Average annual temperature is 12.2 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -6.7 °C
Number of sunny days: 161 days
Number of rainy days: 195 days
Number of snow days: 9 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) | 12.9 | 14.9 | 18.7 | 17.8 | 20.0 | 26.6 | 35.6 | 30.6 | 28.6 | 23.7 | 18.6 | 14.0 |
| Average daytime temperature (°C) | 7.4 | 7.9 | 11.4 | 12.7 | 16.6 | 22.0 | 28.9 | 26.3 | 22.1 | 19.3 | 12.8 | 9.6 |
| Average temperature (°C) | 4.0 | 3.3 | 6.8 | 8.4 | 12.7 | 17.9 | 23.8 | 21.6 | 17.9 | 14.8 | 8.8 | 5.7 |
| Average night temperature (°C) | 1.0 | -0.6 | 2.7 | 4.2 | 9.1 | 13.6 | 18.5 | 16.8 | 14.3 | 11.0 | 4.9 | 2.3 |
| Absolute minimum temperature (°C) | -3.4 | -6.7 | -2.6 | 0.2 | 5.8 | 10.1 | 13.2 | 11.8 | 12.2 | 7.3 | -4.4 | -3.1 |
| 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 | 8.9 | 8.9 | 10.1 | 9.8 | 12.0 | 13.3 | 12.4 | 9.7 | 9.2 | 7.0 | 6.7 |
| Precipitation (mm) | 91 | 19 | 45 | 111 | 127 | 127 | 21 | 39 | 141 | 26 | 63 | 48 |
| Sunny days | 14 | 18 | 15 | 4 | 4 | 5 | 19 | 16 | 13 | 20 | 12 | 21 |
| Rainy days | 14 | 6 | 15 | 26 | 27 | 25 | 12 | 15 | 17 | 11 | 17 | 10 |
| Snow days | 3 | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Kastaniá during the most sunny months:
The largest precipitation sum in Kastaniá is at