Average annual temperature is 19.2 °C
Absolute maximum temperature: 43.9 °C
Absolute minimum temperature: -0.3 °C
Number of sunny days: 249 days
Number of rainy days: 116 days
Look at detailed online map of Piraeus
* Weather data for Piraeus 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) | 19.0 | 19.5 | 24.6 | 23.7 | 28.0 | 35.0 | 43.9 | 37.8 | 33.2 | 29.2 | 28.5 | 21.6 |
| Average daytime temperature (°C) | 15.2 | 13.5 | 17.7 | 19.8 | 23.9 | 29.9 | 36.2 | 34.1 | 29.5 | 26.2 | 21.7 | 16.7 |
| Average temperature (°C) | 11.2 | 9.1 | 13.4 | 15.7 | 19.6 | 24.7 | 30.9 | 29.3 | 24.6 | 21.3 | 17.3 | 12.6 |
| Average night temperature (°C) | 7.8 | 5.3 | 9.3 | 11.8 | 15.5 | 20.0 | 25.2 | 24.7 | 19.9 | 16.4 | 12.4 | 8.8 |
| Absolute minimum temperature (°C) | 4.8 | -0.3 | 6.2 | 8.5 | 12.8 | 15.5 | 21.0 | 21.7 | 17.0 | 12.9 | 4.4 | 5.0 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.6 |
| 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) | 7.6 | 8.5 | 9.6 | 10.8 | 10.9 | 12.4 | 13.1 | 12.6 | 10.3 | 9.8 | 8.2 | 7.2 |
| Precipitation (mm) | 78 | 31 | 58 | 23 | 46 | 38 | 1 | 4 | 47 | 2 | 25 | 53 |
| Sunny days | 20 | 23 | 18 | 17 | 13 | 18 | 27 | 27 | 19 | 27 | 19 | 21 |
| Rainy days | 11 | 5 | 13 | 13 | 18 | 12 | 4 | 4 | 11 | 4 | 11 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Piraeus during the most sunny months:
The largest precipitation sum in Piraeus is at