Water temperature in Port Manec'h in March

Is it warm enough to swim in Port Manec'h in March? Average water temperature in Port Manec'h in March is 10.1°C and therefore is not suitable for comfortable swimming. The warmest sea in Port Manec'h in March is 12.1°C, and the coldest is 7.7°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Port Manec'h

Changes water temperature in Port Manec'h in March 2025, 2024

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

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 March	9.6°C	11.6°C	8.3°C	11.6°C
2 March	9.6°C	11.6°C	8°C	11.6°C
3 March	9.6°C	11.5°C	7.8°C	11.5°C
4 March	9.7°C	11.4°C	8°C	11.4°C
5 March	9.9°C	11.7°C	8.1°C	11.7°C
6 March	10.1°C	11.2°C	7.7°C	11.4°C
7 March	10°C	11°C	7.9°C	11.5°C
8 March	10°C	11.3°C	8°C	11.3°C
9 March	10.1°C	11.3°C	8°C	11.4°C
10 March	10.3°C	11°C	8.2°C	11.4°C
11 March	10.7°C	10.9°C	8.3°C	11.2°C
12 March	10.1°C	10.7°C	8.2°C	11.2°C
13 March	10.1°C	11°C	8.2°C	11.6°C
14 March	9.9°C	10.9°C	8.2°C	11.6°C
15 March	9.8°C	10.7°C	8.3°C	11.6°C

Day	2025	2024	Min	Max
16 March	9.6°C	10.8°C	8°C	11.5°C
17 March	9.7°C	10.6°C	8.3°C	11.5°C
18 March	9.9°C	10.8°C	8.4°C	11.4°C
19 March	10°C	10.8°C	8.4°C	11.3°C
20 March	10.4°C	12.1°C	8.6°C	12.1°C
21 March	10.7°C	11.8°C	8.7°C	11.8°C
22 March	10.8°C	12°C	8.7°C	12°C
23 March	10.7°C	11.7°C	8.7°C	11.7°C
24 March	10.6°C	11.7°C	8.9°C	11.7°C
25 March	10.7°C	11.6°C	8.9°C	11.8°C
26 March	11.2°C	11.6°C	8.9°C	11.6°C
27 March	11.4°C	11.5°C	8.7°C	11.5°C
28 March	11.1°C	11.4°C	8.8°C	11.4°C
29 March	11.1°C	11.3°C	8.9°C	11.5°C
30 March	11.6°C	11.3°C	8.8°C	11.6°C
31 March	11.9°C	11.5°C	8.9°C	11.9°C

Average water temperature in Port Manec'h in March over a decade

2016	2017	2018	2019	2020
10.2°C	10.4°C	8.6°C	10.6°C	11°C

2021	2022	2023	2024	2025
10.4°C	10.4°C	10.2°C	11.3°C	10.3°C

Port Manec'h sea state in March

Chart comparing the height of waves in Port Manec'h in March 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.

Port Manec'h 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 March. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Kerfany les Pins	10.1°C	7.7°C	12.1°C
Trevignon	10.2°C	7.8°C	12.1°C
Concarneau	10.1°C	7.6°C	12°C
Lomener	10.1°C	7.6°C	12.1°C
Lanester	10°C	7.7°C	11.8°C
Lagune du Letty	10.2°C	7.7°C	12°C
Locmiquelic	10°C	7.6°C	12°C
Port Louis	10°C	7.6°C	12°C
La Foret Fouesnant	10.1°C	7.6°C	12°C
Groix	10.1°C	7.5°C	12.2°C

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Our report for Port Manec'h 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