Istanbul weather in January
Monthly temperatures, rain, humidity, what to wear and what to pack — 2024–2025 historical average
Istanbul January weather at a glance
In January, Istanbul averages 7.8°C, with typical highs of 10.7°C and lows of 5.1°C. The historical average is 13 wet days and 80% humidity.
Istanbul January temperature & humidity
Istanbul January rain & wet days
Pack a compact umbrella. Keep an indoor stop available between outdoor activities.
What to wear in Istanbul in January
A warm jacket or coat over knitwear works well, with an extra layer for mornings and evenings. Showers are possible, so a compact umbrella is useful.
- DaytimeWarm coat and layered tops · average high 10.7°C
- Morning & eveningLong sleeves with a jacket or cardigan · average low 5.1°C
- FootwearComfortable walking shoes; quick-dry footwear for rainy days.
Packing essentials
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Istanbul January sunrise & sunset times
2026 January · Local time (Europe/Istanbul)
| Date | Sunrise | Sunset | Daylight |
|---|---|---|---|
| 2026-01-01 | 08:29 | 17:46 | 9h 17m |
| 2026-01-15 | 08:27 | 18:00 | 9h 33m |
| 2026-01-31 | 08:16 | 18:20 | 10h 4m |
For sunset photos, arrive before the listed sunset time. Clouds, mountains and buildings can change when the sun becomes visible or disappears.
Calculated for the city coordinates with daylight saving applied. SunCalc · tz-lookup
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Best months to visit Istanbul
Bar height shows our simple weather-comfort score, not a safety rating; colour shows temperature.
January weather by year
Daily weather in 2025
Daily high and low temperatures; blue labels show precipitation
Frequently asked questions
What is Istanbul weather like in January?
In January, Istanbul averages 7.8°C, with typical highs of 10.7°C and lows of 5.1°C. The historical average is 13 wet days and 80% humidity. Our weather-comfort rating for this month is challenging.
Does it rain a lot in Istanbul in January?
There are about 13 wet days in January. A compact umbrella is still useful.
What should I wear in Istanbul in January?
A warm jacket or coat over knitwear works well, with an extra layer for mornings and evenings. Showers are possible, so a compact umbrella is useful.
What are the best months to visit Istanbul?
Recent weather data rates April, May, June, July among the more comfortable months.
Where can I check Istanbul weather in January in real time?
Check local webcams for the view right now and a local weather service for today’s forecast. Monthly temperatures here are historical averages.
What time are sunrise and sunset in Istanbul in January?
On 2026-01-15, calculated sunrise is 08:27 and sunset is 18:00 in local time (Europe/Istanbul). Times vary by date and terrain.
Istanbul weather by month
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Open-Meteo (CC BY 4.0) · 2024–2025 historical data, aggregated and rounded by this site. Not a forecast or long-term climate normal. Calculation method and limitations