Niagara-on-the-Lake Sea Temperature in September

Average sea water temperature in September:

+69.9°F


Minimum sea water temperature in September:	76.5°F
Maximum sea water temperature in September:	63.9°F

Show year:

2024

2023

2022

The average sea water temperature in September of 2024 was 70.0°F. The highest and lowest sea temperatures during the month were 72.3°F and 68.2°F.

January
February
March
April

May
June
July
August

September
October
November
December

sea water
temperature

Niagara-on-the-Lake

monthly
weather

Niagara-on-the-Lake

current
weather

Niagara-on-the-Lake

14 days
forecast

Niagara-on-the-Lake

jan

feb

mar

apr

may

jun

jul

aug

sep

oct

nov

dec

42.1

50.6

69.9

63.1

49.3

40.4

36.8

36.4

38.3

Which Canada resorts have warmest sea in September?

Place name	September 2024	September 2023
Windsor	70.8°F	69.0°F
Niagara-on-the-Lake	70.0°F	69.4°F
Kingston	69.2°F	69.9°F
Hamilton	68.8°F	67.4°F
Montreal	68.5°F	69.7°F
Oshawa	68.3°F	67.5°F
Niagara Falls	68.2°F	68.5°F
Barrie	68.2°F	67.7°F
Mississauga	68.1°F	66.6°F
Toronto	67.7°F	67.1°F
Quebec	66.6°F	67.8°F
Gimli	66.1°F	64.1°F
Winnipeg	66.0°F	64.2°F
Summerside	65.5°F	65.8°F
Sydney	64.8°F	62.1°F
Prince Edward Island	64.7°F	63.8°F
Charlottetown	64.5°F	64.7°F
Thunder Bay	63.7°F	60.1°F
Les Iles-de-la-Madeleine	62.0°F	60.7°F
Corner Brook	61.9°F	61.6°F