İznik Weather & Climate: Best Time to Visit
Temperatures in İznik, Marmara Region, Turkey, vary greatly throughout the year. August is the hottest month at 31°C (88°F), while January is the coldest at 9°C (48°F).
With around 725 mm (29 in) of annual rain/snowfall, the city has moderate precipitation levels. December is the wettest month and August the driest. It also has a distinct dry season from July to August. July is the sunniest month, averaging 9.6 hours of sunshine per day.
Monthly Temperature in İznik
The climate in İznik is known for significant temperature differences throughout the year, making the weather dynamic. Typically, average maximum daytime temperatures range from a very warm 31°C (88°F) in August to a chilly 9°C (48°F) in the coolest month, January.
Nights vary from 19°C (66°F) in August to around 1°C (34°F) during the colder months.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in İznik
Generally, İznik receives mid-range precipitation levels, with 725 mm (29 in) annually. The climate in İznik shows significant variation throughout the year. Expect moderate rainfall in December, the wettest month, with an average of 82 mm (3.2 in) of precipitation over 15 rainy days.
In contrast, the driest month August offers drier and sunnier days, with around 27 mm (1.1 in) of rainfall over 5 rainy days. For more details, please visit our İznik Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
Sunshine Hours in İznik
For those who appreciate different seasons, İznik serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 9.6 hours of sunshine daily, and embrace the darker days in January, offering only 2.5 hours of daily sunlight.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
İznik 3-Day Forecast
Check the conditions for any month of the year.