Average annual temperature is 18.5 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: 3.2 °C
Number of sunny days: 228 days
Number of rainy days: 137 days
Look at detailed online map of Ístrios
* Weather data for Ístrios 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) | 17.5 | 19.8 | 20.4 | 21.3 | 31.5 | 30.2 | 41.1 | 31.2 | 34.6 | 28.6 | 25.3 | 19.4 |
| Average daytime temperature (°C) | 15.2 | 13.1 | 16.4 | 17.7 | 22.0 | 25.7 | 32.5 | 28.7 | 29.1 | 24.7 | 20.6 | 17.1 |
| Average temperature (°C) | 12.2 | 9.7 | 13.1 | 14.6 | 18.3 | 22.2 | 27.9 | 25.2 | 24.9 | 21.0 | 17.6 | 14.2 |
| Average night temperature (°C) | 9.4 | 6.6 | 10.2 | 11.8 | 15.0 | 19.0 | 23.8 | 22.3 | 21.5 | 18.1 | 14.7 | 11.5 |
| Absolute minimum temperature (°C) | 7.5 | 3.2 | 6.9 | 8.3 | 12.4 | 15.3 | 20.1 | 21.3 | 19.1 | 15.7 | 7.5 | 8.4 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 8.3 | 9.1 | 10.0 | 11.0 | 11.4 | 13.2 | 13.3 | 12.4 | 11.4 | 9.8 | 8.5 | 7.7 |
| Precipitation (mm) | 72 | 24 | 39 | 40 | 48 | 21 | 0 | 0 | 12 | 6 | 78 | 109 |
| Sunny days | 14 | 18 | 16 | 17 | 11 | 22 | 31 | 31 | 21 | 23 | 12 | 12 |
| Rainy days | 17 | 10 | 15 | 13 | 20 | 8 | 0 | 0 | 9 | 8 | 18 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ístrios during the most sunny months:
The largest precipitation sum in Ístrios is at