The Horn Weather Forecast
- 7
- 18
Clear
- 7
- 21
Showers increasing
- 10
- 18
Shower or two
- 7
- 19
Partly cloudy
- 7
- 18
Partly cloudy
- 8
- 18
Partly cloudy
- 6
- 19
Partly cloudy
Today 17 Aug Lower Eyre Peninsula
Partly cloudy. Medium chance of showers, becoming less likely later this evening. Winds east to northeasterly 15 to 25 km/h becoming light in the evening.
Lower West Coastal Waters
Elliston to Cape Carnot- Wind
- Variable about 10 knots becoming northeasterly 10 to 15 knots in the late evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1.5 to 2.5 metres.
- Weather
- Mostly clear.
- Weather Situation
- A high pressure system over the Tasman Sea extends a ridge over South Australia. A weakening cold front moves into far southwestern parts later on Tuesday and moves southeast across the state into Wednesday. Another high pressure system develops over the north of the state later Wednesday, with weak troughs clipping the southeast in a broad westerly flow on Thursday and Friday.
The Horn Temperature Statistics View More
August Temperature
Port Lincoln Airport (37km)
Lowest 1 August, 2026
2.6 °CAverage August
12 °CHighest 8 August, 2026
19.7 °C
Climate (2021–2026)
Port Lincoln Airport (37km)
Average Low 2021–2026
11.5 °CAverage 2021–2026
15.8 °CAverage High 2021–2026
21.3 °C