Garden Island Weather Forecast
- 6
- 18
Sunny
- 8
- 19
Sunny
- 9
- 17
Mostly sunny
- 5
- 15
Mostly sunny
- 5
- 16
Mostly sunny
- 6
- 17
Partly cloudy
- 7
- 19
Sunny
Today 27 Jul Illawarra
Mostly sunny. Areas of frost and patchy fog inland in the morning. Slight chance of a shower along the coastal fringe, near zero chance elsewhere. Light winds becoming north to northeasterly 15 to 20 km/h in the middle of the day then becoming light in the evening. Overnight temperatures falling to between zero and 6 with daytime temperatures reaching between 14 and 18.
Garden Island Temperature Statistics View More
July Temperature
Nowra (RAN Air Station) (18km)
Lowest 12 July, 2026
5.1 °CAverage July
11.9 °CHighest 2 July, 2026
20.6 °C
Climate (2021–2026)
Nowra (RAN Air Station) (18km)
Average Low 2021–2026
12.1 °CAverage 2021–2026
16.6 °CAverage High 2021–2026
22.6 °C