Istanbul Weather in December
In December, Istanbul averages a high of 11°C (52°F) and a low of 4°C (40°F), based on 53 years of historical weather data from ISTANBUL.
11°C
Average high
52°F
4°C
Average low
40°F
27°C
Record high
81°F · 2010
-8°C
Record low
18°F · 2001
What to Expect in Istanbul in December
Typical December days in Istanbul reach 11°C (52°F) during the afternoon and cool to around 4°C (40°F) overnight. On average, measurable rain falls on about 51% of days this month. Over the past 53 years, December temperatures in Istanbul have ranged from a record high of 27°C (2010) down to a record low of -8°C (2001).
For a day-by-day look or other months, see the full Istanbul weather history.