Water temperature in Halls Head (WA) in May
Is it warm enough to swim in Halls Head in May? Average water temperature in Halls Head in May is 20.3°C and therefore suitable for comfortable swimming. The warmest sea in Halls Head in May is 22.5°C, and the coldest is 18.2°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Halls Head
Changes water temperature in Halls Head in May 2025, 2024
To get an accurate forecast for the water temperature in Halls Head for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Halls Head, the selected years in the table also show the values of the maximum and minimum temperatures on each of the days of May.
You can choose any other years:
Day |
2025 |
2024 |
Min |
Max |
1 May | 21.4°C | 20.6°C | 19.9°C | 21.9°C |
2 May | 21.2°C | 20.9°C | 19.6°C | 22°C |
3 May | 21.3°C | 20.7°C | 19.8°C | 22°C |
4 May | 21.2°C | 20.1°C | 19.9°C | 21.9°C |
5 May | 21.4°C | 20.2°C | 19.8°C | 21.8°C |
6 May | 21.4°C | 20°C | 19.8°C | 21.9°C |
7 May | 21°C | 20.2°C | 19.7°C | 22°C |
8 May | 21.1°C | 20°C | 19.6°C | 22.4°C |
9 May | 21.4°C | 20.3°C | 19.5°C | 22.4°C |
10 May | 21.5°C | 20.6°C | 19.6°C | 22.5°C |
11 May | 21.4°C | 20.9°C | 19.3°C | 22.3°C |
12 May | 21.2°C | 20.8°C | 19.3°C | 22.3°C |
13 May | 20.9°C | 20.8°C | 18.7°C | 22.1°C |
14 May | 20.9°C | 20.7°C | 18.8°C | 21.7°C |
15 May | 21°C | 20.6°C | 18.9°C | 21.7°C |
Day |
2025 |
2024 |
Min |
Max |
16 May | 21°C | 20.4°C | 19°C | 21.4°C |
17 May | 20.9°C | 20.7°C | 18.9°C | 21.5°C |
18 May | 21.1°C | 21.1°C | 19.1°C | 21.9°C |
19 May | 20.9°C | 21.2°C | 19.2°C | 21.2°C |
20 May | 21°C | 21.1°C | 19°C | 21.2°C |
21 May | 21.1°C | 21.1°C | 18.9°C | 21.3°C |
22 May | 21.1°C | 21.4°C | 19.2°C | 21.4°C |
23 May | 20.7°C | 21.3°C | 18.7°C | 21.3°C |
24 May | 20.8°C | 21.4°C | 19.1°C | 21.4°C |
25 May | 20.4°C | 21.4°C | 19°C | 21.4°C |
26 May | 20.1°C | 21.3°C | 18.2°C | 21.3°C |
27 May | 20°C | 21.4°C | 18.7°C | 21.4°C |
28 May | 19.6°C | 21.4°C | 18.7°C | 21.4°C |
29 May | 20°C | 20.8°C | 18.4°C | 20.8°C |
30 May | 20.1°C | 20.9°C | 18.8°C | 20.9°C |
31 May | 19.8°C | 20.2°C | 18.8°C | 20.8°C |
Average water temperature in Halls Head in May over a decade
2016 | 2017 | 2018 | 2019 | 2020 |
19.7°C | 20.4°C | 20.2°C | 19.2°C | 20.2°C |
2021 | 2022 | 2023 | 2024 | 2025 |
20.8°C | 20.1°C | 19.6°C | 20.8°C | 20.9°C |
Halls Head water temperature during other months:
You can also view information about water temperature for other months by clicking on the month button below