Istanbul in January 2027: Weather, Snow Odds, Holidays and Tours

January is Istanbul's coldest month and its rainiest by number of days: the Turkish State Meteorological Service (MGM) gives an average high of 9.6°C (49°F), an average low of 4.2°C (40°F) and rain on about 16 days. Snow lies on the ground for a day or a few days in most Januaries, the big sights stay open apart from a few holiday closures, and far fewer visitors arrive than in summer. Our Istanbul Old City private tour, which links Topkapı Palace, Hagia Sophia, the Basilica Cistern and the covered Grand Bazaar, starts from $200 per person.

Below: January's weather in numbers, the real snow odds, the dates that matter in January 2027 (New Year's Day, Orthodox Christmas, two Islamic holy nights and the Turkish school break), winter opening hours, and the tours and day trips that work in the cold.

Photo: Pedro J Pacheco, CC BY-SA 4.0, via Wikimedia Commons

January weather in numbers

MGM's long-term statistics for Istanbul combine measurements from Kadıköy, Florya and Sarıyer, from 1950 to 2025. Sunrise and sunset are our own calculation for the old city with the NOAA solar method.

What the numbers mean on the ground:

• Cold, but rarely freezing. January is Istanbul's coldest month on MGM's averages, just ahead of February, yet the average low stays above zero. A warm waterproof coat, a hat and shoes with a good grip cover most days. Our guide on what to wear in Istanbul has more detail.
• Rain on about half the days. December brings more rain in total (99.2 mm), but January has more rainy days than any other month. Keep one indoor sight in reserve for each day.
• Short days. You get about 9 hours 17 minutes of daylight on 1 January and just over 10 hours by 31 January. With sunset at about 17:46 early in the month and 18:19 at the end, put walks and viewpoints before mid-afternoon.
• A cold sea. At 9.3°C on average, the Sea of Marmara is for looking at, not swimming. A ferry crossing between Europe and Asia is still one of the cheapest views in the city: see our self-guided Bosphorus ferry guide.

Photo: Choi2451, CC BY-SA 3.0, via Wikimedia Commons

Will it snow in Istanbul in January?

Probably on a few days, but not for long. NOAA's daily records for the Kartal weather station, on the Asian shore, show snow lying on the ground on at least one day in 9 of the 11 Januaries from 2015 to 2025, on one to six recorded days each time. The deepest January cover in that period was about 30 cm, on 10 January 2017; in January 2023 and January 2025 no snow cover was recorded at all. MGM's deepest snow on record for Istanbul is 41 cm, measured on 9 March 1987.

In practice, snow in the city tends to arrive in short spells, so you cannot plan a trip around it. If seeing snow matters, plan a day in the mountains instead: Uludağ above Bursa and Kartepe near İzmit are the usual choices from Istanbul. For this winter's outlook and what snow does to flights and ferries, read our news update Will it snow in Istanbul this winter?.

January 2027 dates: New Year, Orthodox Christmas and holy nights

Ramadan does not fall in January in 2027. The Presidency of Religious Affairs (Diyanet) dates the start of Ramadan to Monday 8 February 2027 and the Ramazan Bayramı holiday to 9 to 11 March. These are the January dates that do matter:

• Friday 1 January: New Year's Day. A public holiday under Law No. 2429, which gives a three-day weekend. The National Palaces Administration lists Topkapı Palace and Dolmabahçe Palace as closed on New Year's Day, so plan them for another day. For New Year's Eve itself, see New Year 2027 packages in Istanbul.
• Monday 4 January (evening): Miraç Kandili. One of the Islamic holy nights in Diyanet's 2027 calendar. It is a religious observance, not a public holiday, so sights and shops keep their normal hours.
• Wednesday 6 January: Epiphany at the Ecumenical Patriarchate. On 6 January 2026, after the service at the Church of St George in Fener, Patriarch Bartholomew threw a cross into the Golden Horn and about 30 people jumped into the water to retrieve it. Armenian Christians celebrate Christmas on the same day.
• Thursday 7 January: Orthodox Christmas. Churches that follow the Julian calendar, such as the Russian Orthodox community, celebrate Christmas on this date. Our guide to Orthodox Christmas 2027 in Istanbul goes church by church.
• Friday 22 January (evening): Berat Kandili. The second holy night of the month, again with no effect on opening hours.
• Monday 25 January to Friday 5 February: Turkish school break. The mid-year holiday in the Ministry of National Education's 2026-2027 calendar. If your dates overlap, book ski days, Cappadocia hotels and domestic flights early.

