Current sea water temperature:
+71.2°F
| Minimum sea water temperature in September: | 75.9°F |
| Maximum sea water temperature in September: | 62.8°F |
| Average sea water temperature in September: | 69.5°F |
| more information | |
14 days
forecast
forecast
| Niagara Falls |
monthly
weather
weather
| Niagara Falls |
Sea water temperature for the last 10 days:
| September 14 | 71.2°F | September 9 | 70.5°F |
| September 13 | 70.5°F | September 8 | 69.3°F |
| September 12 | 69.8°F | September 7 | 70.5°F |
| September 11 | 70.7°F | September 6 | 70.2°F |
| September 10 | 70.3°F | September 5 | 70.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Niagara Falls?
Based on the data about daily sea water temperature for the last three years the warmest sea in Niagara Falls was noticed in August, July and September.
Monthly Sea Temperatures in Niagara Falls, °F
Sea water temperature in August, °F
Show year:
2026
2025
2024
The average sea water temperature in August of 2026 was 71.5°F. The highest and lowest sea temperatures during the month were 74.5°F and 67.5°F.
Sea water temperature in July, °F
Show year:
2026
2025
2024
The average sea water temperature in July of 2026 was 71.6°F. The highest and lowest sea temperatures during the month were 74.3°F and 67.6°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 66.4°F. The highest and lowest sea temperatures during the month were 69.3°F and 62.8°F.
current
weather
weather
| Niagara Falls |
weather in
September
September
| Niagara Falls |
Best time for vacation in Niagara Falls
Niagara Falls on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Niagara Falls
Local time: 16:41
September 14, monday
1800
66°F
SE
3 mph
3 mph
2100
61°F
N
3 mph
3 mph
September 15, tuesday
0000
59°F
NW
5 mph
5 mph
0300
59°F
N
4 mph
4 mph
0600
57°F
N
5 mph
5 mph
0900
59°F
N
7 mph
7 mph
1200
70°F
N
11 mph
11 mph
1500
75°F
NE
11 mph
11 mph
