Average annual temperature is 19.7 °C
Absolute maximum temperature: 38.4 °C
Absolute minimum temperature: 4.0 °C
Number of sunny days: 248 days
Number of rainy days: 117 days
Look at detailed online map of Kýthnos
* Weather data for Kýthnos 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) | 18.3 | 18.5 | 20.9 | 20.6 | 24.5 | 30.3 | 38.4 | 32.2 | 31.2 | 27.7 | 28.1 | 21.3 |
| Average daytime temperature (°C) | 15.5 | 13.6 | 16.4 | 18.4 | 21.4 | 26.4 | 32.6 | 30.3 | 27.2 | 24.5 | 21.5 | 17.4 |
| Average temperature (°C) | 13.6 | 11.5 | 14.1 | 15.8 | 18.7 | 23.3 | 29.1 | 27.7 | 24.5 | 22.1 | 19.3 | 15.6 |
| Average night temperature (°C) | 11.6 | 9.0 | 11.6 | 13.3 | 16.4 | 20.5 | 25.5 | 25.3 | 21.9 | 19.7 | 16.8 | 13.5 |
| Absolute minimum temperature (°C) | 7.9 | 4.0 | 9.1 | 10.1 | 13.8 | 17.4 | 23.2 | 23.5 | 19.5 | 16.8 | 9.4 | 11.0 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 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) | 8.0 | 8.2 | 9.5 | 10.7 | 11.6 | 12.5 | 13.1 | 12.6 | 10.6 | 9.8 | 8.1 | 7.6 |
| Precipitation (mm) | 61 | 34 | 27 | 15 | 19 | 29 | 0 | 6 | 40 | 1 | 29 | 67 |
| Sunny days | 15 | 16 | 15 | 18 | 18 | 26 | 30 | 27 | 22 | 27 | 19 | 15 |
| Rainy days | 16 | 12 | 16 | 12 | 13 | 4 | 1 | 4 | 8 | 4 | 11 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kýthnos during the most sunny months:
The largest precipitation sum in Kýthnos is at