May weather forecast
Port Melbourne, Australia

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Weather in May

The last month of the autumn, May, is also a moderate month in Port Melbourne, Australia, with an average temperature fluctuating between 9.1°C (48.4°F) and 15.6°C (60.1°F).

Temperature

In Port Melbourne, the beginning of May is marked by a marginally lowered average high-temperature, shifting from April's comfortable 19.3°C (66.7°F) to a still refreshing 15.6°C (60.1°F). In May, the temperature drops to an average of 9.1°C (48.4°F) at night.

Humidity

In Port Melbourne, the average relative humidity in May is 76%.

Rainfall

In May, the rain falls for 15.8 days. Throughout May, 42mm (1.65") of precipitation is accumulated. In Port Melbourne, during the entire year, the rain falls for 163.4 days and collects up to 465mm (18.31") of precipitation.

Sea temperature

In Port Melbourne, Australia, the average seawater temperature in May is 17.2°C (63°F).
Note: Swimming is not an enjoyable activity for the majority when the water is at 17.2°C (63°F). The difficulty of controlling breathing increases as the temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

The average length of the day in May is 10h and 6min.
On the first day of May in Port Melbourne, sunrise is at 7:01 am and sunset at 5:33 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 5:09 pm AEST.

Sunshine

In Port Melbourne, the average sunshine in May is 6.6h.

UV index

The months with the lowest UV index are May through September, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 3 in May interprets into the following advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

What is the usual temperature for Port Melbourne in May?

In May, the average high-temperature and low-temperature are 15.6°C (60.1°F) and 9.1°C (48.4°F) respectively.

What is the average humidity in May in Port Melbourne?

The average relative humidity in May in Port Melbourne, Australia, is 76%.

How much does it rain in Port Melbourne in May?

In Port Melbourne, in May, during 15.8 rainfall days, 42mm (1.65") of precipitation is typically accumulated.

What is the sea temperature in May in Port Melbourne?

In Port Melbourne, in May, the average water temperature is 17.2°C (63°F). Swimming in 17.2°C (63°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the average length of the day in May in Port Melbourne?

In Port Melbourne, Australia, the average day length in May is 10h and 6min.

When is the sunrise / sunset in May in Port Melbourne?

In May, on the first day of the month, sunrise is at 7:01 am and sunset at 5:33 pm. On the last day of the month, in Port Melbourne, sunrise is at 7:26 am and sunset at 5:09 pm AEST.

How long on average sun shines in May in Port Melbourne?

The average sunshine duration in May is 6.6h.

What is the month with the lowest UV index in Port Melbourne?

The months with the lowest UV index in Port Melbourne are May through September, with an average maximum UV index of 3.

What is the UV index reading in May in Port Melbourne?

In Port Melbourne, the average daily maximum UV index in May is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe exposure to Sun's UV rays.

Average temperature in May
Port Melbourne, Australia

Average temperature in May - Port Melbourne, Australia
  • Average high temperature in May: 15.6°C

The warmest month (with the highest average high temperature) is January (25.8°C).
The month with the lowest average high temperature is July (12.4°C).

  • Average low temperature in May: 9.1°C

The month with the highest average low temperature is February (14.8°C).
The coldest month (with the lowest average low temperature) is August (6.6°C).

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Average pressure in May
Port Melbourne, Australia

Average pressure in May - Port Melbourne, Australia
  • Average pressure in May: 1020.1mbar

The month with the highest atmospheric pressure is June (1021.4mbar).
The month with the lowest atmospheric pressure is January (1012.3mbar).

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Average wind speed in May
Port Melbourne, Australia

Average wind speed in May - Port Melbourne, Australia
  • Average wind speed in May: 12.4km/h

The windiest month (with the highest average wind speed) is August (13.9km/h).
The calmest month (with the lowest average wind speed) is April (10.6km/h).

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Average humidity in May
Port Melbourne, Australia

Average humidity in May - Port Melbourne, Australia
  • Average humidity in May: 76%

The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is January (63%).

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Average rainfall in May
Port Melbourne, Australia

Average rainfall in May - Port Melbourne, Australia
  • Average rainfall in May: 42mm

The wettest months (with the highest rainfall) are August and December (45mm).
The driest months (with the least rainfall) are March and April (34mm).

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Average rainfall days in May
Port Melbourne, Australia

Average rainfall days in May - Port Melbourne, Australia
  • Average rainfall days in May: 15.8 days

The months with the highest number of rainy days are July and August (16.9 days).
The month with the least rainy days is January (9.5 days).

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Average sea temperature in May
Port Melbourne, Australia

Average sea temperature in May - Port Melbourne, Australia
  • Average sea temperature in May: 17.2°C

The best month for swimming (with the highest average sea temperature) is February (18.8°C).
The coldest month (with the lowest average sea temperature) is September (14.7°C).

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Average daylight in May /
Average sunshine in May
Port Melbourne, Australia

Average daylight in May / Average sunshine in May - Port Melbourne, Australia
  • Average daylight in May: 10h and 1min

The month with the longest days is December (Average daylight: 14h and 42min).
The month with the shortest days is June (Average daylight: 9h and 36min).

  • Average sunshine in May: 6h and 4min

The month with the most sunshine is December (Average sunshine: 9h and 48min).
The months with the least sunshine are July and August (Average sunshine: 6h and 30min).

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Average sunshine days in May
Port Melbourne, Australia

Average sunshine days in May - Port Melbourne, Australia
  • Average sunshine days in May: 12.8 days

The month with the most sunshine days is January (16.7 days).
The months with the least sunshine days are July and August (10.5 days).

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Average UV index in May
Port Melbourne, Australia

Average UV index in May - Port Melbourne, Australia
  • Average UV index in May: 3

The months with the highest UV index are January, February, March, October, November and December (UV index 5).
The months with the lowest UV index are May, June, July, August and September (UV index 3).

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Average cloud cover in May
Port Melbourne, Australia

Average cloud cover in May - Port Melbourne, Australia
  • Average cloud cover in May: 47

The month with the most cloud cover is July (Cloud cover 49).
The month with the least cloud cover is January (Cloud cover 30).

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Average visibility in May
Port Melbourne, Australia

Average visibility in May - Port Melbourne, Australia
  • Average visibility in May: 9km

The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are April, May, June, July, August, September, October, November and December (9km).

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Port Melbourne, Australia

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