Average annual temperature is 18.8 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 2.4 °C
Number of sunny days: 241 days
Number of rainy days: 124 days
Look at detailed online map of Joondalup
* Weather data for Joondalup Australia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.6 | 39.2 | 36.6 | 28.5 | 26.9 | 19.7 | 19.6 | 28.5 | 33.8 | 36.7 | 39.6 | 38.3 |
| Average daytime temperature (°C) | 32.0 | 31.6 | 29.1 | 22.2 | 21.4 | 16.0 | 17.1 | 18.9 | 20.7 | 25.7 | 29.3 | 30.5 |
| Average temperature (°C) | 24.9 | 24.8 | 22.6 | 17.2 | 15.9 | 12.1 | 13.2 | 13.4 | 16.1 | 19.1 | 22.7 | 24.1 |
| Average night temperature (°C) | 18.9 | 18.6 | 17.1 | 12.8 | 11.5 | 8.4 | 9.8 | 8.6 | 12.3 | 13.8 | 17.4 | 18.2 |
| Absolute minimum temperature (°C) | 13.9 | 13.8 | 14.6 | 7.6 | 5.5 | 2.4 | 5.0 | 4.4 | 5.9 | 7.7 | 13.6 | 13.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 13.9 | 13.2 | 12.3 | 11.3 | 10.5 | 10.1 | 10.3 | 11.0 | 11.9 | 12.9 | 13.7 | 14.2 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 12.9 | 12.2 | 10.6 | 9.7 | 8.1 | 8.0 | 8.1 | 9.3 | 9.9 | 11.4 | 12.4 | 13.0 |
| Precipitation (mm) | 0 | 0 | 34 | 36 | 61 | 148 | 96 | 36 | 51 | 6 | 18 | 0 |
| Sunny days | 28 | 28 | 22 | 14 | 18 | 10 | 10 | 21 | 12 | 25 | 24 | 29 |
| Rainy days | 3 | 0 | 9 | 16 | 13 | 20 | 21 | 10 | 18 | 6 | 6 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Joondalup is at