The Sisters Weather Forecast
- 1
- 15
Mostly clear
- 5
- 15
Showers
- 7
- 14
Rain
- 6
- 12
Rain
- 5
- 14
Showers
- 4
- 13
Showers
- 6
- 15
Shower or two
Today 7 Aug South West
Mostly clear. Slight chance of a shower. Winds northerly 15 to 20 km/h becoming light in the evening then becoming north to northeasterly 15 to 20 km/h in the late evening.
The Sisters Temperature Statistics View More
August Temperature
Mortlake Racecourse (13km)
Lowest 1 August, 2026
-0.5 °CAverage August
7.7 °CHighest 2 August, 2026
14.9 °C
Climate (2021–2026)
Mortlake Racecourse (13km)
Average Low 2021–2026
8.1 °CAverage 2021–2026
13.4 °CAverage High 2021–2026
19.8 °C