Second Valley Weather Forecast
- 15
- 32
Sunny
- 19
- 36
Sunny
- 14
- 19
Windy
- 12
- 19
Windy
- 12
- 21
Partly cloudy
- 14
- 23
Partly cloudy
- 14
- 24
Partly cloudy
Today 28 Dec Mount Lofty Ranges
Sunny. Winds north to northeasterly 15 to 20 km/h tending southeast to southwesterly in the early afternoon then tending east to southeasterly in the evening. Daytime maximum temperatures in the low to mid 30s.
Investigator Strait Coastal Waters
- Wind
- East to northeasterly about 10 knots tending east to southeasterly 10 to 15 knots in the late afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- West to southwesterly around 1 metre, increasing to 1 to 1.5 metres later in the evening.
- Weather
- Sunny.
- Weather Situation
- A high pressure system centred near Tasmania maintains a broad ridge over most of South Australia, with a trough crossing the Bight. The high centre moves eastward into the Tasman Sea today and Monday while the trough builds over central SA and slowly moves eastward. The trough moves into the northeast of SA on Wednesday while a high passes south of the Bight.
Second Valley Temperature Statistics View More
December Temperature
Parawa West (Second Valley Forest) (8km)
Lowest 7 December, 2025
7.1 °CAverage December
15.5 °CHighest 18 December, 2025
37 °C
Climate (2020–Present)
Parawa West (Second Valley Forest) (8km)
Average Low 2020–2025
10.4 °CAverage 2020–2025
13.4 °CAverage High 2020–2025
17.6 °C