Joondalup Weather Forecast

Today 16 Sep
- 9
- 19
Partly cloudy
Wed 17 Sep
- 13
- 20
Showers
Thu 18 Sep
- 12
- 19
Shower or two
Fri 19 Sep
- 11
- 20
Partly cloudy
Sat 20 Sep
- 11
- 22
Sunny
Sun 21 Sep
- 13
- 25
Sunny
Mon 22 Sep
- 14
- 27
Sunny

Today 16 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 17 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 18 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
Fri 19 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
Sat 20 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
Sun 21 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
Mon 22 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

Today 16 Sep Perth

Partly cloudy. Winds west to northwesterly 15 to 20 km/h tending north to northwesterly in the evening.

Joondalup Temperature Statistics View More

September Temperature

Perth Metro (21km)

Lowest 25 July, 2025
0.3 °C
Average 2025
18.4 °C
Highest 20 January, 2025
43.6 °C
Lowest 15 August, 2025
2.6 °C
Average August
13.3 °C
Highest 13 August, 2025
26.1 °C
Lowest 9 September, 2025
3.9 °C
Average September
13.6 °C
Highest 12 September, 2025
26.5 °C

Climate (2020–Present)

Perth Metro (21km)

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Average Low 2020–2025
13.4 °C
Average 2020–2025
18.9 °C
Average High 2020–2025
25.5 °C

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