Sun Valley Weather Forecast
- 14
- 27
Mostly clear
- 17
- 26
Shower or two
- 18
- 26
Showers
- 17
- 26
Shower or two
- 16
- 26
Possible shower
- 15
- 27
Mostly sunny
- 17
- 26
Partly cloudy
Today 22 Sep Gladstone
Mostly clear. Light winds.
Sun Valley Temperature Statistics View More
September Temperature
Gladstone Radar (2km)
Lowest 20 September, 2026
14.6 °CAverage September
20.6 °CHighest 16 September, 2026
31.9 °C
Climate (2021–2026)
Gladstone Radar (2km)
Average Low 2021–2026
19.2 °CAverage 2021–2026
22.9 °CAverage High 2021–2026
28.6 °C