Semaphore South Weather Forecast
- 11
- 20
Cloudy
- 12
- 20
Cloud clearing
- 12
- 20
Morning shower or two
- 9
- 23
Sunny
- 14
- 28
Sunny
- 18
- 25
Showers
- 12
- 18
Shower or two
Today 4 Oct Adelaide
Cloudy. Light winds.
Adelaide Metropolitan Waters
- Wind
- Southeasterly below 10 knots.
- Seas
- Below 0.5 metres.
- 1st Swell
- West to southwesterly below 0.5 metres.
- Weather
- Cloudy.
- Weather Situation
- A high pressure system south of SA extends a ridge over the state. A cold front is forecast to pass over the southeast early Tuesday, followed quickly by a high pressure system that is expected to pass over the south of the state later Tuesday and on Wednesday, maintaining a ridge over the state. Another cold front is expected to start moving across the Bight later in the week
Semaphore South Temperature Statistics View More
October Temperature
Parafield Airport (14km)
Lowest 3 October, 2026
8.3 °CAverage October
14.8 °CHighest 1 October, 2026
23.2 °C
Climate (2021–2026)
Parafield Airport (14km)
Average Low 2021–2026
11.3 °CAverage 2021–2026
17.1 °CAverage High 2021–2026
23.6 °C