Water temperature in Roberval (QC) in September

Is it warm enough to swim in Roberval in September? Average water temperature in Roberval in September is 17.4°C and therefore is not suitable for comfortable swimming. The warmest water in Roberval in September is 21.6°C, and the coldest is 13.7°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Roberval

Changes water temperature in Roberval in September 2025, 2024

To get an accurate forecast for the water temperature in Roberval for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Roberval, 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

Tides

Sunrise and Sunset

You can choose any other years:

Day	2025	2024	Min	Max
1 September	18.8°C	19°C	17.8°C	21.6°C
2 September	19°C	19°C	18.1°C	21.4°C
3 September	19.2°C	18.1°C	17.7°C	20.1°C
4 September	19.2°C	18.5°C	17.8°C	20.2°C
5 September	19.1°C	18.5°C	17.8°C	20.4°C
6 September	18.8°C	18.1°C	17°C	21.3°C
7 September	18.2°C	18.3°C	16.9°C	20.7°C
8 September	17.9°C	18.7°C	16.7°C	21.1°C
9 September	17.5°C	18.4°C	16.6°C	19.8°C
10 September	17.3°C	18.1°C	16.4°C	19.6°C
11 September	17.1°C	17.2°C	16.1°C	19.7°C
12 September	17°C	17.6°C	15.7°C	19.8°C
13 September	16.9°C	17.7°C	15.5°C	19.9°C
14 September	16.9°C	17.6°C	15.2°C	19.7°C
15 September	16.6°C	17.8°C	15.4°C	19.6°C

Day	2025	2024	Min	Max
16 September	16.9°C	18.2°C	15.5°C	18.5°C
17 September	16.9°C	18.3°C	15.5°C	18.8°C
18 September	17°C	19.1°C	15.1°C	19.1°C
19 September	17°C	19.2°C	15.2°C	19.2°C
20 September	16.3°C	17.6°C	15.4°C	18.2°C
21 September	15.7°C	18.5°C	15.2°C	18.5°C
22 September	16°C	19.3°C	14.7°C	19.3°C
23 September	15.8°C	18.8°C	14.5°C	18.8°C
24 September	15.6°C	18.3°C	14.1°C	18.3°C
25 September	15.6°C	17.9°C	14.2°C	18.2°C
26 September	15.5°C	17.5°C	14.1°C	18.2°C
27 September		17.4°C	14.2°C	17.8°C
28 September		16.5°C	14°C	17.5°C
29 September		17.5°C	14°C	17.5°C
30 September		17.1°C	13.7°C	17.3°C

Average water temperature in Roberval in September over a decade

2015	2016	2017	2018	2019
18.4°C	17.6°C	17.2°C	17.8°C	16.2°C

2020	2021	2022	2023	2024
17.1°C	17.8°C	17.3°C	18.5°C	18.1°C

Roberval 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
Lake Saint-Jean	17.5°C	13.8°C	21.6°C
Fjord du Saguenay	10.7°C	6.6°C	18.4°C
Baie Saint Paul	14.5°C	9.9°C	19.6°C
La Malbaie	11.3°C	7.2°C	15.4°C
Beaupre	17.3°C	12°C	23.3°C
Kamouraska	11.6°C	7.3°C	15.3°C
Berthier sur Mer	17.5°C	12.2°C	23.8°C
Riviere-du-Loup	10.2°C	6.6°C	14.1°C
Les Escoumins	8.2°C	3.9°C	13°C
Rimouski	8.5°C	4.7°C	13.9°C

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Our report for Roberval 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