Water temperature in Wemyss Bay in May

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Is it warm enough to swim in Wemyss Bay in May? Average water temperature in Wemyss Bay in May is 10.2°C and therefore is not suitable for comfortable swimming. The warmest sea in Wemyss Bay in May is 12.5°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 Wemyss Bay

Changes water temperature in Wemyss Bay in May 2025, 2024

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

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 May	10.3°C	9.7°C	7.7°C	10.3°C
2 May	10.6°C	9.8°C	7.8°C	10.6°C
3 May	10°C	9.8°C	7.8°C	10°C
4 May	10.1°C	9.9°C	8°C	10.1°C
5 May	10.2°C	9.9°C	8.3°C	10.2°C
6 May	10.3°C	10.4°C	8.5°C	10.4°C
7 May	10.4°C	10.5°C	8.7°C	10.5°C
8 May	10.6°C	10.5°C	8.6°C	10.8°C
9 May	10.9°C	10.5°C	8.6°C	10.9°C
10 May	11.2°C	11.4°C	8.6°C	11.4°C
11 May	11.2°C	11.8°C	8.6°C	11.8°C
12 May	11.2°C	11.5°C	8.5°C	11.5°C
13 May	11.6°C	11.4°C	8.5°C	11.6°C
14 May	11°C	11.2°C	8.5°C	11.2°C
15 May	11.1°C	11.1°C	8.5°C	11.3°C

Day	2025	2024	Min	Max
16 May	11.7°C	11.6°C	8.6°C	11.7°C
17 May	12°C	11.9°C	8.9°C	12°C
18 May	11.4°C	12.5°C	9°C	12.5°C
19 May	11.1°C	12.4°C	9.3°C	12.4°C
20 May	11.7°C	11.8°C	9.5°C	11.8°C
21 May	11.9°C	12°C	9.6°C	12°C
22 May	11.8°C	12.1°C	9.7°C	12.1°C
23 May	11.9°C	12.2°C	9.8°C	12.2°C
24 May	12.1°C	12.2°C	9.6°C	12.2°C
25 May	11.6°C	12.1°C	9.2°C	12.2°C
26 May	11.7°C	12°C	9.1°C	12.2°C
27 May	12.1°C	11.8°C	9.3°C	12.1°C
28 May	12.5°C	11.6°C	9.4°C	12.5°C
29 May	12.3°C	11.7°C	9.7°C	12.3°C
30 May	12.2°C	11.6°C	9.9°C	12.5°C
31 May	12.2°C	12.3°C	9.8°C	12.3°C

Average water temperature in Wemyss Bay in May over a decade

2016	2017	2018	2019	2020
10.4°C	10.6°C	10.1°C	10.1°C	10.1°C

2021	2022	2023	2024	2025
9.4°C	10.6°C	10.7°C	11.3°C	11.3°C

Wemyss Bay sea state in May

Chart comparing the height of waves in Wemyss Bay in May 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.

Wemyss Bay 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 May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Dunoon	10.2°C	7.7°C	12.4°C
Inverkip	10.2°C	7.7°C	12.4°C
Gourock	10.2°C	7.7°C	12.4°C
Greenock	10.2°C	7.6°C	12.4°C
Rothesay	10.3°C	7.8°C	13.3°C
Isle of Bute	10.3°C	7.8°C	13.3°C
Port Bannatyne	10.3°C	7.8°C	13.3°C
Port Glasgow	10.2°C	7.6°C	12.5°C
Helensburgh	10.2°C	7.6°C	12.4°C
Rhu	10.2°C	7.6°C	12.4°C

Wemyss Bay photo gallery

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Our report for Wemyss Bay 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