Istanbul in august: average Weather, Temperature and Climate
Weather in Istanbul in august 2025
The weather in Istanbul in the month of august comes from statistical datas on the past years. You can view the weather statistics for the whole month, but also by using the tabs for the beginning, the middle and the end of the month.
Average weather throughout august
perfect weather UV index: 7
Weather at 6am
79°F
Clear/Sunny
67% of time
23%
5%
4%
Weather at 12pm
85°F
Clear/Sunny
85% of time
9%
5%
2%
Weather at 6pm
79°F
Clear/Sunny
84% of time
13%
3%
1%
Weather at 3am
76°F
69%
23%
5%
3%
Evolution of daily average temperature and precipitation in Istanbul in august
These charts show the evolution of average minimum/maximum temperatures as well as average daily precipitation volume in Istanbul in august.
The climate of Istanbul in august is perfect
In august in Istanbul, the climate is dry ; it hardly ever rains (0.8in of rainfall over 1 days).
The climate quite comfortable in this location this month. The thermometer averaged maximum of 85°F. The seasonal minimum is 79°F. Thus, the mean temperature average in august in Istanbul is 81°F. These temperatures are far removed from those records observed in Istanbul in august with a maximum record of 97°F in 2021 and a minimum record of 68°F in 2011. You can expect to have about 9 days with temperatures up to 86°F, or 29 of the month.
Day length in Istanbul in august is 13:49. Sunrise is at 06:14 and sets at 20:03.
With a perfect climate, august is advisable to go in this city in Turkey.
Seasonal average climate and temperature of Istanbul in august
Check below seasonal norms These statistics are generated from the weather statements of the last years of august.
| August | |||||
| Outside temperature | |||||
| Average temperature | 81°F | ||||
| Highest temperature | 85°F | ||||
| Lowest temperature | 79°F | ||||
| Highest record temperature | 97°F (2021) | ||||
| Lowest record temperature | 68°F (2011) | ||||
| Number of days at +86°F | 9 day(s) (29%) | ||||
| Number of days at +65°F | 31 day(s) (100%) | ||||
| Sea temperature | |||||
| Average sea temperature | 77°F | ||||
| Lowest sea temperature | 73°F | ||||
| Highest sea temperature | 81°F | ||||
| Wind | |||||
| Wind speed | 28km/h | ||||
| Wind temperature | 79°F | ||||
| Precipitation (rainfall) | |||||
| Rainfall | 0.8in | ||||
| Number of days with rainfall | 1 day(s) (3%) | ||||
| Record daily rainfall | 1.6in (2012) | ||||
| Other climate data | |||||
| Humidity | 70% | ||||
| Visibility | 9.92km | ||||
| Cloud cover | 11% | ||||
| UV index | 7 | ||||
| Daily sunshine hours | 12 | ||||
| Sunrise and sunset | |||||
| Time of sunrise | 06:14 | ||||
| Time of sunset | 20:03 | ||||
| Length of day | 13:49 | ||||
| Our opinion about the weather in august | |||||
| Our opinion at whereandwhen.net | perfect | ||||
How was the weather last august?
Here is the day by day recorded weather in Istanbul in august 2024:
74°F to 83°F
72°F to 86°F
74°F to 88°F
76°F to 88°F
77°F to 85°F
74°F to 86°F
76°F to 83°F
74°F to 83°F
76°F to 85°F
76°F to 86°F
76°F to 88°F
76°F to 86°F
76°F to 90°F
77°F to 90°F
77°F to 86°F
76°F to 85°F
76°F to 83°F
76°F to 85°F
74°F to 85°F
74°F to 88°F
76°F to 86°F
76°F to 88°F
76°F to 86°F
76°F to 86°F
76°F to 86°F
76°F to 85°F
76°F to 85°F
74°F to 85°F
74°F to 81°F
74°F to 81°F
74°F to 81°F
Map: other cities in Turkey in august
Cities near Istanbul:
| Bueyuekcekmece in august | perfect weather |
| Gebze in august | perfect weather |
| Catalca in august | perfect weather |
| Yalova in august | perfect weather |
| Sile in august | perfect weather |
| Mudanya in august | perfect weather |
| Bursa in august | perfect weather |
| Bandırma in august | perfect weather |
| Marmara in august | perfect weather |
| Tekirdağ in august | perfect weather |
| Igneada in august | perfect weather |
| Şarköy in august | perfect weather |
Click over cities on the map for information about the weather in august.
Istanbul
perfect weather
good
tolerable
bad
very bad
Weather data for Istanbul in august:
Weather data for Istanbul for august are derived from an average of the weather forecast since 2009 in Istanbul. There is a margin of error and these forecasts are to be considered as general information only. The weather in Istanbul can vary slightly from year to year, but this data should limit surprises. So you can pack your bags or check for the best time in year to go to Istanbul.