Average annual temperature is 17.4 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 2.4 °C
Number of sunny days: 166 days
Number of rainy days: 199 days
Look at detailed online map of Kástro
* Weather data for Kástro 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) | 16.2 | 17.5 | 19.0 | 18.6 | 25.0 | 30.3 | 39.6 | 35.7 | 31.9 | 27.0 | 23.4 | 18.7 |
| Average daytime temperature (°C) | 13.0 | 11.7 | 14.5 | 15.4 | 20.2 | 25.8 | 34.0 | 30.9 | 27.2 | 24.1 | 18.2 | 14.4 |
| Average temperature (°C) | 10.6 | 8.9 | 11.5 | 12.6 | 17.2 | 22.4 | 28.8 | 26.4 | 22.6 | 20.1 | 15.2 | 11.4 |
| Average night temperature (°C) | 8.0 | 6.1 | 8.4 | 9.8 | 14.2 | 18.9 | 23.5 | 22.1 | 18.7 | 16.6 | 12.2 | 8.7 |
| Absolute minimum temperature (°C) | 3.9 | 2.4 | 5.8 | 6.6 | 11.0 | 16.1 | 19.5 | 19.4 | 16.0 | 14.0 | 4.8 | 5.4 |
| 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) | 7.3 | 9.0 | 9.8 | 10.5 | 9.8 | 12.8 | 13.3 | 12.5 | 10.4 | 9.8 | 7.5 | 6.9 |
| Precipitation (mm) | 198 | 9 | 80 | 94 | 209 | 29 | 3 | 7 | 54 | 45 | 193 | 78 |
| Sunny days | 7 | 20 | 12 | 8 | 6 | 9 | 28 | 24 | 20 | 16 | 8 | 8 |
| Rainy days | 24 | 8 | 19 | 22 | 25 | 21 | 3 | 7 | 10 | 15 | 22 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kástro during the most sunny months:
The largest precipitation sum in Kástro is at