Semaphore Offshore Weather Forecast
- 15
- 21
Sunny
- 18
- 20
Shower or two
- 17
- 20
Partly cloudy
- 18
- 23
Mostly sunny
- 20
- 21
Partly cloudy
- 17
- 22
Sunny
- 20
- 23
Mostly sunny
Today 18 Apr Adelaide
Sunny. Winds easterly 15 to 20 km/h tending northeasterly 15 to 25 km/h in the morning.
Adelaide Metropolitan Waters
- Wind
- Easterly 10 to 15 knots turning northeasterly during the morning.
- Seas
- Below 1 metre.
- 1st Swell
- West to southwesterly below 0.5 metres.
- Weather
- Sunny.
Semaphore Offshore Temperature Statistics View More
April Temperature
Parafield Airport (21km)
Lowest 15 April, 2026
7.4 °CAverage April
17 °CHighest 6 April, 2026
28.3 °C
Climate (2021–Present)
Parafield Airport (21km)
Average Low 2021–2026
11.2 °CAverage 2021–2026
17 °CAverage High 2021–2026
23.5 °C