Average annual temperature is 16.7 °C
Absolute maximum temperature: 42.4 °C
Absolute minimum temperature: -3.0 °C
Number of sunny days: 187 days
Number of rainy days: 177 days
Number of snow days: 1 day
Look at detailed online map of İznik
* Weather data for İznik Turkey is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 20.7 | 21.7 | 22.4 | 24.5 | 32.3 | 32.3 | 42.4 | 39.5 | 34.4 | 28.6 | 30.9 | 20.8 |
| Average daytime temperature (°C) | 13.1 | 10.9 | 14.7 | 18.0 | 22.1 | 27.5 | 33.2 | 34.8 | 29.6 | 24.0 | 18.3 | 14.6 |
| Average temperature (°C) | 8.5 | 6.5 | 10.4 | 13.3 | 17.2 | 22.3 | 26.8 | 28.0 | 23.2 | 18.8 | 14.0 | 10.4 |
| Average night temperature (°C) | 5.0 | 2.5 | 6.9 | 9.1 | 12.8 | 17.5 | 20.5 | 22.5 | 18.2 | 14.3 | 10.5 | 7.2 |
| Absolute minimum temperature (°C) | -0.4 | -3.0 | 0.9 | 5.2 | 7.6 | 14.9 | 16.4 | 20.0 | 14.7 | 11.0 | -0.3 | 1.4 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| 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) | 6.4 | 6.7 | 5.9 | 9.0 | 9.6 | 12.0 | 13.0 | 11.8 | 10.9 | 8.6 | 5.9 | 6.0 |
| Precipitation (mm) | 34 | 69 | 111 | 79 | 80 | 67 | 24 | 6 | 30 | 26 | 213 | 61 |
| Sunny days | 20 | 12 | 11 | 9 | 8 | 11 | 23 | 28 | 14 | 21 | 10 | 20 |
| Rainy days | 11 | 15 | 20 | 21 | 23 | 19 | 8 | 3 | 16 | 10 | 20 | 11 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit İznik during the most sunny months:
The largest precipitation sum in İznik is at