Koonoomoo Weather Forecast
- 11
- 30
Partly cloudy
- 11
- 26
Partly cloudy
- 6
- 21
Partly cloudy
- 6
- 22
Mostly sunny
- 7
- 24
Sunny
- 10
- 27
Partly cloudy
- 13
- 27
Shower or two
Today 25 Sep Northern Country
Partly cloudy. The chance of a thunderstorm in the afternoon and evening. Light winds. Daytime maximum temperatures in the mid to high 20s.
Koonoomoo Temperature Statistics View More
September Temperature
Yarrawonga (43km)
Lowest 17 September, 2026
0 °CAverage September
12 °CHighest 20 September, 2026
28.1 °C
Climate (2021–2026)
Yarrawonga (43km)
Average Low 2021–2026
9.1 °CAverage 2021–2026
15.7 °CAverage High 2021–2026
23.2 °C