Istanbul weather by month

Check out Istanbul weather averages by month. Compare detailed monthly climate statistics including temperature, rainfall and sunshine figures.

Temperature in Istanbul (°F)

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Max temperature (daytime)
46°F maximum daytime temperature in January in Istanbul46
48°F maximum daytime temperature in February in Istanbul48
52°F maximum daytime temperature in March in Istanbul52
61°F maximum daytime temperature in April in Istanbul61
70°F maximum daytime temperature in May in Istanbul70
77°F maximum daytime temperature in June in Istanbul77
81°F maximum daytime temperature in July in Istanbul81
81°F maximum daytime temperature in August in Istanbul81
75°F maximum daytime temperature in September in Istanbul75
66°F maximum daytime temperature in October in Istanbul66
59°F maximum daytime temperature in November in Istanbul59
52°F maximum daytime temperature in December in Istanbul52
Min temperature (night-time)
36°F minimum night-time temperature in January in Istanbul36
37°F minimum night-time temperature in February in Istanbul37
39°F minimum night-time temperature in March in Istanbul39
45°F minimum night-time temperature in April in Istanbul45
54°F minimum night-time temperature in May in Istanbul54
61°F minimum night-time temperature in June in Istanbul61
64°F minimum night-time temperature in July in Istanbul64
64°F minimum night-time temperature in August in Istanbul64
61°F minimum night-time temperature in September in Istanbul61
54°F minimum night-time temperature in October in Istanbul54
46°F minimum night-time temperature in November in Istanbul46
41°F minimum night-time temperature in December in Istanbul41
Heat & Humidity
No heat & humidity in January in Istanbul0
No heat & humidity in February in Istanbul0
No heat & humidity in March in Istanbul0
No heat & humidity in April in Istanbul0
No heat & humidity in May in Istanbul0
Low heat & humidity in June in IstanbulL
Low heat & humidity in July in IstanbulL
Low heat & humidity in August in IstanbulL
No heat & humidity in September in Istanbul0
No heat & humidity in October in Istanbul0
No heat & humidity in November in Istanbul0
No heat & humidity in December in Istanbul0
Sea temperature
46°F sea temperature in January in Istanbul46
45°F sea temperature in February in Istanbul45
45°F sea temperature in March in Istanbul45
50°F sea temperature in April in Istanbul50
59°F sea temperature in May in Istanbul59
70°F sea temperature in June in Istanbul70
73°F sea temperature in July in Istanbul73
75°F sea temperature in August in Istanbul75
72°F sea temperature in September in Istanbul72
64°F sea temperature in October in Istanbul64
57°F sea temperature in November in Istanbul57
50°F sea temperature in December in Istanbul50

Note: 0 = None, L = Low, M = Moderate, H = High, VH = Very high, E = Extreme

Sunshine & Daylight in Istanbul

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Daily hours of sunshine
Daily hours of daylight
10 hours of daylight per day in January in Istanbul10
11 hours of daylight per day in February in Istanbul11
12 hours of daylight per day in March in Istanbul12
13 hours of daylight per day in April in Istanbul13
14 hours of daylight per day in May in Istanbul14
15 hours of daylight per day in June in Istanbul15
15 hours of daylight per day in July in Istanbul15
14 hours of daylight per day in August in Istanbul14
12 hours of daylight per day in September in Istanbul12
11 hours of daylight per day in October in Istanbul11
10 hours of daylight per day in November in Istanbul10
9 hours of daylight per day in December in Istanbul9
UV Index (Maximum)
UV (maximum) index 2 (Low) in January in Istanbul2
UV (maximum) index 2 (Low) in February in Istanbul2
UV (maximum) index 4 (Moderate) in March in Istanbul4
UV (maximum) index 5 (Moderate) in April in Istanbul5
UV (maximum) index 7 (High) in May in Istanbul7
UV (maximum) index 8 (Very High) in June in Istanbul8
UV (maximum) index 9 (Very High) in July in Istanbul9
UV (maximum) index 8 (Very High) in August in Istanbul8
UV (maximum) index 6 (High) in September in Istanbul6
UV (maximum) index 4 (Moderate) in October in Istanbul4
UV (maximum) index 2 (Low) in November in Istanbul2
UV (maximum) index 1 (Low) in December in Istanbul1

Rainfall in Istanbul

  Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Number of days with some rain
19 days with some rainfall in January in Istanbul19
16 days with some rainfall in February in Istanbul16
14 days with some rainfall in March in Istanbul14
11 days with some rainfall in April in Istanbul11
9 days with some rainfall in May in Istanbul9
6 days with some rainfall in June in Istanbul6
4 days with some rainfall in July in Istanbul4
5 days with some rainfall in August in Istanbul5
7 days with some rainfall in September in Istanbul7
12 days with some rainfall in October in Istanbul12
14 days with some rainfall in November in Istanbul14
18 days with some rainfall in December in Istanbul18
Average monthly rainfall (inches)
4.3 inches monthly rainfall in January in Istanbul4.3
3.0 inches monthly rainfall in February in Istanbul3.0
2.8 inches monthly rainfall in March in Istanbul2.8
2.0 inches monthly rainfall in April in Istanbul2.0
1.4 inches monthly rainfall in May in Istanbul1.4
1.1 inches monthly rainfall in June in Istanbul1.1
1.0 inches monthly rainfall in July in Istanbul1.0
1.4 inches monthly rainfall in August in Istanbul1.4
1.7 inches monthly rainfall in September in Istanbul1.7
3.0 inches monthly rainfall in October in Istanbul3.0
3.8 inches monthly rainfall in November in Istanbul3.8
5.0 inches monthly rainfall in December in Istanbul5.0

More about Istanbul

Istanbul by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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The climate guide for Turkey (Istanbul) shows long term monthly weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

What's the climate like in Istanbul?

Istanbul has a temperate climate with hot dry summers.

Metric (°C)  |  Imperial (°F)

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More about Turkey

Compare Istanbul with the USA

Below the Istanbul chart shows average maximum daytime temperature for Istanbul, Turkey and the USA (Washington).

Maximum daytime temperature (°F)

Istanbul, Turkey
USA (Washington)
46
41
48
45
52
55
61
66
70
75
77
84
81
88
81
86
75
79
66
68
59
57
52
46
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec

Metric (°C)  |  Imperial (°F)

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