Average annual temperature is 15.2 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 173 days
Number of rainy days: 190 days
Number of snow days: 2 days
Look at detailed online map of Petrálona
* Weather data for Petrálona Greece is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 15.3 | 18.9 | 18.8 | 19.3 | 23.7 | 30.6 | 39.6 | 36.0 | 32.9 | 27.0 | 22.7 | 17.8 |
| Average daytime temperature (°C) | 11.7 | 10.6 | 13.8 | 15.3 | 20.3 | 25.4 | 33.3 | 30.4 | 27.3 | 23.6 | 17.0 | 13.5 |
| Average temperature (°C) | 7.6 | 5.8 | 9.2 | 10.7 | 15.5 | 20.4 | 26.6 | 24.2 | 20.9 | 17.7 | 13.1 | 9.3 |
| Average night temperature (°C) | 4.3 | 2.2 | 5.5 | 6.8 | 11.3 | 16.0 | 20.8 | 19.2 | 16.0 | 13.4 | 9.9 | 6.1 |
| Absolute minimum temperature (°C) | -0.7 | -4.5 | 2.0 | 3.1 | 8.5 | 13.4 | 16.4 | 16.8 | 13.2 | 10.9 | 3.4 | 0.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 8.6 | 9.2 | 10.5 | 10.5 | 12.6 | 13.2 | 12.4 | 10.3 | 9.7 | 7.3 | 7.0 |
| Precipitation (mm) | 157 | 17 | 115 | 111 | 168 | 85 | 5 | 14 | 46 | 23 | 184 | 72 |
| Sunny days | 10 | 20 | 15 | 9 | 7 | 9 | 28 | 16 | 17 | 20 | 8 | 14 |
| Rainy days | 21 | 6 | 16 | 21 | 24 | 21 | 3 | 15 | 13 | 11 | 22 | 17 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Petrálona during the most sunny months:
The largest precipitation sum in Petrálona is at