Yilki Weather Forecast
- 4
- 17
Cloudy
- 9
- 15
Cloudy
- 7
- 16
Mostly sunny
- 6
- 20
Sunny
- 9
- 23
Partly cloudy
- 13
- 24
Shower or two
- 11
- 23
Shower or two
Today 8 Sep Mount Lofty Ranges
Cloudy. Winds south to southwesterly 15 to 20 km/h becoming light in the late afternoon then becoming southerly 15 to 25 km/h in the evening.
South Central Coastal Waters
- Wind
- Southerly 15 to 20 knots increasing to 20 to 25 knots in the evening. Winds reaching up to 30 knots in the late evening.
- Seas
- Around 1 metre, increasing to 1.5 metres later in the evening.
- 1st Swell
- Southwesterly 3 metres.
- Weather
- Cloudy.
- Weather Situation
- A high pressure system centred south of WA extends a ridge across the south of SA. The main high centre will move eastwards during the week to be centred to the east of SA on Friday. A trough over the interior of WA will remain stationary for most of the week and may extend into the far west of SA at times. Another low pressure trough will approach from the west on Saturday.
Yilki Temperature Statistics View More
September Temperature
Encounter Bay (1km)
Lowest 7 September, 2026
6.9 °CAverage September
14 °CHighest 1 September, 2026
22.4 °C
Climate (2021–2026)
Encounter Bay (1km)
Average Low 2021–2026
10.5 °CAverage 2021–2026
15.2 °CAverage High 2021–2026
20.7 °C