Istanbul weather live forecast

Today's maximum temperature in Istanbul is expected to be 20°C. Select a day from the live weather forecast for Istanbul, Turkey for more weather parameters.

Wednesday
21st Oct
20

11

11

3
Thursday
22nd Oct
21

12

4

3
Friday
23rd Oct
22

15

1

3
Saturday
24th Oct
18

13

6

3
Sunday
25th Oct
18

13

3

3

5-day weather forecast updated at 04:00 on Tuesday 20th October 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 Wednesday 21st October 2026

Expect scattered clouds in Istanbul, Turkey with a maximum temperature of 20°C, maximum UV of 3 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-east.

20
°C maximum temperature
11
°C minimum temperature
scattered clouds
11
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
7
kph wind from NE

Istanbul weather for Thursday 22nd October 2026

Expect broken clouds in Istanbul, Turkey with a maximum temperature of 21°C, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

21
°C maximum temperature
12
°C minimum temperature
broken clouds
4
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
21
°C wind chill
8
kph wind from E

Istanbul weather for Friday 23rd October 2026

Expect broken clouds in Istanbul, Turkey with a maximum temperature of 22°C, maximum UV of 3 (Moderate) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 8 kph from the east.

22
°C maximum temperature
15
°C minimum temperature
broken clouds
1
hour of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
22
°C wind chill
8
kph wind from E

Istanbul weather for Saturday 24th October 2026

Expect broken clouds in Istanbul, Turkey with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and little or no wind of 4 kph from the south-west.

18
°C maximum temperature
13
°C minimum temperature
broken clouds
6
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
4
kph wind from SW

Istanbul weather for Sunday 25th October 2026

Expect broken clouds in Istanbul, Turkey with a maximum temperature of 18°C, maximum UV of 3 (Moderate) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the north-east.