Grassmere Weather Forecast
- 10
- 24
Cloudy
- 14
- 22
Showers
- 11
- 19
Showers
- 10
- 15
Showers
- 9
- 15
Shower or two
- 7
- 16
Partly cloudy
- 6
- 17
Partly cloudy
Today 29 Sep Warrnambool
Cloudy. Winds northerly 25 to 40 km/h.
Grassmere Temperature Statistics View More
September Temperature
Warrnambool Airport (6km)
Lowest 22 September, 2026
-0.3 °CAverage September
11.2 °CHighest 20 September, 2026
24.8 °C
Climate (2021–2026)
Warrnambool Airport (6km)
Average Low 2021–2026
8.8 °CAverage 2021–2026
13.5 °CAverage High 2021–2026
19.2 °C