Istanbul weather in August 2025
August
Istanbul weather in August 2025
August
Day
28 °C
Night
20 °C
Sea
24 °C
Precipitation
28 mm
in month
Rainy days
4 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
74 %
Day
28 °C
Night
20 °C
Sea
24 °C
Precipitation
28 mm
in month
Rainy days
4 days
in month
Daylight
14 hours
average
Sunshine
10 hours
average
Humidity
74 %
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Weather overview
In Istanbul in August, the average air temperature ranges from 28 °C (82 °F) during the day to 20 °C (68 °F) at night. There are 4 days of rain on average, where the rainfall is 28 mm (1.09 in).
Are there good conditions to visit in Istanbul in August?
In Istanbul in August, there are ideal conditions for a vacation. The daily temperatures in this month reach pleasant 28 °C (82 °F). The temperature of the sea will be perfect at 24 °C (75 °F). At night, temperatures hover around a pleasant 20 °C (68 °F). You can expect just 4 days of rain during the month, taking an umbrella is not necessary.
What temperature can I expect during the day in Istanbul in August?
In Istanbul in August, the average daily temperatures will be 28 °C (82 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.
What is the sea temperature in August in Istanbul?
The sea will reach 24 °C (75 °F) in August in Istanbul. It will be comfortable for you to spend even a long time in a sea warm like this, there will be people for whom this temperature will be too low or too high.
How many rainy days can I expect in Istanbul in August?
In Istanbul in August, we can expect 4 days to be rainy, that is, days when precipitation exceeds 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 0.8 days of the week, or in general - 12 % days.
What is the air temperature in August in Istanbul at night?
The average night temperature in August in Istanbul is 20 °C (68 °F). A very pleasant temperature for long evening walks, fun over a drink outside, or doing sports in the morning. If possible, look for a hotel with air conditioning.
Is August part of the dry season in Istanbul?
Yes, there is a dry season in August in Istanbul with just 4 days during the month being rainy.
How long is the day (from dawn till dusk) in Istanbul in August?
The length of daylight in August in Istanbul is 14 hours.
How many sunny hours can I expect in August in Istanbul?
There is an average length of sunshine of 10 hours per day in August in Istanbul.
How humid is Istanbul in August?
Humidity in Istanbul in August is 74 %.
Is it hot in Istanbul in August?
In Istanbul in August, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.
How windy is Istanbul in August?
In August in Istanbul, there will be an average wind scale of 3. It is rather a milder or unnoticeable wind, therefore it will not bother you during your holiday.
Is the weather in Istanbul warmer in August than in July?
No, August is not warmer in Istanbul than July.
Is the sea in Istanbul warmer in August than in September?
Yes, in Istanbul the sea is warmer in August than in September by 2 °C (36 °F).
Is Istanbul rainier in August than in September?
No, in Istanbul in August it does not rain more than in September.
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