Climate guide for Istanbul, Turkey

Istanbul in December

Weather, crowds & best time to visit

How to read the score (0–10)
05810
UnfavorableGoodOptimal

December · Turkey

Best time to visit Istanbul in DecemberWeather, crowds & prices

December score

6.3/10

Ranked #11 of 12 months

Full year for Istanbul
Avg temp
10°C
Rainfall
90 mm
Humidity
81%
Sunny days
17
Crowd Density
Quiet / Uncrowded
Average Expenses
$$ · Moderate Cost ($$)

December in Istanbul scores 6.3/10 for sightseeing and cultural travel - ranked #11 of 12. Expect around 10°C, 90 mm of rain, and roughly 17 sunny days this month.

Bosphorus ferries and storied quarters shine brightest in mild April through June.

View all 12 months

Ranked by pure climate comfort

Score scale: 0.0 → 10.0Quiet / UncrowdedModerate CrowdsPeak Tourist Rush

Frequently asked

What is the weather like in Istanbul in December?
In December, Istanbul averages 10°C, 90 mm of rain, and about 17 sunny days. Its climate-comfort score is 6.3/10.
Is December a good time to visit Istanbul?
December earns a 6.3/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
How much does it rain in Istanbul in December?
Expect about 90 mm of rain in December. Average humidity is 81% and there are about 17 sunny days.

Curated in Istanbul

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Istanbul, Turkey. Live activities and tours from GetYourGuide, matched to this destination.