World Resorts Turkey Istanbul Weather

Autumn weather in Istanbul

Weather in Istanbul in Autumn

September October November
Average day temperature:
Average day temperature: 78.5°F 68.7°F 61.2°F
Average night temperature:
Average night temperature: 71.1°F 63.2°F 56.8°F
Sea water temperature:
Sea water temperature: 73.3°F 66.6°F 60.1°F
Number of sunny days:
Number of sunny days: 20 days 15 days 12 days
Day length:
Day length: 11.8 - 13.1 h. 10.5 - 11.8 h. 9.5 - 10.4 h.
Number of rainy days:
Number of rainy days: 2 days 3 days 3 days
Precipitation totals:
Precipitation totals: 1.0 in. 1.8 in. 1.8 in.

Day & Night air temperature, °F

Sea water temperature, °F

Precipitation total, in.

Sunny, partly cloudy and cloudy days
Wind speed, mph
Average sunny hours

Sunny hours are calculated based on the average daily number of hours while sunlight can reach the ground. It depends on day length and cloudiness during the day.

Best time for vacation in Istanbul

Sunniest months:
July 28 days
August 28 days
June 22 days
Warmest months:
August 84.8 °F
July 84.8 °F
June 79.5 °F
Warmest sea temp:
August 76.0 °F
July 74.6 °F
September 73.3 °F
Coldest months:
January 48.5 °F
February 50.3 °F
December 53.0 °F
Rainiest months:
January 5 days
December 4 days
March 4 days
Windiest months:
August 14.0 mph
September 12.3 mph
July 12.2 mph

Istanbul on a weather map

Istanbul
+59°F
SW 10 mph
Feels like: +57°F
Precip.: 72%
Places in Turkey:
Name
°F
+70°F
+72°F
+77°F
+66°F
+73°F
+77°F
+70°F
+64°F
+70°F
+72°F
+70°F
+70°F
+70°F
+59°F
+72°F
24 Hours Forecast
Istanbul
Local time: 10:20
April 28, sunday
1200
63°F
SW
9 mph
1500
64°F
SW
12 mph
1800
61°F
S
11 mph
2100
57°F
SW
9 mph
April 29, monday
0000
57°F
S
9 mph
0300
55°F
S
13 mph
0600
57°F
S
13 mph
0900
57°F
S
12 mph
Units of measurement: °C / °F