Average annual temperature is 14.5 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: 1.4 °C
Number of sunny days: 151 days
Number of rainy days: 214 days
Look at detailed online map of Mount Barker
* Weather data for Mount Barker 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) | 34.4 | 35.4 | 31.2 | 25.9 | 21.8 | 16.7 | 17.9 | 20.9 | 25.6 | 31.1 | 30.6 | 35.4 |
| Average daytime temperature (°C) | 25.2 | 26.3 | 23.7 | 19.4 | 17.4 | 12.7 | 14.2 | 15.3 | 18.0 | 20.3 | 22.8 | 24.3 |
| Average temperature (°C) | 18.0 | 19.2 | 17.7 | 14.3 | 12.8 | 9.3 | 10.6 | 10.8 | 13.1 | 14.4 | 16.6 | 17.7 |
| Average night temperature (°C) | 13.0 | 14.0 | 13.7 | 10.7 | 9.3 | 6.5 | 7.5 | 7.1 | 9.1 | 9.9 | 12.3 | 12.8 |
| Absolute minimum temperature (°C) | 9.2 | 9.7 | 7.9 | 5.5 | 5.8 | 2.4 | 2.5 | 1.4 | 2.1 | 4.8 | 8.3 | 7.8 |
| 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 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.2 | 13.3 | 12.3 | 11.2 | 10.3 | 9.9 | 10.1 | 10.9 | 11.9 | 13.0 | 13.9 | 14.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.2 | 11.2 | 8.9 | 8.2 | 7.2 | 7.3 | 7.4 | 8.0 | 9.0 | 9.4 | 10.1 | 10.5 |
| Precipitation (mm) | 10 | 4 | 58 | 41 | 39 | 63 | 38 | 58 | 44 | 18 | 36 | 15 |
| Sunny days | 17 | 18 | 13 | 9 | 14 | 5 | 10 | 13 | 10 | 13 | 12 | 17 |
| Rainy days | 14 | 10 | 18 | 21 | 17 | 25 | 21 | 18 | 20 | 18 | 18 | 14 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Mount Barker is at