Istanbul weather live forecast

Today's maximum temperature in Istanbul is expected to be 30°C. Select a day from the live weather forecast for Istanbul, Turkey for more weather parameters.

Saturday
5th Sep
30

20

11

7
Sunday
6th Sep
31

19

11

6
Monday
7th Sep
27

20

10

6
Tuesday
8th Sep
25

17

11

6
Wednesday
9th Sep
26

18

11

6

5-day weather forecast updated at 04:00 on Saturday 5th September 2026 GMT

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The 5-day weather forecast for Turkey (Istanbul) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Istanbul weather forecast by day

Below are the detailed weather forecasts for Istanbul for the next 5 days.

Istanbul weather for Saturday 5th September 2026

Expect scattered clouds in Istanbul, Turkey with a maximum temperature of 30°C, moderate levels of heat & humidity, maximum UV of 7 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the north-east.

30
°C maximum temperature
20
°C minimum temperature
scattered clouds
11
hours of sunshine
7
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
20
kph wind from NE

Istanbul weather for Sunday 6th September 2026

Expect scattered clouds in Istanbul, Turkey with a maximum temperature of 31°C, moderate levels of heat & humidity, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the north-east.

31
°C maximum temperature
19
°C minimum temperature
scattered clouds
11
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
M
moderate heat & humidity
22
kph wind from NE

Istanbul weather for Monday 7th September 2026

Expect scattered clouds in Istanbul, Turkey with a maximum temperature of 27°C, low levels of heat & humidity, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north-east.

27
°C maximum temperature
20
°C minimum temperature
scattered clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
L
low heat & humidity
26
kph wind from NE

Istanbul weather for Tuesday 8th September 2026

Expect scattered clouds in Istanbul, Turkey with a maximum temperature of 25°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north-east.

25
°C maximum temperature
17
°C minimum temperature
scattered clouds
11
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
26
kph wind from NE

Istanbul weather for Wednesday 9th September 2026

Expect scattered clouds in Istanbul, Turkey with a maximum temperature of 26°C, maximum UV of 6 (High) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north-east.