Water temperature in Agde in September

Is it warm enough to swim in Agde in September? Average water temperature in Agde in September is 20.7°C and therefore suitable for comfortable swimming. The warmest sea in Agde in September is 24.6°C, and the coldest is 17.7°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Agde

Changes water temperature in Agde in September 2025, 2024

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

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 September	21.3°C	23.8°C	19.7°C	23.9°C
2 September	21.5°C	23.8°C	19.6°C	23.8°C
3 September	22.1°C	23.9°C	19.7°C	24°C
4 September	21.7°C	23.4°C	19.5°C	23.9°C
5 September	22.2°C	22.1°C	19.1°C	23.7°C
6 September	21.6°C	21.9°C	19°C	24.4°C
7 September	21.9°C	23.1°C	18.4°C	24.3°C
8 September	21.8°C	22.8°C	18.5°C	24.3°C
9 September	21.7°C	22.4°C	18.8°C	24.3°C
10 September	21.4°C	21.7°C	18.9°C	24.1°C
11 September	21°C	21.1°C	18.7°C	24°C
12 September	20.9°C	20.2°C	18.1°C	23.4°C
13 September	20.9°C	19.5°C	18.6°C	23.5°C
14 September	21.1°C	19.4°C	18.7°C	24.3°C
15 September	21.3°C	19.2°C	18.2°C	24.6°C

Day	2025	2024	Min	Max
16 September	21.4°C	19.1°C	18.1°C	24.1°C
17 September	21.1°C	18.7°C	18°C	23.3°C
18 September	21.1°C	18.6°C	18.1°C	23.8°C
19 September	21.8°C	19.1°C	17.8°C	23.7°C
20 September	21.3°C	19.3°C	17.9°C	23.4°C
21 September	21.4°C	19.2°C	18°C	23.1°C
22 September	20.2°C	19.5°C	18°C	23.1°C
23 September	19.6°C	19.6°C	18.2°C	22.8°C
24 September	18.8°C	20.1°C	18.4°C	22.6°C
25 September	18.1°C	19.6°C	18.1°C	22.1°C
26 September		20.2°C	18.5°C	22.3°C
27 September		20.1°C	18.2°C	22.1°C
28 September		20.2°C	17.7°C	22.3°C
29 September		19.3°C	17.7°C	22.6°C
30 September		19.4°C	17.7°C	22.7°C

Average water temperature in Agde in September over a decade

2015	2016	2017	2018	2019
20.2°C	21.4°C	19.1°C	21.2°C	20.4°C

2020	2021	2022	2023	2024
20.9°C	21.7°C	22.7°C	22.4°C	20.7°C

Agde sea state in September

Chart comparing the height of waves in Agde in September over the past years. The red line indicates the height of the waves when swimming in the sea is prohibited. To view the current sea conditions, click on the graph.

Agde 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
Vias	20.7°C	17.7°C	24.6°C
Le Grau d'Agde	20.7°C	17.7°C	24.6°C
Cap d'Agde	20.7°C	17.6°C	24.6°C
Portiragnes	20.7°C	17.7°C	24.5°C
Marseillan	20.7°C	17.3°C	24.7°C
Serignan	20.7°C	17.7°C	24.7°C
Beziers	20.7°C	17.7°C	24.7°C
Valras-Plage	20.7°C	17.7°C	24.7°C
Vendres Plage	-255°C	50°C	-10°C
Etang de Thau	20.8°C	16.6°C	25.1°C

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Our report for Agde 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