14-day forecast — Istanbul Updated hourly
Sat · Today · 3 Oct
Clear
+20°
+17°
0,3 mm
Sun · Tomorrow · 4 Oct
Clear
+20°
+16°
3%
Monday · 5 Oct
Clear
+21°
+16°
5%
Tuesday · 6 Oct
Clear
+21°
+16°
7%
Wednesday · 7 Oct
Cloudy
+21°
+16°
12%
Thursday · 8 Oct
Cloudy
+20°
+16°
16%
Friday · 9 Oct
Clear
+22°
+18°
4%
Saturday · 10 Oct
Clear
+23°
+18°
6%
Sunday · 11 Oct
Clear
+22°
+17°
11%
Monday · 12 Oct
Cloudy
+22°
+18°
14%
Tuesday · 13 Oct
Cloudy
+18°
+13°
3,6 mm
Wednesday · 14 Oct
Clear
+17°
+13°
1,2 mm
Thursday · 15 Oct
Clear
+18°
+14°
3%
Friday · 16 Oct
Partly cloudy
+18°
+15°
0,1 mm
About Istanbul
Tyrkias metropol på to kontinenter ved Bosporos.
Country Tyrkia
Region Istanbul
Continent Europa
Time zone Europe/Istanbul (+03:00)
Latitude 41.0082°
Longitude 28.9784°
Luftkvalitet Fair (EAQI 28)
Climate in Istanbul in october
Normals 8 years · best time to travel · Open-Meteo
Best time to travel to Istanbul : april–october .
With good weather, october is a recommended month to visit.
Photo: Wikimedia
September
October
November
Average temperature
▼ 21°C
17°C
▼ 13°C
Highest temperature
▼ 26°C
21°C
▼ 17°C
Lowest temperature
▼ 18°C
14°C
▼ 10°C
Sea temperature
▼ 24,2°C
19,8°C
▼ 16,2°C
Precipitation
▲ 44 mm
55 mm
▲ 84 mm
Precipitation days
▼ 8 days
7 days
▲ 9 days
Humidity
▲ 72%
76%
▲ 77%
Sun hours per day
▼ 10,9 h
8,6 h
▼ 6,9 h
Cloud cover
▲ 13%
23%
▲ 30%
UV index (midday)
▼ 7
5
▼ 3
Day length
12:28
11:06
9:54
Our rating
Perfect
Good
Acceptable
Temperature day by day in october average + moving average
13° 15° 17° 19° 1 6 11 16 21 26 31
Precipitation day by day in october mm
0 3.8 7.5 1 6 11 16 21 26 31
UV index day by day in october midday value, clear-sky
0 5.5 11 1 6 11 16 21 26 31
Climate normals calculated from Open-Meteo (ERA5 archive 8 years, sea temperature Marine API). UV estimated from solar elevation.
Other destinations in Europa
Data source
Global weather models — international forecasts
The weather for Istanbul is based on global weather models (ECMWF, GFS) and national meteorological institutes around the world. Forecasts are updated hourly; measurements every 15 minutes. For destinations with a large time difference from Norway, local time is shown above.