Water temperature in Ploumanach in July

Is it warm enough to swim in Ploumanach in July? Average water temperature in Ploumanach in July is 16.4°C and therefore is not suitable for comfortable swimming. The warmest sea in Ploumanach in July is 18.4°C, and the coldest is 14°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Ploumanach

Changes water temperature in Ploumanach in July 2025, 2024

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

Sea temperature

Sea state

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 July	17°C	16.4°C	14.1°C	17°C
2 July	17°C	16.3°C	14°C	17°C
3 July	17.2°C	16.3°C	14.1°C	17.2°C
4 July	17.1°C	16.6°C	14.3°C	17.1°C
5 July	17°C	16.4°C	14.7°C	17°C
6 July	17°C	16.6°C	14.9°C	17°C
7 July	17.1°C	16.5°C	14.9°C	17.1°C
8 July	17.2°C	16.4°C	14.9°C	17.2°C
9 July	17.2°C	16.5°C	15°C	17.2°C
10 July	17.3°C	16.3°C	15°C	17.3°C
11 July	17.9°C	16.7°C	15.1°C	17.9°C
12 July	18.1°C	16.5°C	15.1°C	18.1°C
13 July	18.1°C	16.5°C	15°C	18.1°C
14 July	17.8°C	16.8°C	15.4°C	17.8°C
15 July	17.5°C	16.5°C	15.5°C	17.5°C

Day	2025	2024	Min	Max
16 July	18°C	16.9°C	15.5°C	18°C
17 July	17.6°C	17°C	15.4°C	17.6°C
18 July	17.5°C	17°C	15.3°C	17.9°C
19 July	17.6°C	16.6°C	15.2°C	18.1°C
20 July	17.5°C	16.7°C	15.2°C	17.7°C
21 July	17.7°C	16.8°C	15.3°C	17.7°C
22 July	17.3°C	16.8°C	15.6°C	17.8°C
23 July	17.3°C	16.9°C	15.7°C	17.9°C
24 July	17.6°C	17.4°C	15.8°C	17.9°C
25 July	18.2°C	17.3°C	16°C	18.3°C
26 July	18.3°C	17.5°C	16.1°C	18.3°C
27 July	17.7°C	17.5°C	16°C	18°C
28 July	17.5°C	17.4°C	16.1°C	17.8°C
29 July	17.7°C	17.4°C	16°C	18.1°C
30 July	17.9°C	17.6°C	16°C	18.4°C
31 July	17.9°C	18.3°C	16.1°C	18.3°C

Average water temperature in Ploumanach in July over a decade

2016	2017	2018	2019	2020
16.3°C	16.5°C	16.6°C	16.6°C	16.7°C

2021	2022	2023	2024	2025
16.2°C	17.1°C	16.9°C	16.8°C	17.5°C

Ploumanach 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 July. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Locquirec	16.4°C	14°C	18.9°C
Plougasnou	16.2°C	14°C	18.8°C
Lezardrieux	17.1°C	14.4°C	19.5°C
Paimpol	17.1°C	14.4°C	19.5°C
Ploubazlanec	17.1°C	14.4°C	19.5°C
Saint-Pol-de-Leon	16.1°C	13.9°C	18.5°C
Morlaix	16.1°C	13.9°C	18.5°C
Carantec	16°C	13.9°C	18.3°C
Plouezec	17.4°C	14.6°C	20.3°C
Ile de Batz	15.9°C	13.9°C	18.1°C

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Our report for Ploumanach 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.

Region

Date (day and month)

Water temperature: min 16°C

Average temperature Maximum temperature