Melbourne Weather in September
In September, Melbourne averages a high of 18°C (64°F) and a low of 9°C (48°F), from 55 years of daily records (1971–2026).
18°C
Average high
64°F
9°C
Average low
48°F
31°C
Record high
87°F · September 26, 1987
0°C
Record low
33°F · September 14, 2022
What September Is Like in Melbourne
- The September heat record, 31°C (87°F) on September 26, 1987, has stood for 39 years.
- The warmest September in the record was 2013; the coldest was 1992.
At least 1 mm of rain falls on 32% of September days, and the month averages 52 mm in total.
Warmest: 2023 (20.3°C)Latest: 2025 (18.2°C)10-year averageLong-run average (17.7°C)
Look Up a Day in September
See the weather in Melbourne on any September date, year by year.
Source: NOAA GHCN-Daily, Melbourne Regional Office (1971–2015); Essendon Airport (2015–2026). Averages cover 1971–2026. How we compute this