The weather in Hamilton Island in August is hot. The average temperatures are between 20°C and 22°C.
You can expect a few rainy days in Hamilton Island during August, but usually the weather is comfortable in August.
Our weather forecast can give you a great sense of what weather to expect in Hamilton Island in August 2025.
If you’re planning to visit Hamilton Island in the near future, we highly recommend that you review the 14 day weather forecast for Hamilton Island before you arrive.
Temperatures
22° / 20°
Rainy Days
1
Snowy Days
0
Dry Days
30
Rainfall
39
mm
Sun Hours
11.3
Hrs
