Istanbul weather by month › December
Istanbul in December: weather and what to expect
It’s fine, but not the best. May and September are more pleasant.
December weather in Istanbul
Daytime high52°F 11°C
Night low42°F 5°C
Rain4.1 in 104 mm
AirDry
SunWeak sun
In December, Istanbul averages highs of 52°F (11°C) and lows of 42°F (5°C), with 4.1 in (104 mm) of rain. The air feels dry and the sun is weak. 1991–2020 averages, not a forecast.
Pack: a sweater for evenings, a rain jacket or umbrella.
Places with the same weather in December
Match out of 100 for December, one city per country.
- Genoa Italy · 54°F highs93
- Nice France · 56°F highs90
- Nagasaki Japan · 53°F highs89
- Sacramento CA, United States · 56°F highs87
- Tirana Albania · 55°F highs87
- Gasteiz / Vitoria Spain · 50°F highs85
Jan · Feb · Mar · Apr · May · Jun · Jul · Aug · Sep · Oct · Nov · Dec