Average annual temperature is 13.4 °C
Absolute maximum temperature: 36.0 °C
Absolute minimum temperature: -0.2 °C
Number of sunny days: 123 days
Number of rainy days: 242 days
Look at detailed online map of Mortlake
* Weather data for Mortlake 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) | 36.0 | 35.6 | 29.2 | 23.8 | 19.1 | 17.3 | 16.0 | 18.8 | 27.3 | 27.9 | 31.4 | 34.2 |
| Average daytime temperature (°C) | 25.5 | 24.1 | 20.8 | 18.2 | 14.3 | 13.0 | 13.1 | 13.7 | 17.5 | 17.2 | 20.2 | 22.5 |
| Average temperature (°C) | 18.6 | 17.8 | 15.5 | 13.8 | 10.7 | 10.0 | 9.7 | 9.8 | 12.3 | 12.2 | 14.8 | 16.6 |
| Average night temperature (°C) | 13.5 | 13.1 | 11.6 | 10.5 | 8.0 | 7.8 | 7.0 | 6.6 | 8.1 | 8.1 | 10.6 | 11.9 |
| Absolute minimum temperature (°C) | 10.0 | 8.4 | 8.8 | 5.6 | 3.7 | 3.3 | 2.3 | -0.2 | 4.4 | 3.8 | 7.4 | 8.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.5 | 13.5 | 12.3 | 11.1 | 10.1 | 9.6 | 9.8 | 10.7 | 11.8 | 13.1 | 14.2 | 14.8 |
| Daylight minimum duration (h) | 14.0 | 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) | 10.5 | 9.6 | 7.5 | 6.3 | 6.1 | 5.9 | 6.0 | 6.0 | 8.8 | 9.0 | 9.6 | 9.1 |
| Precipitation (mm) | 16 | 43 | 49 | 76 | 53 | 58 | 38 | 43 | 34 | 58 | 45 | 112 |
| Sunny days | 22 | 14 | 8 | 5 | 4 | 7 | 8 | 8 | 13 | 11 | 15 | 8 |
| Rainy days | 9 | 14 | 23 | 25 | 27 | 23 | 23 | 23 | 17 | 20 | 15 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mortlake during the most sunny months:
The largest precipitation sum in Mortlake is at