Water temperature in Balmy Beach (ON) in September

Is it warm enough to swim in Balmy Beach in September? Average water temperature in Balmy Beach in September is 18.9°C and therefore is not suitable for comfortable swimming. The warmest water in Balmy Beach in September is 22.2°C, and the coldest is 14.6°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Balmy Beach

Changes water temperature in Balmy Beach in September 2025, 2024

To get an accurate forecast for the water temperature in Balmy Beach for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Balmy Beach, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.

Sea temperature

Sea state

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 September	19.6°C	21.1°C	18.4°C	22.2°C
2 September	20.4°C	20.6°C	18.2°C	21.6°C
3 September	19.8°C	20.2°C	18.2°C	21.5°C
4 September	19.7°C	20°C	18°C	21.5°C
5 September	19.4°C	20°C	17.8°C	22°C
6 September		20.1°C	17.8°C	21.5°C
7 September		20°C	18.7°C	21.6°C
8 September		19.5°C	18.5°C	20.8°C
9 September		19.1°C	18.6°C	19.1°C
10 September		18.6°C	18.6°C	20.8°C
11 September		18.7°C	18.7°C	20.3°C
12 September		19°C	17°C	21°C
13 September		19.2°C	16.5°C	20.1°C
14 September		19.3°C	16.4°C	20.7°C
15 September		19.3°C	16.2°C	20°C

Day	2024	Min	Max
16 September	19.8°C	16.1°C	20.4°C
17 September	19.9°C	16.2°C	20.5°C
18 September	19.8°C	15.9°C	20.4°C
19 September	19.8°C	16.5°C	20.4°C
20 September	20°C	16.5°C	20.4°C
21 September	20.5°C	15.1°C	20.5°C
22 September	20°C	16.1°C	20°C
23 September	19.8°C	14.8°C	19.8°C
24 September	19.6°C	15.1°C	19.6°C
25 September	19.6°C	15.4°C	20°C
26 September	19°C	17°C	19°C
27 September	18.9°C	16.1°C	20.2°C
28 September	19.1°C	16.1°C	19.1°C
29 September	19°C	16.5°C	19°C
30 September	18.7°C	15.7°C	18.7°C

Balmy Beach water temp chart in September

Average water temperature in Balmy Beach in September over a decade

2015	2016	2017	2018	2019
19.7°C	20.3°C	18.6°C	19.5°C	17.8°C

2020	2021	2022	2023	2024
17.9°C	19.6°C	19.9°C	18.9°C	19.6°C

Balmy Beach water temperature during other months:

You can also view information about water temperature for other months by clicking on the month button below

Temperature in neighboring cities

The nearest locations with the average water temperature in September. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Red Bay	18.8°C	15.4°C	22.5°C
Lion's Head	18.5°C	14.6°C	21.6°C
Sauble Beach	18.9°C	15.4°C	22.3°C
Dyer's Bay	18.4°C	14.6°C	21.4°C
Collingwood	19.5°C	15.9°C	22.5°C
Tiny Beach	19.5°C	16°C	22.5°C
Wasaga Beach	19.5°C	16°C	22.4°C
Awenda Provincial Park	19.5°C	15.9°C	22.5°C
Balm Beach	19.5°C	16°C	22.5°C
Ossossane Beach	19.5°C	16°C	22.5°C

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Our report for Balmy Beach is compiled using satellite data together with in-situ observations to get the most reliable daily data of sea surface temperatures, surf forecasts, current temperatures and weather forecasts.

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Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature