What’s the climate like in Istanbul?
The current climate of Istanbul features average monthly temperatures ranging from highs of 30°C during the day to lows of 10°C. The average yearly temperature is around 20°C. At night, temperatures in the colder months average around 5°C and in the warmer months around 23°C.
The highest temperature recorded in Istanbul in recent years was 39°C in July 2023. The lowest daytime temperature recorded was -2°C in January 2015.
On average, Istanbul gets 725 mm of precipitation each year. Of this, about 21 cm is snowfall. For comparison, London gets 701 mm of precipitation each year.
Curious about the climate in other parts of Turkey? Check out the weather and climate in places like Antalya, Bodrum, Belek, or have a look at other destinations in Turkey.
Best time to visit Istanbul?
The best time to visit Istanbul for sunny weather is April through October. During this period, you'll have good temperatures and not too much rain, making it a great time to visit Istanbul. In the other months of the year, there's too much rain or the temperature isn't ideal for a visit if you want sunny and pleasant weather.
Climate Table of Istanbul
The climate table of Istanbul shows the average temperatures, precipitation, snow, and UV index per month. The table gives an overview of the average day and night temperatures in degrees Celsius, the total amount of precipitation in millimetres, the total snowfall in centimetres, and the UV index for each month. Precipitation is always measured as water, even if it's snow or hail.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Temp. max (°C) | 10 | 12 | 13 | 18 | 22 | 27 | 30 | 30 | 26 | 21 | 17 | 13 |
| Temp. min (°C) | 5 | 6 | 7 | 10 | 15 | 20 | 22 | 23 | 20 | 15 | 12 | 8 |
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| Precipitation (mm) | 114 | 100 | 60 | 43 | 44 | 41 | 27 | 25 | 50 | 53 | 82 | 86 |
| Snow (cm) | 14 | 5,2 | 1,2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0,9 |
| UV Index | 3 | 4 | 4 | 7 | 6 | 6 | 5 | 7 | 6 | 4 | 3 | 2 |
Click on the month name to see more weather details, like daily averages, temperatures, and precipitation for the past years in that month.
- Average yearly temperature: 20°C
- Highest temperature: 30°C in July and August
- Lowest temperature: 10°C in January
- Precipitation*: 725 mm per year, averaging 60 mm per month
- Snowfall: 21 cm per year
- Driest months: 25 mm in August, 27 mm in July and 41 mm in June
- Wettest months: 114 mm in January, 100 mm in February and 86 mm in December
*Precipitation is measured as a combination of rain, snow, and hail
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Weather experiences in Istanbul
Excellent
We, me and my daughter were lucky. Sunshine every day. And e... more
Good
Been 8 days 1 day constant rain and cold, 1 day heavily clou... more
Table of Contents
Average Temperature per Month in Istanbul
This graph shows the average maximum temperatures per month in Istanbul, Turkey. The temperatures are shown in degrees Celsius and the average is calculated based on the recorded temperatures per month from past years.
Average Precipitation per Month in Istanbul
This graph shows how much precipitation Istanbul, Turkey, gets on average per month. Precipitation is always measured as water, even if it's snow or hail. This makes it easy to compare how much has fallen, regardless of the form of precipitation. The amount of precipitation is measured in millimetres and the average is calculated based on the recorded precipitation per month from past years.
Average Snowfall per Month in Istanbul
This graph shows how much snow Istanbul, Turkey, gets on average per month. The amount of snowfall is measured in centimetres and the average is calculated based on the recorded snowfall per month from past years.
Average UV Index per Month in Istanbul
This graph shows the average UV index per month in Istanbul, Turkey. The UV index indicates the intensity of ultraviolet radiation and ranges from 0 to a maximum of 11.
Yearly Temperature in Istanbul
This graph shows the average yearly temperature in Istanbul, Turkey. The yearly temperature, expressed in degrees Celsius, is the average of all twelve monthly temperatures summed up for that year.
Total Yearly Precipitation in Istanbul
This chart shows the total yearly precipitation in Istanbul, Turkey, over the past few years. The total yearly precipitation, measured in millimetres, is the sum of all the rain that fell in the twelve months of that year.
Total Yearly Snowfall in Istanbul
This chart shows the total yearly snowfall in Istanbul, Turkey, over the past few years. The total yearly snowfall, measured in centimetres, is the sum of all the snow that fell in the twelve months of that year.
Weather experiences in Istanbul
The weather in Istanbul is rated an average of 4,5 out of 5 stars by 2 visitors. Have you been to Istanbul? Share your weather experience to help other visitors.
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We, me and my daughter were lucky. Sunshine every day. And enjoyed in Istanbul . I want to go again next year with God willing.— This text is automatically translated to English
Been 8 days 1 day constant rain and cold, 1 day heavily cloudy , the rest light to cloudless and mid-day very warm 26 degrees. Breeze in the morning and evening and at night it cooled down to 16 degrees.— This text is automatically translated to English
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Average Weather in Istanbul by Month
Click on a month below to see detailed weather info for Istanbul. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.
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