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Water temperature in Port Quin in September

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Is it warm enough to swim in Port Quin in September? Average water temperature in Port Quin in September is 16.4°C and therefore is not suitable for comfortable swimming. The warmest sea in Port Quin in September is 18.2°C, and the coldest is 15.1°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Port Quin

Changes water temperature in Port Quin in September 2025, 2024

To get an accurate forecast for the water temperature in Port Quin 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 Quin, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of September.

You can choose any other years:

Year 1:   Year 2:


Day 2025 2024 Min Max
1 September17.4°C17.1°C16.3°C17.6°C
2 September17.3°C17.1°C16.2°C17.7°C
3 September17.5°C17.4°C16.1°C17.9°C
4 September17.4°C17.3°C16°C17.8°C
5 September17.3°C17.3°C15.8°C17.7°C
6 September17.3°C17.3°C15.7°C17.5°C
7 September17.4°C17.1°C15.6°C17.7°C
8 September17.7°C17.1°C15.5°C17.7°C
9 September17.5°C16.9°C15.1°C18.2°C
10 September17.5°C16.9°C15.2°C17.8°C
11 September17.4°C16.9°C15.5°C17.7°C
12 September17.1°C16.7°C15.5°C17.5°C
13 September17.2°C16.6°C15.5°C17.5°C
14 September17.1°C16.6°C15.4°C17.3°C
15 September17°C16.5°C15.4°C17.2°C
Day 2025 2024 Min Max
16 September16.9°C16.6°C15.3°C17°C
17 September16.8°C17°C15.1°C17.3°C
18 September16.8°C16.8°C15.2°C17.3°C
19 September16.8°C16.7°C15.3°C17.4°C
20 September16.7°C16.9°C15.2°C17.5°C
21 September16.8°C17°C15.1°C17.3°C
22 September16.6°C16.8°C15.1°C17.2°C
23 September16.7°C16.8°C15.1°C17.2°C
24 September16.6°C16.7°C15.1°C17.4°C
25 September16.6°C16.7°C15.3°C17.2°C
26 September 16.6°C15.6°C17.4°C
27 September 16.3°C15.4°C17.1°C
28 September 16.2°C15.3°C16.8°C
29 September 16.1°C15.2°C16.6°C
30 September 16.3°C15.3°C16.5°C
Port Quin water temp chart in September

Average water temperature in Port Quin in September over a decade

20152016201720182019
15.6°C16.5°C16.2°C16.7°C17.2°C
20202021202220232024
16.4°C16.6°C17°C16.9°C16.8°C

Port Quin water temperature during other months:

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

Where is the warm sea water in September?

Want to know where the water temperature in September is good for swimming? Select the continent of interest, the day of the month and the required water temperature

Region
Date (day and month)
Water temperature: min 16°C
 Average temperature  Maximum temperature

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

AvrMinMax
Bude16.6°C15.3°C19°C
Flexbury16.7°C15.3°C19.3°C
Newquay16.1°C14.5°C17.5°C
Crantock16.1°C14.5°C17.5°C
Watergate Bay16.1°C14.5°C17.5°C
Fistral Beach16.1°C14.5°C17.5°C
Saint Austell16.1°C14.5°C18.2°C
Par16.1°C14.6°C18.3°C
Charlestown16.2°C14.5°C18.6°C
Carlyon Bay16.2°C14.5°C18.6°C

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  • Tide Going Out After The Rain, by Jennifer Wimborne.
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[1] - The "Blue Flag" is awarded to beaches which fulfill a number of criteria, including: the quality of the bathing water, which must be in accordance with the relevant European Union Directive environmental education and information and beach area management and safety.

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Our report for Port Quin 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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