Temperatures in August
It's hot in August in Istanbul with an average temperature of 30°C. Temperatures this month range from a low of 29°C to a high of 32°C. At night, you can expect temperatures between 22°C and 24°C.
Max and Min Temperatures per Day
This chart shows the daily maximum and minimum temperatures in degrees Celsius for Istanbul in August. The red line indicates the max temperatures, and the blue line shows the minimums.
Start of August
The month of August starts in Istanbul with hot temperatures, averaging around 31°C during the day and nights close to 24°C. There’s little chance of precipitation. The weather is mostly sunny and dry. Breezy clothes like shorts or a dress, plus a hat and sunglasses, are ideal.
Mid-August
By mid-August, the average daytime temperature drops to around 30°C, with nights close to 23°C. Not much precipitation expected during this period. It’s mostly dry with sunshine.
End of August
By the end of August, the average daytime temperature in Istanbul will be around 30°C, with nights close to 23°C. Barely any chance of precipitation. The weather will mostly be dry with lots of sunshine.
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Water temperature
The water temperature at Istanbul is 30°C this month. It’s really warm, perfect for a swim.
Precipitation in August
In August, there is an average of 25 mm of precipitation, spread over 3 days. The wind speed is around 4 Bft, mostly coming from the East.
The precipitation chance averages 10% per day this month.
Precipitation Chance
This chart shows the daily precipitation chance (in percentages) in August for Istanbul. 0% means it never rained on that day in the past 10 years, and 100% means it rained every day. All values in between represent the average chance of precipitation on that day.
Istanbul in August |
London | ||
|---|---|---|---|
 Average Temperature |
30°C | 22°C | |
 High Temp |
32°C | 24°C | |
| Low Temp |
29°C | 19°C | |
 Total Precipitation |
25 mm | 60 mm | |
| Rainy Days |
3 days | 10 days | |
July
UV index
The UV index is a maximum of 8 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Is August a good time to visit Istanbul?
August is a great month to be in Istanbul for sunny weather. You’ll get high temperatures and not too much rain this month.
Temperature records for Istanbul in August
With 36°C, Istanbul hit the highest temperature in the last 10 years in August 2023. The lowest daytime temperature in this month was 22°C in 2016. The extreme night temperatures ranged from a low of 17°C to a high of 27°C.
Check out the climate of Istanbul for all months and discover the best travel time
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.
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Daily Temperature in August in Istanbul
This chart shows the average daily temperatures, both day and night, for each day in August in Istanbul, measured in degrees Celsius. The red line represents the maximum temperatures, while the blue line shows the minimums. The days of the month are displayed at the bottom of the chart. The data, based on historical observations, gives an overview of the average daily temperatures during this month.
Daily Precipitation in August in Istanbul
The chart below shows the average daily precipitation in August for Istanbul, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail. The days of the month are shown at the bottom of the chart.
A low average precipitation means that the chance of rain on that day is usually small, while a higher average suggests that rain is more likely. But it’s still an average, so each day can be different. Based on historical weather data for August, you can expect around 3 days of rain in Istanbul.
Daily UV Index in August in Istanbul
This chart shows the average daily UV index in August in Istanbul, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Temperature in August in Istanbul Over the Years
This chart shows the average temperature in August in Istanbul, measured in degrees Celsius, over the past years.
Total Precipitation in August in Istanbul Over the Years
This chart shows the average precipitation in August in Istanbul, measured in millimetres over the past years. Precipitation is always measured as water, even if it’s snow or hail.
Daily climate in August for Istanbul
Click on a specific day in August for detailed info on the typical weather on that day in Istanbul. Check out the historical temperatures and precipitation over the past 10 years on this day.
Weather experiences in August in Istanbul
Have you been to Istanbul in August?
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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.
