Water temperature in Grand Case in June

Is it warm enough to swim in Grand Case in June? Average water temperature in Grand Case in June is 28.2°C and therefore suitable for comfortable swimming. The warmest sea in Grand Case in June is 29.7°C, and the coldest is 26.8°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Grand Case

Changes water temperature in Grand Case in June 2025, 2024

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

Sea temperature

Tides

Weather forecast

You can choose any other years:

Day	2025	2024	Min	Max
1 June	28.3°C	28.9°C	26.9°C	28.9°C
2 June	27.9°C	28.9°C	26.9°C	28.9°C
3 June	28°C	29.2°C	27°C	29.2°C
4 June	28.1°C	29.1°C	27°C	29.1°C
5 June	28.1°C	28.9°C	26.8°C	28.9°C
6 June	28.1°C	29°C	27.2°C	29°C
7 June	28.2°C	29.2°C	27.3°C	29.2°C
8 June	28.2°C	29.4°C	27.1°C	29.4°C
9 June	27.9°C	29.3°C	27.1°C	29.3°C
10 June	27.9°C	29.5°C	27.1°C	29.5°C
11 June	28.2°C	29.5°C	27.2°C	29.5°C
12 June	28°C	29.5°C	27.1°C	29.5°C
13 June	28.1°C	29.6°C	27.2°C	29.6°C
14 June	28.2°C	29.6°C	27.1°C	29.6°C
15 June	28°C	29.7°C	27.1°C	29.7°C

Day	2025	2024	Min	Max
16 June	27.8°C	29.7°C	27.4°C	29.7°C
17 June	27.9°C	29.7°C	27.2°C	29.7°C
18 June	27.8°C	29.7°C	27.3°C	29.7°C
19 June	28.1°C	29.7°C	27.2°C	29.7°C
20 June	28.1°C	29.7°C	27°C	29.7°C
21 June	28°C	29.7°C	27.1°C	29.7°C
22 June		29.7°C	27.5°C	29.7°C
23 June	27.9°C	29.5°C	27.6°C	29.5°C
24 June	27.8°C	29.7°C	27.3°C	29.7°C
25 June	28.2°C	29.7°C	27.6°C	29.7°C
26 June	28.1°C	29.5°C	27.5°C	29.5°C
27 June	28°C	29.7°C	27.4°C	29.7°C
28 June	28.1°C	29.6°C	27.4°C	29.6°C
29 June	28°C	29.6°C	27.3°C	29.6°C
30 June	28.3°C	29.4°C	27.4°C	29.4°C

Average water temperature in Grand Case in June over a decade

2016	2017	2018	2019	2020
28°C	28.1°C	27.5°C	28°C	28.6°C

2021	2022	2023	2024	2025
27.8°C	28.1°C	28.7°C	29.5°C	28°C

Grand Case sea state in June

Chart comparing the height of waves in Grand Case in June 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.

Grand Case 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 June. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

	Avr	Min	Max
Orient Beach	28.2°C	26.8°C	29.7°C
Cul-de-Sac	28.2°C	26.8°C	29.7°C
Tintamarre Island	28.1°C	26.8°C	29.7°C
Anse Marcel	28.2°C	26.8°C	29.8°C
Sandy Ground	28.2°C	26.8°C	29.8°C
Mullet Bay	28.2°C	26.9°C	29.8°C
Sandy Ground	28.2°C	26.8°C	29.8°C
Rendezvous Bay	28.2°C	26.8°C	29.8°C
Meads Bay Beach	28.2°C	26.8°C	29.8°C
The Valley	28.1°C	26.8°C	29.8°C

Grand Case photo gallery

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Our report for Grand Case 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