World Resorts Turkey Istanbul

Istanbul Monthly Weather Averages

Please click on any column to get detailed information about Istanbul weather in that particular month. You will get daily weather information for that month for the last several years.

Day & Night air temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
14
28
42
56
70
84
98
112
52.6
60.6
68.6
78.0
85.0
85.3
80.4
69.8
61.9
53.9
50.3
48.3
49.7
56.8
63.3
70.8
75.4
74.6
70.1
60.5
53.5
47.8
45.5
44.9
Day temperature   
Night temperature

The warmest month in Istanbul is july. The average daily temp is 85.3°F. The average nightly temp is 74.6°F.

Sea water temperature, °F

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
13
26
39
52
65
78
91
53.5
60
66.7
73.4
76
74.7
69.4
60
51.6
47.4
46.9
49.1

The warmest sea temperature usually observed in August. Average daily sea water temperature during this month is 76.0°F.

Precipitation total, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
0.5
1.0
1.5
2.0
2.5
3.1
3.6
2.2
1.9
1.4
0.8
0.2
0.8
1.1
1.4
1.5
1.7
2
3

August is the month with least precipitations during the year. The average precipitation totals for this month is 0.2 in. The month with most precipitation total is January.

Number of rainy days

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
7
4
3
2
2
0
1
2
3
2
3
3
5

This chart shows averages for the last three years. It shows medium and heavy rains only, it doesn't show light rains.

Wind speed, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
2
4
6
8
10
12
14
10.9
10.8
10
11.1
12.3
11.1
9.2
9.2
9.1
10
11.1
11.3
Sunny, partly cloudy and cloudy days
1
2
3
4
5
6
7
8
9
10
11
12
0
5
10
15
20
25
30
35
14
11
7
3
2
5
7
11
12
15
8
8
8
8
3
4
8
9
8
9
7
9
9
11
16
19
27
26
20
18
15
11
9
7
Cloudy days   
Partly cloudy days   
Sunny days
Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0
2
4
6
8
10
12
14
16
4.4
5.6
7.3
8.8
11.7
13
11.4
9.7
7.8
5.8
5.2
4.6

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.

* Charts above show average data for the last 3 years.

Best time for vacation in Istanbul

Sunniest months:
July 28 days
August 28 days
June 22 days
Warmest months:
July 84.9 °F
August 84.8 °F
June 79.7 °F
Warmest sea temp:
August 76.0 °F
July 74.7 °F
September 73.4 °F
Coldest months:
January 48.7 °F
February 49.9 °F
December 52.9 °F
Rainiest months:
January 5 days
December 4 days
February 3 days
Windiest months:
August 13.7 mph
July 12.1 mph
September 11.9 mph

Istanbul on a weather map

Leaflet | Tiles © Esri
Places in Turkey:
Name
°F
+63°F
+63°F
+63°F
+61°F
+59°F
+57°F
+63°F
+59°F
+63°F
+63°F
+59°F
+59°F
+61°F
+54°F
+63°F
24 Hours Forecast
Istanbul
Local time: 17:10
April 03, thursday
1800
54°F
W
5 mph
2100
52°F
SW
7 mph
April 04, friday
0000
50°F
SW
7 mph
0300
50°F
SW
6 mph
0600
48°F
SW
7 mph
0900
54°F
SW
8 mph
1200
57°F
SW
6 mph
1500
59°F
SW
9 mph
Units of measurement: °C / °F