Average annual temperature is 19.1 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: 2.7 °C
Number of sunny days: 239 days
Number of rainy days: 126 days
Look at detailed online map of Swan
* Weather data for Swan 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) | 39.8 | 39.5 | 37.3 | 29.7 | 27.9 | 20.1 | 20.1 | 28.1 | 33.4 | 36.6 | 40.0 | 37.9 |
| Average daytime temperature (°C) | 33.9 | 33.2 | 30.5 | 22.8 | 21.7 | 16.1 | 17.2 | 19.3 | 21.4 | 26.9 | 31.0 | 32.3 |
| Average temperature (°C) | 25.9 | 25.5 | 23.2 | 17.2 | 16.0 | 11.7 | 12.9 | 13.3 | 16.2 | 19.5 | 23.6 | 24.9 |
| Average night temperature (°C) | 19.2 | 18.7 | 17.3 | 12.6 | 11.6 | 7.9 | 9.2 | 8.2 | 12.0 | 13.7 | 17.5 | 18.4 |
| Absolute minimum temperature (°C) | 14.1 | 14.0 | 14.6 | 7.4 | 6.2 | 2.7 | 3.3 | 3.8 | 6.3 | 7.3 | 13.8 | 13.6 |
| 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) | 14.0 | 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 | 12.1 | 10.5 | 9.5 | 8.1 | 7.6 | 8.0 | 9.0 | 9.5 | 11.2 | 12.2 | 12.9 |
| Precipitation (mm) | 0 | 0 | 44 | 38 | 53 | 123 | 98 | 31 | 69 | 6 | 12 | 0 |
| Sunny days | 29 | 28 | 21 | 15 | 18 | 11 | 10 | 22 | 9 | 25 | 22 | 29 |
| Rainy days | 2 | 0 | 10 | 15 | 13 | 19 | 21 | 9 | 21 | 6 | 8 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Swan during the most sunny months:
The largest precipitation sum in Swan is at