Weather in Melbourne in August 2025
Average weather
Average temperature in Melbourne in August
The temperature in August is +16°C on average, with a range between a maximum of +20°C during the day and a minimum of +1°C at night.
The average maximum temperature goes up 5% by the end of the month, compared with the beginning of the month, from +15°C to +16°C.
Is Melbourne warm or cold in August?
Melbourne is typically mild in August.
Maximum temperatures go up compared to the previous month from +13°C to +14°C. The minimum temperature also goes up from +7°C to +8°C.
Pack a light jacket as it will be warm in the day and cool in the evenings.
August is one of the coolest months in Melbourne, here is the comparison with other months:
Water temperature in Melbourne in August
Water in Melbourne in August is Cold. It varies from +14°C to +16°C, with an average of +15°C. Note that the air temperature is lower than the water temperature, averaging around +14°C.
The water temperature in August is one of the coldest of the entire year:
Can you swim in Melbourne in August?
Climate in Melbourne in August
| July | August | September | ||||
|---|---|---|---|---|---|---|
| Avg. temperature | ||||||
| +13°C | +14°C | +16°C | ||||
| Min. temperature | ||||||
| 0°C | -1°C | 0°C | ||||
| Max. temperature | ||||||
| +22°C | +24°C | +30°C | ||||
| Rainfall | ||||||
| 49 mm | 52 mm | 57 mm | ||||
| Wind | ||||||
| 5 m/s | 5 m/s | 5 m/s | ||||
| Avg. water temperature | ||||||
| +15°C | +15°C | +15°C | ||||
| Humidity | ||||||
| 77% | 73% | 70% | ||||
| Air pressure | ||||||
| 1018 HPa | 1017 HPa | 1015 HPa | ||||
| Sunny days | ||||||
| 3 | 4 | 5 | ||||
| Cloudy days | ||||||
| 10 | 10 | 8 | ||||
| Rainy days | ||||||
| 17 | 17 | 17 | ||||
| Snowy days | ||||||
| 0 | 0 | 0 | ||||
August weather is still as ok as in July. It’s getting warmer as August arrives. The average maximum temperature goes up from +13°C to +14°C during the day. Prepare for more rain. Average rainfall goes from 49 mm to 52 mm. It feels drier, as humidity decreases from 77% to 73%. The average wind speed doesn’t change much during August, staying around 5 m/s. The good news is there are likely to be more sunny days in August, from 3 to 4.
But maybe it is worth considering traveling in September as the weather gets better.
Wind
The average wind speed is 4 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.
The average wind speed in Melbourne is gradually increasing during August, going from 3 m/s to 5 m/s over the course of the month.
Rain
How was the weather last August in Melbourne?
Climate Change over Years
The climate in Melbourne in August has not changed much over the last 43 years.
The average temperature was the lowest in 1986 (+17°C) and the highest in 2014 (+21°C). The driest year was 2006 with only 349 mm of rainfall, and the wettest year was 2022 with 1214 mm.
FAQ
Is August a good time to visit Melbourne?
Can you sunbathe in Melbourne in August?
Can you swim in Melbourne in August?
Is Melbourne rainy in August?
Is it sunny in Melbourne in August?
Other cities in Australia
Monthly weather in Melbourne
Source of the data
For this page, we’ve looked at the typical weather in Melbourne, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.