Melbourne weather in August
Temperature, sea and sunshine in August: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in August
Fair
Best time to visit: November – April
What is the weather like in Melbourne in August?
In August, Melbourne is cool: daytime highs average 14 °C, and nights cool down to about 7 °C. The sea averages 11.1 °C – swimming is only for the hardy. Expect around 5 hours of sunshine a day. Rain is frequent, with about 11 rainy days and 51 mm in total. All in all, August is a so-so month for a holiday in Melbourne.
August compared
How the weather changes from July to September. Tap a month to open it.
| JulyJul | AugustAug | SeptemberSep | |
|---|---|---|---|
| Score | 42 | 52 | 66 |
| Day | 13° | 14° | 17° |
| Night | 7° | 7° | 8° |
| Sea | 12° | 11° | 12° |
| Sun | 4 h | 5 h | 6 h |
| Rain days | 11 | 11 | 11 |
More details for August
- Daylight
- 10 h 38 min07:06 – 17:44
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 21 km/haverage daily peak
- Cloud cover
- 60 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+10Australia/Melbourne
How the score comes together
- Temperatureweight 50 %61 %
- Sunshineweight 20 %32 %
- Few rainy daysweight 30 %49 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in August
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Melbourne in August: quick answers
Is Melbourne hot in August?
No. In August, Melbourne is cool: daytime highs average 14 °C and nights drop to about 7 °C.
Can you swim in Melbourne in August?
Only if you don't mind cold water: in August the sea averages just 11.1 °C. Comfortable swimming is possible from January to March.
Does it rain much in Melbourne in August?
Rain is frequent, with about 11 rainy days and 51 mm in total.
Melbourne month by month
The whole year in MelbourneAll destinations: AustraliaWhere to go in AugustSea temperature in August
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0)