Callawonga Beach Weather Forecast
- 13
- 21
Shower
- 13
- 21
Shower
- 12
- 20
Cloudy
- 13
- 19
Cloudy
- 13
- 20
Cloudy
- 13
- 20
Cloudy
- 13
- 23
Partly cloudy
Today 20 Dec Mount Lofty Ranges
Mostly sunny day. Slight chance of a shower later tonight. Winds south to southeasterly 15 to 25 km/h tending east to southeasterly 15 to 20 km/h in the late evening. Daytime maximum temperatures 22 to 30.
South Central Coastal Waters
- Wind
- South to southeasterly 10 to 15 knots tending east to southeasterly in the evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the afternoon, then decreasing to around 1 metre later in the evening.
- Weather
- Cloudy. The chance of a thunderstorm west of Kangaroo Island later tonight.
- Weather Situation
- A broad trough of low pressure lies over east and northern parts of the State. This area of low pressure is expected to linger over the northeast today before moving east Sunday with the next low pressure system that develops south of the bight. A high pressure ridge then extends over the west and south during Sunday, and throughout by Monday. A persistent high pressure ridge remains over the State and Coastal Waters during Tuesday and Wednesday.
Callawonga Beach Temperature Statistics View More
December Temperature
Parawa West (Second Valley Forest) (11km)
Lowest 7 December, 2025
7.1 °CAverage December
16.5 °CHighest 18 December, 2025
37 °C
Climate (2020–Present)
Parawa West (Second Valley Forest) (11km)
Average Low 2020–2025
10.4 °CAverage 2020–2025
13.4 °CAverage High 2020–2025
17.6 °C