Average annual temperature is 10.5 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -8.7 °C
Number of sunny days: 177 days
Number of rainy days: 180 days
Number of snow days: 8 days
Look at detailed online map of Kastaniá
* Weather data for Kastaniá 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) | 10.9 | 14.5 | 17.4 | 16.7 | 18.9 | 26.0 | 34.7 | 30.7 | 26.9 | 21.6 | 18.6 | 14.9 |
| Average daytime temperature (°C) | 6.2 | 6.8 | 10.3 | 11.7 | 14.9 | 20.9 | 28.8 | 26.8 | 20.6 | 18.2 | 12.4 | 8.7 |
| Average temperature (°C) | 1.6 | 1.0 | 5.2 | 7.0 | 10.9 | 16.3 | 22.3 | 20.7 | 15.7 | 12.6 | 8.0 | 3.6 |
| Average night temperature (°C) | -2.2 | -4.1 | -0.2 | 1.6 | 6.7 | 11.4 | 15.8 | 14.9 | 11.6 | 7.9 | 3.3 | -0.6 |
| Absolute minimum temperature (°C) | -6.7 | -8.7 | -7.6 | -3.9 | 3.6 | 8.0 | 11.3 | 11.2 | 9.3 | 4.0 | -5.9 | -5.5 |
| 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) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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 | 8.2 | 8.4 | 9.8 | 8.9 | 12.1 | 13.4 | 12.6 | 8.9 | 9.3 | 6.8 | 6.8 |
| Precipitation (mm) | 182 | 24 | 98 | 141 | 185 | 115 | 9 | 16 | 375 | 32 | 127 | 82 |
| Sunny days | 15 | 16 | 15 | 5 | 2 | 11 | 26 | 20 | 19 | 18 | 11 | 19 |
| Rainy days | 15 | 6 | 15 | 25 | 29 | 19 | 5 | 11 | 11 | 13 | 19 | 12 |
| Snow days | 1 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kastaniá during the most sunny months:
The largest precipitation sum in Kastaniá is at