Average annual temperature is 18.5 °C
Absolute maximum temperature: 41.3 °C
Absolute minimum temperature: 4.1 °C
Number of sunny days: 225 days
Number of rainy days: 140 days
Look at detailed online map of Koúnos
* Weather data for Koúnos 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) | 16.9 | 17.3 | 18.1 | 18.5 | 24.4 | 30.3 | 41.3 | 33.9 | 31.3 | 26.7 | 25.8 | 19.5 |
| Average daytime temperature (°C) | 14.3 | 12.6 | 15.1 | 16.4 | 20.1 | 25.4 | 32.8 | 29.8 | 27.0 | 23.9 | 19.9 | 15.8 |
| Average temperature (°C) | 12.5 | 10.6 | 12.9 | 14.1 | 17.4 | 22.3 | 28.4 | 26.4 | 23.5 | 21.2 | 18.0 | 14.1 |
| Average night temperature (°C) | 10.3 | 8.5 | 10.7 | 11.8 | 14.8 | 19.2 | 24.6 | 23.6 | 20.7 | 18.8 | 16.0 | 12.2 |
| Absolute minimum temperature (°C) | 7.2 | 4.1 | 7.9 | 8.9 | 11.9 | 16.4 | 21.8 | 22.6 | 17.4 | 17.0 | 9.7 | 8.6 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 8.0 | 8.7 | 9.6 | 10.6 | 11.3 | 12.8 | 13.1 | 12.6 | 10.2 | 9.9 | 8.3 | 7.9 |
| Precipitation (mm) | 108 | 7 | 63 | 26 | 37 | 11 | 0 | 13 | 78 | 3 | 112 | 94 |
| Sunny days | 12 | 21 | 15 | 15 | 13 | 20 | 30 | 24 | 22 | 27 | 10 | 16 |
| Rainy days | 19 | 7 | 16 | 15 | 18 | 10 | 1 | 7 | 8 | 4 | 20 | 15 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Koúnos during the most sunny months:
The largest precipitation sum in Koúnos is at