Mid-winter · Weather & things to do
Istanbul in January
This is the coldest month in Istanbul: highs average 47°F (8°C) and lows 38°F (4°C), with about 3.1 in (79 mm) of rain.
With a comfort score of 51/100 (12th of 12), it's one of the toughest months, held back mainly by cloud cover.
- Avg high
- 47°F (8°C)
- Avg low
- 38°F (4°C)
- Rain
- 3.1 in (79 mm)
- Humidity
- 83%
- Cloud cover
- 76%
- Daylight
- ~9 h 22 min
- Comfort score
- 51/100 · Fair
What January feels like
Afternoons only reach about 47°F (8°C), so plan on a warm jacket.
After dark, temperatures fall to about 38°F (4°C).
Showers are part of the month, adding up to about 3.1 in (79 mm).
Expect plenty of overcast days, with cloud cover near 76%.
Only about 9 h 22 min of daylight means early sunsets.
Plan around January
January is one of the lower-scoring months here; the best are May – October.
- Inside the wettest three-month stretch, December – February.
- Comfort slips from 57/100 in December to 51/100.
- Our Istanbul, Cappadocia & Ephesus route recommends Apr – Jun, Sep – Oct, so January falls outside its suggested window.
What to pack for January
- Insulated jackethighs only 47°F
- Packable rain jacket or umbrellaa shower or two is likely
- Comfortable walking shoesmost picks involve some walking
What to do in Istanbul in January
A mixed month: these picks balance outdoor stops with indoor fallbacks.
Basilica Cistern
Vast Byzantine underground reservoir with 336 columns and two Medusa heads.
Why now An indoor-leaning stop when highs sit around 47°F.
Karaköy Güllüoğlu
Baklava house run by the same family for generations.
Why now A warm sit-down stop when highs sit around 47°F.
Mandabatmaz
Tiny Beyoğlu coffee spot famous for thick, foamy Turkish coffee.
Why now Somewhere to warm up between colder walks.
Grand Bazaar
Covered market of about 4,000 shops selling carpets, lamps and jewelry.
Why now A way to spend part of a cold day out of the wind.
Çiya Sofrası
Kadıköy restaurant reviving regional Anatolian dishes rarely found elsewhere.
Why now A cozy break on a 47°F day.
Nearby in January
- Selçuk in January~228 mi · highs 54°F, 5.3 in rain · 4°C (7°F) warmer by day, wetter
NASA POWER 2001–2025 monthly averages on a ~50 km grid. Comfort scores weigh temperature, rain, humidity and cloud: see how we score each month. Check a forecast before you go.
Istanbul in January: quick answers
Is January a good time to visit Istanbul?
It's one of the tougher months here, scoring 51/100, held back mainly by cloud cover. The best months are May – October. Expect highs of 47°F (8°C) and 3.1 in (79 mm) of rain. Our Istanbul, Cappadocia & Ephesus route recommends Apr – Jun, Sep – Oct, so January is outside its suggested window.
How cold is Istanbul in January?
Average highs are 47°F (8°C) and average lows 38°F (4°C), making it the coldest month by daytime highs.
Does it rain a lot in Istanbul in January?
Some: about 3.1 in (79 mm) of rain falls across January on average, the 2nd-wettest month of the year. The annual total is about 24.6 in (624 mm).
What should I pack for Istanbul in January?
Bring insulated jacket (highs only 47°F), packable rain jacket or umbrella (a shower or two is likely) and comfortable walking shoes (most picks involve some walking).
More on Istanbul
Planning Istanbul in January?
Plan it together in TripsCircle: one itinerary, one shared packing list and costs split as you go.