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Water temperature in Melbourne (VIC) in May

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Is it warm enough to swim in Melbourne in May? Average water temperature in Melbourne in May is 16°C and therefore is not suitable for comfortable swimming. The warmest sea in Melbourne in May is 17.7°C, and the coldest is 14.6°C. Average high air temperature in Melbourne in May is 17°C, and average low temperature is 9°C. To find out the sea temperature today and in the coming days, go to Current sea temperature in Melbourne

Changes water temperature in Melbourne in May 2025, 2024

To get an accurate forecast for the water temperature in Melbourne for any chosen month, compare two years within a 10 year range using the chart below. In addition to the sea water temperature in Melbourne, 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:

Year 1:   Year 2:


Day 2025 2024 Min Max
1 May17.7°C16.7°C15.8°C17.7°C
2 May17.7°C16.7°C15.5°C17.7°C
3 May17.6°C16.5°C15.5°C17.6°C
4 May17.5°C16.5°C15.3°C17.5°C
5 May17.6°C16.4°C15.4°C17.6°C
6 May17.5°C16.5°C15.4°C17.5°C
7 May17.4°C16.5°C15.5°C17.4°C
8 May17.4°C16.6°C15.4°C17.4°C
9 May17.3°C16.5°C15.1°C17.3°C
10 May17.2°C16.4°C15.2°C17.2°C
11 May17°C16.5°C15.2°C17°C
12 May17.2°C16.5°C14.9°C17.2°C
13 May17.1°C16.4°C14.9°C17.1°C
14 May17°C16.3°C15°C17°C
15 May17°C16.2°C14.9°C17°C
Day 2025 2024 Min Max
16 May17.1°C16.2°C15°C17.1°C
17 May16.9°C16.1°C14.9°C16.9°C
18 May16.7°C16°C15.2°C17.5°C
19 May16.7°C16°C15°C16.7°C
20 May16.5°C16°C14.9°C16.5°C
21 May16.5°C16°C14.8°C16.5°C
22 May16.6°C16°C14.6°C16.6°C
23 May16.5°C16°C14.6°C16.5°C
24 May16.4°C15.5°C14.7°C16.5°C
25 May16.3°C15.9°C14.8°C16.4°C
26 May16.4°C16°C14.8°C16.4°C
27 May16.2°C15.9°C14.8°C16.2°C
28 May16.2°C15.9°C14.7°C16.2°C
29 May16.1°C15.8°C14.8°C16.1°C
30 May16°C15.7°C14.7°C16°C
31 May16.1°C15.6°C14.6°C16.1°C
Melbourne water temp chart in May

Average water temperature in Melbourne in May over a decade

20162017201820192020
15.8°C16.4°C16.3°C16.1°C15°C
20212022202320242025
15.6°C15.6°C16.1°C16.2°C16.9°C

Melbourne sea state in May

Chart comparing the height of waves in Melbourne 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.

Waves height in Melbourne in May

Weather and climate in Melbourne in May

This data display average monthly climate indicators in Melbourne in May based on our historical weather readings over a period of ten years. In addition to temperature, we include data on the number of rainy and sunny days so you can have all the information about your destination before your trip

  • Average HIGH temperature17°C
  • Average LOW temperature9°C
  • Average humidity
    59
  • Average rainfall days15 days
  • Average rainfall2.2''/56mm
  • Average daylight10h
  • Average sunshine3.9h
  • Average UV index3

Melbourne 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 May?

Want to know where the water temperature in May 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 May. In addition, the maximum and minimum water temperatures for that month, recorded over the last decade, are shown

AvrMinMax
Gunnamatta Beach15.7°C14.3°C17.9°C
Blairgowrie15.6°C14.1°C17.9°C
Rye15.6°C14.1°C17.9°C
Sorrento Ocean Beach15.8°C14.5°C17.8°C
Flinders15.7°C14.3°C17.7°C
Sorrento15.5°C13.9°C18°C
Portsea15.7°C14.3°C17.9°C
Port Phillip Bay15.5°C13.8°C18°C
Rosebud15.4°C13.7°C18.1°C
McCrae15.4°C13.7°C18.1°C

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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 Melbourne 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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