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www.weatherandclimate.info
The table shows the combined weather forecast in Istanbul for a week ahead, automatically compiled according to several independent sources. The time is local. The atmospheric pressure in mm of mercury - at the level of the city (station).
The indicators of Tef (effective temperature), Tefs (effective sun temperature) and verbal characteristics of weather comfort are given (see explanations below).

Weather in Istanbul

Date Time Weather type Air temperature, °C Atmospheric pressure Wind Precipitation, mm Tef, °C Tefs, °C Weather comfort
29.01
Thu
night
03 h
Light cloudy +12 752 S
6 m/s
0.0 +10 +10
29.01
Thu
morn
09 h
Partly cloudy +13 750 S
7 m/s
0.1 +10 +10
29.01
Thu
day
15 h
Rain +12 747 SE
5 m/s
2.1 +11 +11
29.01
Thu
even
21 h
Light rain +13 744 SE
5 m/s
0.5 +11 +11
30.01
Fri
night
03 h
Mostly cloudy +13 742 S
5 m/s
0.1 +11 +11
30.01
Fri
morn
09 h
Rain +12 742 S
6 m/s
2.6 +10 +10
30.01
Fri
day
15 h
Rain +11 745 W
5 m/s
1.1 +9 +10
30.01
Fri
even
21 h
Light rain +9 749 NW
3 m/s
0.7 +7 +7
31.01
Sat
night
03 h
Light rain +8 751 NE
3 m/s
0.5 +6 +6
31.01
Sat
morn
09 h
Partly cloudy +7 750 NE
4 m/s
0.0 +5 +5
31.01
Sat
day
15 h
Light rain +9 751 NE
5 m/s
0.4 +6 +6
31.01
Sat
even
21 h
Cloudy +8 754 NE
6 m/s
0.1 +5 +5
01.02
Sun
night
03 h
Light rain +7 756 NE
7 m/s
0.4 +3 +3
01.02
Sun
morn
09 h
Cloudy +6 756 NE
8 m/s
0.0 +3 +3
01.02
Sun
day
15 h
Light rain +7 755 NE
9 m/s
0.2 +3 +3
01.02
Sun
even
21 h
Heavy rain +6 752 NE
9 m/s
5.0 +2 +2
02.02
Mon
night
03 h
Light rain +5 752 N
8 m/s
0.3 +1 +1
02.02
Mon
morn
09 h
Rain +6 753 N
8 m/s
1.2 +1 +1
02.02
Mon
day
15 h
Snow with rain +5 756 N
9 m/s
0.7 +1 +1
02.02
Mon
even
21 h
Light rain +3 760 N
7 m/s
0.2 -1 -1
03.02
Tue
night
03 h
Cloudy +3 762 N
5 m/s
0.1 -1 -1
03.02
Tue
morn
09 h
Mostly cloudy +4 764 NE
2 m/s
0.0 +2 +2
03.02
Tue
day
15 h
Cloudy +6 764 NE
3 m/s
0.0 +4 +5
03.02
Tue
even
21 h
Clear +5 765 E
4 m/s
0.0 +2 +2
04.02
Wen
night
03 h
Clear +6 765 E
3 m/s
0.0 +4 +4
04.02
Wen
morn
09 h
Clear +6 764 E
3 m/s
0.0 +4 +4
04.02
Wen
day
15 h
Light cloudy +10 761 SE
2 m/s
0.0 +9 +12
04.02
Wen
even
21 h
Clear +8 759 E
3 m/s
0.0 +7 +7
Thu, 29.01
Thu
Thu
Thu
Thu
Fri
Fri
Fri
Fri
03 h
09 h
15 h
21 h
03 h
09 h
15 h
21 h
Air temperature,°С
+12
+13
+12
+13
+13
+12
+11
+9
Atmospheric pressure
752
750
747
744
742
742
745
749
Wind
S
6 m/s
S
7 m/s
SE
5 m/s
SE
5 m/s
S
5 m/s
S
6 m/s
W
5 m/s
NW
3 m/s
Precipitation, mm
0.0
0.1
2.1
0.5
0.1
2.6
1.1
0.7
Tef,°C
+10
+10
+11
+11
+11
+10
+9
+7
Tefs,°C
+10
+10
+11
+11
+11
+10
+10
+7
Weather comfort
 
 
 
 
 
 
 
 
Sat
Sat
Sat
Sat
Sun
Sun
Sun
Sun
03 h
09 h
15 h
21 h
03 h
09 h
15 h
21 h
Air temperature,°С
+8
+7
+9
+8
+7
+6
+7
+6
Atmospheric pressure
751
750
751
754
756
756
755
752
Wind
NE
3 m/s
NE
4 m/s
NE
5 m/s
NE
6 m/s
NE
7 m/s
NE
8 m/s
NE
9 m/s
NE
9 m/s
Precipitation, mm
0.5
0.0
0.4
0.1
0.4
0.0
0.2
5.0
Tef,°C
+6
+5
+6
+5
+3
+3
+3
+2
Tefs,°C
+6
+5
+6
+5
+3
+3
+3
+2
Weather comfort
 
 
 
 
 
 
 
 
Mon
Mon
Mon
Mon
Tue
Tue
Tue
Tue
03 h
09 h
15 h
21 h
03 h
09 h
15 h
21 h
Air temperature,°С
+5
+6
+5
+3
+3
+4
+6
+5
Atmospheric pressure
752
753
756
760
762
764
764
765
Wind
N
8 m/s
N
8 m/s
N
9 m/s
N
7 m/s
N
5 m/s
NE
2 m/s
NE
3 m/s
E
4 m/s
Precipitation, mm
0.3
1.2
0.7
0.2
0.1
0.0
0.0
0.0
Tef,°C
+1
+1
+1
-1
-1
+2
+4
+2
Tefs,°C
+1
+1
+1
-1
-1
+2
+5
+2
Weather comfort
 
 
 
 
 
 
 
 
Wen
Wen
Wen
Wen
Wen
03 h
09 h
15 h
21 h
19 h
Air temperature,°С
+6
+6
+10
+8
+1
Atmospheric pressure
765
764
761
759
708
Wind
E
3 m/s
E
3 m/s
SE
2 m/s
E
3 m/s
W
1 m/s
Precipitation, mm
0.0
0.0
0.0
0.0
0.0
Tef,°C
+4
+4
+9
+7
+1
Tefs,°C
+4
+4
+12
+7
+1
Weather comfort
 
 
 
 
 
 
 
 
  • Thu, 29.01
  • Sat, 31.01
  • Mon, 02.02
  • Wen, 04.02
Location of a geographical point Istanbul (Turkey): latitude 40.9667 longitude 28.8167 height above sea level 37 m.
Navigation:
Notes:
Tef - Effective temperature - the temperature felt by a seasonally dressed person in the shade. The calculation takes into account the influence of humidity, wind speed and atmospheric pressure on the human heat perception.
Tefs - Effective sun temperature - the temperature that a person feels, adjusted for solar radiation. Depends on the amount of cloud cover and the height of the sun above the horizon. At night and in cloudy weather the correction is zero.
Weather comfort - a verbal characteristic that characterizes the favorability or unfavorability of forecast meteorological conditions for a seasonally dressed person. Both relative characteristics are used: warm, cool, cold, very cold, showing how much the expected Tef will be higher or lower than the norm, and absolute ones: the risk of sunstroke, the risk of overheating, hot, very hot, stuffy, very stuffy, comfort, the risk of colds, the risk of frostbite that occur when the Tef, Tefs, air temperature or a combination of certain criteria are reached.