Rottnest Island Airport Weather Forecast

Today 18 Jan
- 17
- 24
Windy. Clear
Mon 19 Jan
- 19
- 28
Wind easing. Sunny
Tue 20 Jan
- 22
- 35
Sunny
Wed 21 Jan
- 23
- 33
Sunny
Thu 22 Jan
- 22
- 29
Sunny
Fri 23 Jan
- 20
- 26
Becoming windy. Sunny
Sat 24 Jan
- 17
- 24
Windy. Cloud clearing

Today 18 Jan
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 19 Jan
1. 2 am
2. 5 am
3. 8 am
4. 11 am
5. 2 pm
6. 5 pm
7. 8 pm
8. 11 pm
Tue 20 Jan
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 21 Jan
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 22 Jan
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 23 Jan
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 24 Jan
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 18 Jan Lower West

Clear. Winds southwesterly 20 to 30 km/h turning southerly 15 to 20 km/h in the evening.

Rottnest Island Airport Temperature Statistics View More

January Temperature

Rottnest Island (3km)

Lowest 9 January, 2026
16.5 °C
Average 2026
22.1 °C
Highest 1 January, 2026
31.2 °C
Lowest 21 December, 2025
14.6 °C
Average December
21.6 °C
Highest 25 December, 2025
40.9 °C
Lowest 9 January, 2026
16.5 °C
Average January
22.1 °C
Highest 1 January, 2026
31.2 °C

Climate (2021–Present)

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