Weather in Istanbul in December
In an average December, Istanbul sees a daily high around 10°C and a low around 7°C, based on 1980–2026 of local climate records.
| Average high | 10°C |
|---|---|
| Typical high range | 6°C to 14°C |
| Average low | 7°C |
| Typical low range | 3°C to 11°C |
| Average daily precipitation | 3 mm |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
20°C
2010-12-02
Lowest
1°C
2015-12-31
Low
Highest
17°C
2010-12-02
Lowest
-1°C
1992-12-30
Feels-like
Highest
20°C
2010-12-02
Lowest
-7°C
2006-12-27
Humidity
Highest
11.1 g/m³
2012-12-02
Lowest
3.2 g/m³
1992-12-30
Wind
Highest
53 km/h
1999-12-27
Lowest
6 km/h
2018-12-17
Gust
Highest
96 km/h
1999-12-29
Lowest
12 km/h
2000-12-13
Precip
Wettest
244 mm
2001
Driest
36 mm
2015
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