Average annual temperature is 28.3 °C
Absolute maximum temperature: 43.7 °C
Absolute minimum temperature: 11.1 °C
Number of sunny days: 244 days
Number of rainy days: 121 days
Look at detailed online map of Old Napier Downs
* Weather data for Old Napier Downs 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) | 35.5 | 37.3 | 38.8 | 37.2 | 35.5 | 34.6 | 34.8 | 36.9 | 40.7 | 42.6 | 42.9 | 43.7 |
| Average daytime temperature (°C) | 31.3 | 33.7 | 34.3 | 33.0 | 31.9 | 31.0 | 29.1 | 33.9 | 37.3 | 40.1 | 40.1 | 40.2 |
| Average temperature (°C) | 27.4 | 28.4 | 28.7 | 27.3 | 24.6 | 25.1 | 22.5 | 26.8 | 29.8 | 32.5 | 33.0 | 33.2 |
| Average night temperature (°C) | 24.7 | 24.8 | 24.4 | 22.2 | 17.3 | 19.6 | 16.2 | 19.3 | 22.1 | 24.5 | 27.2 | 27.2 |
| Absolute minimum temperature (°C) | 23.6 | 22.0 | 20.8 | 16.4 | 12.7 | 14.6 | 11.1 | 17.2 | 18.6 | 20.1 | 25.2 | 20.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.0 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.5 | 12.0 | 12.5 | 12.9 | 13.1 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 8.4 | 10.0 | 10.6 | 9.9 | 10.6 | 9.4 | 10.1 | 10.7 | 10.8 | 11.3 | 11.7 | 11.7 |
| Precipitation (mm) | 609 | 221 | 53 | 109 | 2 | 30 | 0 | 0 | 0 | 0 | 49 | 37 |
| Sunny days | 1 | 6 | 15 | 16 | 29 | 25 | 30 | 31 | 30 | 28 | 17 | 16 |
| Rainy days | 30 | 22 | 16 | 14 | 2 | 5 | 1 | 0 | 0 | 3 | 13 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Old Napier Downs is at