Istanbul Precipitation: Average Monthly Rainfall and Snowfall

This graph shows the average amount of rainfall per month in Istanbul (Marmara Region). The numbers are calculated over a 30-year period to provide a reliable average.

Most rainfall (rainy season) is seen in December.
On average, December is the wettest month with 103 mm of precipitation.
On average, August is the driest month with 24 mm of precipitation.
The average amount of annual precipitation is 730 mm.

Current rainfall in Istanbul

Mon Dec 02

12°C | 10°C

25 km/h

1.6 mm

overcast and slight rain

hourly forecast

Tue Dec 03

12°C | 9°C

22 km/h

4 mm

overcast and heavy rain

hourly forecast

Wed Dec 04

12°C | 9°C

14 km/h

2.5 mm

overcast and rain

hourly forecast

5-Day Forecast 10-Day Forecast

Interested in more climate information?

This site provides you with all the information you need about the climate in Istanbul.

Our site offers climate and forecast data for every country in the world. Are you going to Turkey? On this website you can find historical weather averages for many cities in Turkey. Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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