Average annual temperature is 11.6 °C
Absolute maximum temperature: 28.8 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 142 days
Number of rainy days: 223 days
Look at detailed online map of Saint Marys
* Weather data for Saint Marys 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) | 27.1 | 28.8 | 24.5 | 21.0 | 16.8 | 15.7 | 15.8 | 16.8 | 23.0 | 24.3 | 26.9 | 26.5 |
| Average daytime temperature (°C) | 20.3 | 20.7 | 18.3 | 16.7 | 13.1 | 11.9 | 12.7 | 13.3 | 16.1 | 16.5 | 18.4 | 19.8 |
| Average temperature (°C) | 15.5 | 15.5 | 13.5 | 12.0 | 8.8 | 8.0 | 8.5 | 8.3 | 10.5 | 10.7 | 13.4 | 14.5 |
| Average night temperature (°C) | 11.9 | 11.5 | 9.6 | 8.6 | 5.3 | 5.0 | 5.1 | 4.5 | 5.9 | 5.6 | 9.3 | 9.6 |
| Absolute minimum temperature (°C) | 7.9 | 6.8 | 4.8 | 4.2 | 1.0 | -0.6 | -0.1 | -1.9 | 1.0 | -0.1 | 3.2 | 5.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 |
| Daylight mean duration (h) | 14.8 | 13.7 | 12.4 | 11.0 | 9.8 | 9.2 | 9.5 | 10.5 | 11.8 | 13.2 | 14.5 | 15.1 |
| Daylight minimum duration (h) | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 10.3 | 10.6 | 8.7 | 7.8 | 7.1 | 6.4 | 6.9 | 8.0 | 9.7 | 10.2 | 9.7 | 10.8 |
| Precipitation (mm) | 86 | 68 | 198 | 70 | 34 | 123 | 26 | 36 | 24 | 90 | 90 | 86 |
| Sunny days | 5 | 11 | 7 | 13 | 19 | 14 | 18 | 13 | 16 | 12 | 5 | 9 |
| Rainy days | 26 | 17 | 24 | 17 | 12 | 16 | 13 | 18 | 14 | 19 | 25 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Saint Marys is at