Average annual temperature is 16.5 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: -3.1 °C
Number of sunny days: 198 days
Number of rainy days: 163 days
Number of snow days: 4 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) | 17.2 | 19.7 | 22.6 | 21.9 | 24.5 | 31.1 | 40.4 | 36.4 | 31.3 | 26.2 | 24.3 | 20.5 |
| Average daytime temperature (°C) | 11.4 | 12.3 | 15.5 | 17.4 | 20.0 | 26.6 | 34.8 | 33.0 | 25.5 | 23.1 | 18.0 | 14.2 |
| Average temperature (°C) | 8.0 | 7.2 | 11.0 | 12.8 | 16.4 | 22.2 | 28.6 | 26.9 | 21.4 | 18.6 | 13.9 | 10.2 |
| Average night temperature (°C) | 4.6 | 2.6 | 6.8 | 8.4 | 12.7 | 17.8 | 22.8 | 21.4 | 17.6 | 14.7 | 9.9 | 6.9 |
| Absolute minimum temperature (°C) | -0.4 | -3.1 | 1.4 | 3.2 | 10.3 | 14.7 | 18.4 | 18.2 | 15.2 | 11.3 | 1.2 | 0.7 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.2 | 14.3 | 14.9 | 14.6 | 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 | 8.1 | 8.0 | 9.6 | 8.7 | 12.0 | 13.2 | 12.5 | 8.6 | 9.0 | 6.8 | 6.6 |
| Precipitation (mm) | 160 | 26 | 110 | 165 | 190 | 93 | 0 | 10 | 569 | 47 | 107 | 70 |
| Sunny days | 17 | 16 | 16 | 10 | 5 | 14 | 29 | 23 | 20 | 22 | 9 | 17 |
| Rainy days | 14 | 8 | 15 | 20 | 26 | 16 | 2 | 8 | 10 | 9 | 21 | 14 |
| Snow days | 0 | 4 | 0 | 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