Average annual temperature is 18.8 °C
Absolute maximum temperature: 35.5 °C
Absolute minimum temperature: 4.8 °C
Number of sunny days: 219 days
Number of rainy days: 146 days
Look at detailed online map of Sísion
* Weather data for Sísion 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) | 18.8 | 21.2 | 22.4 | 24.7 | 26.4 | 28.1 | 35.5 | 32.2 | 32.0 | 27.3 | 30.7 | 22.5 |
| Average daytime temperature (°C) | 15.5 | 13.2 | 16.2 | 18.3 | 20.4 | 25.0 | 30.5 | 29.0 | 26.7 | 23.9 | 22.0 | 17.7 |
| Average temperature (°C) | 12.3 | 10.7 | 13.2 | 15.0 | 17.5 | 22.1 | 27.8 | 26.3 | 24.3 | 21.3 | 18.8 | 15.2 |
| Average night temperature (°C) | 9.3 | 8.3 | 10.4 | 11.9 | 15.0 | 19.5 | 25.2 | 24.2 | 22.3 | 19.0 | 15.9 | 13.0 |
| Absolute minimum temperature (°C) | 7.4 | 4.8 | 7.8 | 9.7 | 11.8 | 15.9 | 21.5 | 22.6 | 19.2 | 16.9 | 11.0 | 10.6 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 8.6 | 8.5 | 9.7 | 10.5 | 10.9 | 12.8 | 13.1 | 12.5 | 11.2 | 9.9 | 9.0 | 7.9 |
| Precipitation (mm) | 47 | 49 | 59 | 33 | 54 | 42 | 0 | 1 | 9 | 8 | 31 | 42 |
| Sunny days | 12 | 14 | 14 | 17 | 11 | 23 | 30 | 28 | 18 | 21 | 17 | 14 |
| Rainy days | 19 | 14 | 17 | 13 | 20 | 7 | 1 | 3 | 12 | 10 | 13 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sísion during the most sunny months:
The largest precipitation sum in Sísion is at