmest sea in May?
| Place name | May 2025 | May 2024 |
|---|---|---|
| Montreal | 56.6°F | 60.4°F |
| Surrey | 56.6°F | 55.1°F |
| North Vancouver | 55.9°F | 54.1°F |
| Vancouver | 55.7°F | 54.1°F |
| Windsor | 55.6°F | 56.7°F |
| Nanaimo | 54.8°F | 53.9°F |
| Tofino | 52.0°F | 51.7°F |
| Victoria | 48.9°F | 49.0°F |
| Niagara Falls | 48.9°F | 54.2°F |
| Niagara-on-the-Lake | 48.1°F | 53.2°F |
| Kingston | 48.0°F | 53.4°F |
| Quebec | 48.0°F | 51.2°F |
| Summerside | 47.2°F | 47.3°F |
| Hamilton | 47.0°F | 51.7°F |
| Lunenburg | 46.2°F | 46.8°F |
| Charlottetown | 45.5°F | 47.1°F |
| Mississauga | 45.3°F | 50.9°F |
| Barrie | 45.2°F | 51.2°F |
| Halifax | 45.2°F | 44.6°F |
| Moncton | 45.0°F | 45.7°F |
Best time for vacation in Niagara Falls
Niagara Falls on a weather map
Places in Canada:
Name
°F
24 Hours Forecast
Niagara Falls
Local time: 05:29
December 05, friday
0600
12°F
N
8 mph
8 mph
0900
16°F
N
9 mph
9 mph
1200
28°F
N
9 mph
9 mph
1500
34°F
NE
9 mph
9 mph
1800
30°F
N
7 mph
7 mph
2100
32°F
NE
9 mph
9 mph
December 06, saturday
0000
30°F
NE
12 mph
12 mph
0300
30°F
NE
14 mph
14 mph
