World Resorts Canada Niagara Falls Weather

Niagara Falls Sea Temperature in August

Average sea water temperature in August:
+72.7°F
Minimum sea water temperature in August: 76.3°F
Maximum sea water temperature in August: 65.3°F

Daily sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 72.9°F. The highest and lowest sea temperatures during the month were 75.9°F and 68.4°F.

Monthly sea water temperature in Niagara Falls, °F

Which Canada resorts have warmest sea in August?

Place name August 2025 August 2024
Niagara-on-the-Lake 74.7°F 73.8°F
Montreal 74.7°F 74.6°F
Windsor 74.3°F 74.4°F
Hamilton 73.8°F 72.3°F
Mississauga 73.4°F 71.1°F
Toronto 73.2°F 70.9°F
Kingston 73.2°F 73.3°F
Quebec 73.1°F 72.2°F
Oshawa 73.1°F 70.4°F
Niagara Falls 72.9°F 71.7°F
Barrie 72.6°F 72.0°F
Summerside 70.2°F 70.6°F
Winnipeg 69.0°F 72.0°F
Charlottetown 68.9°F 70.3°F
Gimli 68.6°F 71.6°F
Prince Edward Island 67.9°F 70.8°F
Sydney 67.5°F 70.0°F
Les Iles-de-la-Madeleine 65.4°F 68.3°F
Surrey 65.2°F 64.2°F
North Vancouver 65.0°F 64.2°F

Best time for vacation in Niagara Falls

Sunniest months:
September 13 days
August 12 days
July 11 days
Warmest months:
July 78.0 °F
August 76.8 °F
June 72.3 °F
Warmest sea temp:
August 72.7 °F
July 71.3 °F
September 69.4 °F
Coldest months:
January 29.7 °F
February 30.2 °F
December 37.0 °F
Rainiest months:
July 3 days
April 3 days
October 2 days
Windiest months:
November 11.9 mph
February 11.6 mph
December 11.4 mph

Niagara Falls on a weather map

Niagara Falls
+12°F
N 8 mph
Feels like: +5°F
Precip.: 0%
Places in Canada:
Name
°F
+41°F
+45°F
+12°F
+12°F
-8°F
+7°F
-2°F
+3°F
+12°F
-6°F
+25°F
+36°F
+21°F
+16°F
24 Hours Forecast
Niagara Falls
Local time: 05:29
December 05, friday
0600
12°F
N
8 mph
0900
16°F
N
9 mph
1200
28°F
N
9 mph
1500
34°F
NE
9 mph
1800
30°F
N
7 mph
2100
32°F
NE
9 mph
December 06, saturday
0000
30°F
NE
12 mph
0300
30°F
NE
14 mph
Units of measurement: °C / °F