Average annual temperature is 24.6 °C
Absolute maximum temperature: 44.1 °C
Absolute minimum temperature: 6.5 °C
Number of sunny days: 295 days
Number of rainy days: 70 days
Look at detailed online map of Selwyn
* Weather data for Selwyn 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) | 39.9 | 39.0 | 36.1 | 36.0 | 30.6 | 31.2 | 28.7 | 32.2 | 36.5 | 40.3 | 41.1 | 44.1 |
| Average daytime temperature (°C) | 34.5 | 32.0 | 31.2 | 30.5 | 25.0 | 26.1 | 22.6 | 27.8 | 31.6 | 34.2 | 35.3 | 38.8 |
| Average temperature (°C) | 28.8 | 26.7 | 26.3 | 24.5 | 18.5 | 19.7 | 17.0 | 21.2 | 24.8 | 27.0 | 29.0 | 32.5 |
| Average night temperature (°C) | 23.8 | 22.0 | 21.7 | 18.4 | 12.4 | 13.5 | 12.2 | 14.5 | 17.9 | 19.6 | 22.8 | 25.4 |
| Absolute minimum temperature (°C) | 20.9 | 17.1 | 17.5 | 11.6 | 7.1 | 7.4 | 6.5 | 10.5 | 11.8 | 13.6 | 19.7 | 20.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.3 | 12.8 | 12.2 | 11.6 | 11.1 | 10.8 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 10.7 | 10.0 | 8.7 | 10.0 | 10.2 | 9.5 | 9.2 | 10.6 | 10.9 | 11.6 | 11.3 | 12.6 |
| Precipitation (mm) | 69 | 130 | 265 | 4 | 0 | 0 | 51 | 0 | 0 | 8 | 43 | 7 |
| Sunny days | 14 | 18 | 16 | 26 | 31 | 28 | 29 | 31 | 30 | 29 | 19 | 24 |
| Rainy days | 17 | 10 | 15 | 4 | 0 | 2 | 2 | 0 | 0 | 2 | 11 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Selwyn is at