Average annual temperature is 13.5 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -1.8 °C
Number of sunny days: 176 days
Number of rainy days: 189 days
Look at detailed online map of Merton
* Weather data for Merton 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) | 33.4 | 36.4 | 32.6 | 23.9 | 18.2 | 18.3 | 14.5 | 17.6 | 24.0 | 25.2 | 28.6 | 33.1 |
| Average daytime temperature (°C) | 27.3 | 26.3 | 23.3 | 18.5 | 13.2 | 11.3 | 11.7 | 13.3 | 17.8 | 17.5 | 22.7 | 24.9 |
| Average temperature (°C) | 20.4 | 19.3 | 17.4 | 13.0 | 9.1 | 8.3 | 7.9 | 8.6 | 12.1 | 12.2 | 16.1 | 18.7 |
| Average night temperature (°C) | 13.8 | 13.1 | 12.1 | 8.7 | 5.7 | 5.7 | 4.7 | 4.4 | 7.1 | 6.9 | 10.8 | 13.0 |
| Absolute minimum temperature (°C) | 7.8 | 6.5 | 6.5 | 3.4 | 1.2 | -1.8 | -0.1 | -1.2 | 1.0 | 0.6 | 4.6 | 7.4 |
| 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) | 14.4 | 13.5 | 12.3 | 11.1 | 10.2 | 9.7 | 9.9 | 10.7 | 11.9 | 13.0 | 14.1 | 14.6 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.8 | 11.6 | 9.6 | 8.2 | 6.6 | 4.8 | 6.1 | 7.6 | 10.0 | 9.1 | 11.5 | 11.2 |
| Precipitation (mm) | 39 | 23 | 84 | 63 | 46 | 94 | 41 | 54 | 21 | 100 | 85 | 70 |
| Sunny days | 17 | 22 | 13 | 17 | 13 | 6 | 11 | 13 | 19 | 16 | 15 | 14 |
| Rainy days | 14 | 6 | 18 | 13 | 18 | 24 | 20 | 18 | 11 | 15 | 15 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Merton during the most sunny months:
The largest precipitation sum in Merton is at