Glen Alpine Weather Forecast
- 14
- 29
Possible shower or storm
- 17
- 32
Shower or two
- 15
- 21
Cloudy
- 14
- 21
Cloudy
- 13
- 25
Partly cloudy
- 12
- 31
Sunny
- 14
- 35
Possible shower developing
Today 13 Dec Sydney
Cloudy. Medium chance of showers. The chance of a thunderstorm. Light winds.
Glen Alpine Temperature Statistics View More
December Temperature
Campbelltown (Mount Annan) (3km)
Lowest 1 December, 2025
7.4 °CAverage December
21.5 °CHighest 6 December, 2025
40.7 °C
Climate (2020–Present)
Campbelltown (Mount Annan) (3km)
Average Low 2020–2025
10.9 °CAverage 2020–2025
16.5 °CAverage High 2020–2025
23.9 °C