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Istanbul Weather by Month

Live conditions, a 7-day forecast and monthly climate patterns for Istanbul, Türkiye.

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Live weather

Istanbul right now

16 C Good arrival weather Feels like 15 C / Updated 03 Oct, 07:30
Temperature 16 C Partly cloudy
Feels like 15 C Apparent temperature
Today 20 C / 16 C Overcast
Rain now 0 mm 49% cloud cover
Rain chance 0% Maximum today
Wind 14 km/h NE / gusts 28 km/h
Humidity 79% 1026 hPa pressure
UV and sun 5 10.5 h sunshine

Trip notes

Light layers should cover most plans.

Next 7 days

Istanbul travel forecast

Highs, lows, rain chance, precipitation, wind, UV and sunshine for the next travel week.

Sat 03 Oct 20 / 16 C

Overcast

Rain chance
0%
Rain
0.0 mm
Wind
28 km/h
UV
5
Sun
07:02 - 18:43
Sunshine
10.5 h
Sun 04 Oct 20 / 16 C

Partly cloudy

Rain chance
0%
Rain
0.0 mm
Wind
24 km/h
UV
5
Sun
07:03 - 18:41
Sunshine
10.6 h
Mon 05 Oct 21 / 16 C

Overcast

Rain chance
0%
Rain
0.0 mm
Wind
19 km/h
UV
4
Sun
07:04 - 18:39
Sunshine
10.9 h
Tue 06 Oct 21 / 16 C

Overcast

Rain chance
0%
Rain
0.0 mm
Wind
21 km/h
UV
5
Sun
07:05 - 18:38
Sunshine
9.9 h
Wed 07 Oct 22 / 15 C

Overcast

Rain chance
0%
Rain
0.0 mm
Wind
15 km/h
UV
5
Sun
07:06 - 18:36
Sunshine
10.4 h
Thu 08 Oct 20 / 14 C

Overcast

Rain chance
3%
Rain
0.0 mm
Wind
9 km/h
UV
4
Sun
07:07 - 18:35
Sunshine
4.7 h
Fri 09 Oct 24 / 16 C

Overcast

Rain chance
14%
Rain
0.0 mm
Wind
14 km/h
UV
4
Sun
07:09 - 18:33
Sunshine
9.8 h

Monthly climate

Temperature, rain and wind in Istanbul

Month-by-month averages for planning when to go, what to pack and how weather-sensitive the trip may be.

WarmestJuly29.06 C high
ColdestJanuary4.41 C low
RainiestJanuary98.59 mm rain
DriestAugust17.12 mm rain
Yearly range18.7 / 12.6 CAverage high and low
Annual rain685.0 mm144.0 rainy days

Best travel months

89 July Excellent / 29.06 C high / 17.89 mm rain
89 August Excellent / 29.05 C high / 17.12 mm rain
82 June Excellent / 25.89 C high / 36.85 mm rain
81 September Good / 25.42 C high / 43.62 mm rain

Average Temperature

Istanbul

Mean monthly temperature
C
6.8 Jan
7.1 Feb
8.8 Mar
12.2 Apr
17.1 May
22.2 Jun
25.1 Jul
25.2 Aug
21.9 Sep
16.8 Oct
13.1 Nov
8.9 Dec

Average High Low Temperature

Istanbul

Typical daytime highs and night lows
C
9.1 4.4
Jan
9.8 4.7
Feb
12.1 5.9
Mar
16.1 8.9
Apr
20.8 13.8
May
25.9 18.7
Jun
29.1 21.5
Jul
29 22.2
Aug
25.4 19
Sep
19.8 14.4
Oct
15.7 10.9
Nov
11.2 6.8
Dec

Average Day Temperature

Istanbul

Monthly average high
C
9.1 Jan
9.8 Feb
12.1 Mar
16.1 Apr
20.8 May
25.9 Jun
29.1 Jul
29 Aug
25.4 Sep
19.8 Oct
15.7 Nov
11.2 Dec

Average Night Temperature

Istanbul

Monthly average low
C
4.4 Jan
4.7 Feb
5.9 Mar
8.9 Apr
13.8 May
18.7 Jun
21.5 Jul
22.2 Aug
19 Sep
14.4 Oct
10.9 Nov
6.8 Dec

Average Rainfall

Istanbul

Total precipitation by month
mm
98.6 Jan
67.6 Feb
69.5 Mar
53.1 Apr
49.8 May
36.8 Jun
17.9 Jul
17.1 Aug
43.6 Sep
68 Oct
72 Nov
90.9 Dec

Average Rainy Days

Istanbul

Days with measurable precipitation
days
16.9 Jan
14.1 Feb
15.9 Mar
12.5 Apr
12.1 May
9.9 Jun
6.6 Jul
6.9 Aug
9.7 Sep
12 Oct
11.1 Nov
16.3 Dec

Average Wind Speed

Istanbul

Mean wind speed by month
km/h
16.3 Jan
16.5 Feb
14.7 Mar
13.6 Apr
12.8 May
13.2 Jun
15.6 Jul
17.3 Aug
15.4 Sep
14.6 Oct
15.2 Nov
15.6 Dec
Month Mean C High C Low C Precipitation mm Rainy days Snow cm Wind km/h
January 6.76 9.13 4.41 98.59 16.93 0.99 16.30
February 7.09 9.82 4.66 67.65 14.13 0.73 16.47
March 8.77 12.06 5.86 69.48 15.87 0.20 14.73
April 12.24 16.06 8.90 53.12 12.47 13.61
May 17.10 20.81 13.79 49.83 12.07 12.75
June 22.16 25.89 18.72 36.85 9.93 13.21
July 25.08 29.06 21.53 17.89 6.60 15.55
August 25.23 29.05 22.20 17.12 6.87 17.30
September 21.89 25.42 18.98 43.62 9.67 15.36
October 16.79 19.78 14.36 68.00 12.00 14.56
November 13.11 15.74 10.87 71.95 11.13 0.01 15.15
December 8.94 11.25 6.77 90.89 16.33 0.29 15.60

Monthly averages

Average temperature by month in Istanbul

Monthly climate averages for Istanbul, Türkiye.

Jan 6.8 C Istanbul average
Feb 7.1 C Istanbul average
Mar 8.8 C Istanbul average
Apr 12.2 C Istanbul average
May 17.1 C Istanbul average
Jun 22.2 C Istanbul average
Jul 25.1 C Istanbul average
Aug 25.2 C Istanbul average
Sep 21.9 C Istanbul average
Oct 16.8 C Istanbul average
Nov 13.1 C Istanbul average
Dec 8.9 C Istanbul average

City results

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Travel weather

Live forecast plus monthly climate

Use live conditions for arrivals and monthly averages for choosing dates. Weather can shift, so check again close to departure.

Questions

Forecasts and climate averages

Should I use the forecast or monthly averages?

Use the forecast for the days it covers. Monthly averages help compare seasons for a later trip; they cannot predict the weather on a particular future day.

What if a forecast is unavailable?

The page cannot provide current conditions for that request. You can still use any recorded climate information, but it is not a substitute for a current forecast.

Where does the weather data come from?

Provider links and available dates appear with the weather information. Forecast data and climate summaries have different periods and should be read separately.

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