Average annual temperature is 15.0 °C
Absolute maximum temperature: 38.9 °C
Absolute minimum temperature: -5.0 °C
Number of sunny days: 180 days
Number of rainy days: 182 days
Number of snow days: 3 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) | 16.9 | 18.8 | 20.2 | 20.3 | 24.3 | 29.9 | 38.9 | 35.0 | 29.4 | 25.8 | 23.5 | 18.2 |
| Average daytime temperature (°C) | 11.4 | 11.0 | 14.0 | 16.3 | 20.2 | 25.6 | 31.3 | 30.3 | 25.6 | 22.1 | 16.5 | 12.9 |
| Average temperature (°C) | 7.2 | 5.6 | 9.3 | 11.5 | 15.8 | 20.8 | 26.0 | 25.1 | 20.4 | 17.2 | 12.2 | 8.2 |
| Average night temperature (°C) | 3.9 | 1.4 | 5.0 | 6.8 | 11.6 | 15.8 | 20.2 | 19.9 | 15.9 | 12.9 | 8.4 | 4.3 |
| Absolute minimum temperature (°C) | -0.8 | -5.0 | 0.6 | 2.7 | 7.5 | 12.8 | 14.8 | 15.5 | 12.4 | 8.0 | 0.1 | -2.7 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| 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) | 6.5 | 8.4 | 7.9 | 9.8 | 9.7 | 11.9 | 13.2 | 12.1 | 9.5 | 8.7 | 7.1 | 5.9 |
| Precipitation (mm) | 66 | 15 | 60 | 92 | 189 | 135 | 21 | 24 | 137 | 23 | 59 | 79 |
| Sunny days | 15 | 22 | 15 | 10 | 2 | 9 | 18 | 18 | 12 | 21 | 16 | 22 |
| Rainy days | 16 | 4 | 16 | 20 | 29 | 21 | 13 | 13 | 18 | 10 | 13 | 9 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Petrálona during the most sunny months:
The largest precipitation sum in Petrálona is at