Average annual temperature is 24.3 °C
Absolute maximum temperature: 37.7 °C
Absolute minimum temperature: 10.5 °C
Number of sunny days: 224 days
Number of rainy days: 141 days
Look at detailed online map of Old Glenroy
* Weather data for Old Glenroy 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) | 35.4 | 34.7 | 35.1 | 35.6 | 29.9 | 29.8 | 27.9 | 31.9 | 34.7 | 36.8 | 37.7 | 37.2 |
| Average daytime temperature (°C) | 30.8 | 31.0 | 32.2 | 30.6 | 26.9 | 27.7 | 24.9 | 27.5 | 30.3 | 33.4 | 33.8 | 33.2 |
| Average temperature (°C) | 26.3 | 26.2 | 27.0 | 25.1 | 20.9 | 21.8 | 19.7 | 21.1 | 23.4 | 25.7 | 27.0 | 27.6 |
| Average night temperature (°C) | 22.5 | 22.3 | 22.7 | 20.5 | 15.1 | 16.5 | 15.0 | 14.7 | 17.0 | 19.7 | 21.9 | 23.5 |
| Absolute minimum temperature (°C) | 20.6 | 19.5 | 19.6 | 17.0 | 11.0 | 13.2 | 10.5 | 11.9 | 14.9 | 17.0 | 19.5 | 20.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.2 | 12.8 | 12.2 | 11.6 | 11.1 | 10.9 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.6 | 8.8 | 10.3 | 10.1 | 9.8 | 9.8 | 9.0 | 10.5 | 11.0 | 11.5 | 10.5 | 10.4 |
| Precipitation (mm) | 374 | 107 | 68 | 92 | 3 | 2 | 59 | 1 | 6 | 3 | 34 | 72 |
| Sunny days | 11 | 7 | 13 | 17 | 26 | 25 | 19 | 29 | 27 | 25 | 16 | 9 |
| Rainy days | 20 | 21 | 18 | 13 | 5 | 5 | 12 | 2 | 3 | 6 | 14 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Old Glenroy is at