Average annual temperature is 16.8 °C
Absolute maximum temperature: 42.3 °C
Absolute minimum temperature: 1.3 °C
Number of sunny days: 201 days
Number of rainy days: 164 days
Look at detailed online map of Dalkey
* Weather data for Dalkey 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) | 41.7 | 42.1 | 35.6 | 29.5 | 24.5 | 25.2 | 19.1 | 24.9 | 32.2 | 33.3 | 42.3 | 39.1 |
| Average daytime temperature (°C) | 31.2 | 30.1 | 26.2 | 22.6 | 17.9 | 16.6 | 15.3 | 17.1 | 22.5 | 22.8 | 26.1 | 26.3 |
| Average temperature (°C) | 23.4 | 23.2 | 19.6 | 16.9 | 12.8 | 12.5 | 10.6 | 12.0 | 15.7 | 16.4 | 18.7 | 19.9 |
| Average night temperature (°C) | 16.7 | 16.9 | 13.9 | 12.3 | 8.9 | 9.6 | 7.0 | 7.9 | 9.9 | 10.7 | 12.2 | 14.6 |
| Absolute minimum temperature (°C) | 11.5 | 10.7 | 9.9 | 8.5 | 3.5 | 5.4 | 1.3 | 3.2 | 3.7 | 5.3 | 8.6 | 9.1 |
| 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) | 14.1 | 13.3 | 12.3 | 11.2 | 10.3 | 9.9 | 10.1 | 10.9 | 11.9 | 12.9 | 13.9 | 14.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.8 | 11.3 | 10.0 | 8.6 | 7.4 | 6.7 | 7.4 | 8.0 | 10.6 | 10.7 | 12.2 | 10.7 |
| Precipitation (mm) | 22 | 10 | 14 | 46 | 47 | 64 | 32 | 39 | 17 | 13 | 26 | 93 |
| Sunny days | 24 | 21 | 18 | 14 | 13 | 8 | 14 | 12 | 22 | 21 | 21 | 13 |
| Rainy days | 7 | 7 | 13 | 16 | 18 | 22 | 17 | 19 | 8 | 10 | 9 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Dalkey during the most sunny months:
The largest precipitation sum in Dalkey is at