Average annual temperature is 17.5 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: 0.4 °C
Number of sunny days: 218 days
Number of rainy days: 147 days
Look at detailed online map of Merriwa
* Weather data for Merriwa 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) | 36.2 | 36.5 | 36.9 | 25.1 | 21.3 | 22.2 | 22.0 | 23.2 | 31.5 | 33.0 | 35.3 | 38.1 |
| Average daytime temperature (°C) | 29.9 | 30.3 | 28.9 | 21.9 | 17.9 | 16.4 | 17.0 | 19.2 | 23.6 | 25.4 | 27.5 | 31.5 |
| Average temperature (°C) | 22.9 | 23.1 | 22.2 | 16.4 | 12.1 | 10.9 | 11.1 | 12.5 | 16.2 | 18.3 | 20.8 | 24.2 |
| Average night temperature (°C) | 17.3 | 17.3 | 17.0 | 12.2 | 7.5 | 6.8 | 6.7 | 7.2 | 9.6 | 11.8 | 15.6 | 18.2 |
| Absolute minimum temperature (°C) | 13.2 | 13.1 | 10.8 | 7.7 | 3.9 | 0.6 | 0.4 | 2.7 | 2.6 | 7.7 | 11.1 | 14.2 |
| 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 | 13.8 | 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) | 10.4 | 11.6 | 9.7 | 9.0 | 9.0 | 8.0 | 7.9 | 9.3 | 10.6 | 11.0 | 10.1 | 11.2 |
| Precipitation (mm) | 55 | 22 | 102 | 38 | 2 | 19 | 13 | 19 | 12 | 43 | 92 | 43 |
| Sunny days | 11 | 18 | 14 | 13 | 25 | 21 | 21 | 19 | 25 | 26 | 9 | 16 |
| Rainy days | 20 | 10 | 17 | 17 | 6 | 9 | 10 | 12 | 5 | 5 | 21 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Merriwa is at