Average annual temperature is 13.6 °C
Absolute maximum temperature: 36.8 °C
Absolute minimum temperature: -5.0 °C
Number of sunny days: 183 days
Number of rainy days: 181 days
Number of snow days: 1 day
Look at detailed online map of Kostániani
* Weather data for Kostániani 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) | 13.3 | 15.7 | 18.4 | 18.7 | 24.6 | 30.7 | 36.8 | 34.4 | 30.9 | 25.0 | 19.7 | 17.0 |
| Average daytime temperature (°C) | 9.5 | 9.9 | 13.3 | 14.6 | 19.9 | 25.2 | 32.0 | 29.7 | 25.9 | 22.8 | 14.6 | 11.7 |
| Average temperature (°C) | 4.8 | 4.0 | 7.9 | 9.4 | 14.8 | 19.9 | 25.2 | 23.2 | 19.7 | 16.6 | 10.4 | 6.7 |
| Average night temperature (°C) | 1.2 | -0.1 | 3.5 | 5.1 | 10.6 | 15.3 | 19.4 | 17.8 | 15.0 | 12.2 | 6.6 | 3.1 |
| Absolute minimum temperature (°C) | -2.5 | -5.0 | 0.7 | 1.1 | 7.3 | 11.5 | 16.3 | 15.2 | 12.7 | 9.1 | -1.4 | -1.6 |
| 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) | 5.8 | 8.9 | 8.7 | 9.9 | 9.1 | 12.6 | 13.4 | 12.4 | 9.8 | 9.3 | 6.0 | 6.6 |
| Precipitation (mm) | 315 | 38 | 111 | 96 | 166 | 133 | 8 | 47 | 79 | 59 | 259 | 60 |
| Sunny days | 16 | 21 | 15 | 9 | 5 | 10 | 25 | 20 | 19 | 19 | 5 | 19 |
| Rainy days | 15 | 6 | 16 | 21 | 26 | 20 | 6 | 11 | 11 | 12 | 25 | 12 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kostániani during the most sunny months:
The largest precipitation sum in Kostániani is at