Rottnest Island Airport Weather Forecast

Today 29 Sep
- 14
- 19
Shower or two
Wed 30 Sep
- 14
- 19
Showers
Thu 1 Oct
- 13
- 18
Partly cloudy
Fri 2 Oct
- 13
- 19
Sunny
Sat 3 Oct
- 14
- 19
Sunny
Sun 4 Oct
- 15
- 19
Partly cloudy
Mon 5 Oct
- 16
- 20
Partly cloudy

Today 29 Sep
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Wed 30 Sep
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Thu 1 Oct
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Fri 2 Oct
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sat 3 Oct
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Sun 4 Oct
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Mon 5 Oct
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm

Today 29 Sep Lower West

Partly cloudy. Medium chance of showers in the south, slight chance elsewhere. Light winds.

Rottnest Island Airport Temperature Statistics View More

September Temperature

Rottnest Island (3km)

Lowest 9 August, 2026
7.4 °C
Average 2026
18.5 °C
Highest 2 February, 2026
39.4 °C
Lowest 9 August, 2026
7.4 °C
Average August
15.6 °C
Highest 16 August, 2026
23.2 °C
Lowest 9 September, 2026
11.5 °C
Average September
16.5 °C
Highest 16 September, 2026
27.8 °C

Climate (2021–2026)

Rottnest Island (3km)

Take a look at our website widgetsAvailable free! Find Out More

Average Low 2021–2026
16.1 °C
Average 2021–2026
18.9 °C
Average High 2021–2026
22.8 °C

Get WillyWeather+ to remove ads