Average annual temperature is 18.5 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: 1.7 °C
Number of sunny days: 260 days
Number of rainy days: 105 days
Look at detailed online map of Merredin
* Weather data for Merredin 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) | 40.2 | 41.3 | 37.9 | 27.2 | 25.6 | 18.3 | 20.5 | 28.5 | 35.6 | 37.4 | 37.4 | 39.5 |
| Average daytime temperature (°C) | 33.4 | 34.0 | 29.7 | 21.2 | 20.5 | 14.2 | 15.6 | 19.3 | 23.9 | 27.7 | 30.8 | 32.5 |
| Average temperature (°C) | 25.4 | 26.1 | 23.0 | 15.4 | 14.2 | 9.3 | 10.2 | 12.9 | 16.8 | 20.2 | 23.7 | 24.6 |
| Average night temperature (°C) | 17.9 | 17.9 | 16.3 | 10.5 | 9.1 | 5.3 | 5.9 | 7.5 | 10.6 | 13.1 | 16.5 | 16.4 |
| Absolute minimum temperature (°C) | 12.4 | 11.4 | 12.1 | 5.7 | 3.2 | 2.2 | 1.7 | 2.5 | 3.0 | 6.1 | 11.5 | 10.6 |
| 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) | 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) | 12.6 | 12.1 | 10.4 | 9.2 | 8.6 | 7.5 | 7.5 | 8.6 | 9.9 | 11.5 | 12.1 | 12.9 |
| Precipitation (mm) | 8 | 0 | 150 | 11 | 22 | 24 | 16 | 21 | 18 | 3 | 14 | 10 |
| Sunny days | 25 | 28 | 24 | 19 | 21 | 11 | 17 | 22 | 18 | 26 | 24 | 25 |
| Rainy days | 6 | 0 | 7 | 11 | 10 | 19 | 14 | 9 | 12 | 5 | 6 | 6 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Merredin during the most sunny months:
The largest precipitation sum in Merredin is at