Climate averages 1991–2020
Melbourne weather
in August.
A cool, moderately wet month: the 10th warmest and the 8th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
August is a cool month in Melbourne: daytime highs average 13.9°C and nights cool to about 6.8°C. By daytime temperature it is the 10th warmest of the 12 months.
Expect about 51 mm of rain on roughly 11 days, which makes August a moderately wet month (the 8th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 40 min on an average August day.
The nearest other city in this atlas is Geelong (65 km away). In August its highs average 13.8°C, about as warm as Melbourne, with 40 mm of rain.
Among the 32 cities listed in Australia, Melbourne ranks 23rd of 32 for the warmest August highs and 20th of 32 for the driest August (rainfall, lowest first). The mean August high of those 32 cities is 17.6°C; Melbourne is 3.7°C cooler than that mean.
From August to September, average highs rise by 2.2°C to 16.1°C, and monthly rainfall rises from 51 mm to 60 mm.
The annual picture
August in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Melbourne climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 25.5°C14.7°C | 14.7°C | 49 | 5.9 | 14.514 h |
| February | 25.4°C14.9°C | 14.9°C | 44 | 5.7 | 13.514 h |
| March | 23.2°C13.5°C | 13.5°C | 35 | 5.5 | 12.412 h |
| April | 19.6°C10.9°C | 10.9°C | 46 | 7.0 | 11.111 h |
| May | 16.1°C9.1°C | 9.1°C | 43 | 8.7 | 10.110 h |
| June | 13.5°C7.2°C | 7.2°C | 49 | 10.2 | 9.610 h |
| July | 12.9°C6.6°C | 6.6°C | 44 | 11.0 | 9.810 h |
| August, selected | 13.9°C6.8°C | 6.8°C | 51 | 11.3 | 10.711 h |
| September | 16.1°C7.9°C | 7.9°C | 60 | 11.7 | 11.812 h |
| October | 18.8°C9.4°C | 9.4°C | 60 | 10.3 | 13.013 h |
| November | 21.2°C11.3°C | 11.3°C | 61 | 9.3 | 14.114 h |
| December | 23.3°C12.9°C | 12.9°C | 60 | 7.7 | 14.715 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
August in nearby cities
- Geelong in AugustAustralia · 65 kmHigh 13.8°C · Low 7.2°C · 40 mm rain
- Ballarat in AugustAustralia · 102 kmHigh 11.1°C · Low 4.3°C · 66 mm rain
- Bendigo in AugustAustralia · 132 kmHigh 12.9°C · Low 5.2°C · 50 mm rain
- Launceston in AugustAustralia · 444 kmHigh 12.2°C · Low 3.7°C · 81 mm rain
- Tuggeranong in AugustAustralia · 453 kmHigh 11.4°C · Low 1.6°C · 57 mm rain
- Canberra in AugustAustralia · 466 kmHigh 11.4°C · Low 1.6°C · 49 mm rain
- Hobart in AugustAustralia · 598 kmHigh 12.3°C · Low 5.1°C · 58 mm rain
- Adelaide Hills in AugustAustralia · 646 kmHigh 12.6°C · Low 5.9°C · 56 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Melbourne) is explained once on the Melbourne year overview and on the Sources, method and limits page.