What is open in January: hours and closing days

The ministry museums below open every day, but the two big palaces each close one day a week. These are the hours published by the operators when we checked on 8 November 2026; winter hours can change, so check again before you go.

Two more rules from our own tours: the Grand Bazaar is closed on Sundays, and visits to Hagia Sophia and the Blue Mosque are limited on Fridays between about 12:30 and 14:30 because of Friday prayers. For Hagia Sophia's ticket and visiting rules, see our Hagia Sophia ticket price update, and for which ministry museums a pass covers, our Museum Pass Istanbul guide.

Indoor Istanbul for cold or wet days

January rewards an indoor plan, and the old city makes one easy. A full day can run from Topkapı Palace's treasury and Harem to Hagia Sophia, down into the Basilica Cistern and on to the covered lanes of the Grand Bazaar, all within walking distance of each other.

Add the Istanbul Archaeology Museums, open daily, for a second day, and keep the evenings for warm indoor experiences:

• A Turkish bath. A hammam is a good way to warm up after a wet day. Our Turkish bath price guide compares the historic baths.
• A whirling dervish ceremony. The Sema ceremony at Hodjapasha starts at 19:00 and lasts about an hour, from $43 per person.
• A Bosphorus dinner. Our Bosphorus dinner cruise guide explains the options for an evening on the water.

For a rain-day plan in detail, see things to do in Istanbul when it rains, and for the whole season, things to do in Istanbul in winter.

Snow, Bursa and Cappadocia: trips that work in January

In January a day trip can add real snow to a city break. Our Bursa and Uludağ tour from Istanbul, from $90 per person, includes the transport and ferry, a ride on the Uludağ cable car, a guided visit to Bursa and lunch; skiing is not included. Snow on the mountain is never guaranteed, so check the forecast with us before you book.

For two days in Cappadocia, where MGM's average January low at Nevşehir is −3.6°C, our 2-day Cappadocia tour from Istanbul, from $404 per person, includes return flights, a night in a cave or stone hotel and an English-speaking licensed guide. Our page on Turkey tour packages in January 2027 covers longer routes, and a winter balloon trip to Cappadocia explains the balloon odds.

Crowds and prices in January

January is far quieter than summer. According to the Istanbul Provincial Directorate of Culture and Tourism, 1,359,798 foreign visitors arrived in the city in January 2026, against 1,932,022 in July 2026, about 30% fewer. Shorter queues at the big sights are the main reward of a winter trip.

Two things are still worth booking early: New Year's Eve plans, and any trip that overlaps the Turkish school break from 25 January. Our Istanbul trip cost guide breaks down a typical budget, and our Istanbul tour prices page compares guided options.

Tours that cover this

These tours suit a January visit because they focus on indoor sights or take you towards the snow. Prices are in US dollars.

• Istanbul Old City private tour: Hagia Sophia, Topkapı and Grand Bazaar: from $200 per person. Private, with a licensed guide who meets you at your hotel or the cruise port; entrance tickets are extra.
• Private Istanbul tour with a licensed guide, 1, 2 or 3 days: from $199 per group. Eight hours a day with a licensed guide, who swaps in other sites when one is closed.
• Istanbul tour package, 4 days and 3 nights: from $699 per person. Private, with a mid-range hotel and breakfast, airport transfers, a guided Old City day, lunch on guided days, entry tickets for the listed sights and a Bosphorus cruise.
• Bursa and Uludağ tour from Istanbul: from $90 per person. A group day trip with the cable car and lunch.

Guides in languages other than English can be arranged on request, subject to availability. If you only need a guide or a driver in Istanbul, our sister site Get Istanbul Tours lists more city options.

No prepayment needed: pay on the tour day.

Send us your dates on WhatsApp with the Istanbul Old City private tour or any tour above, and we will plan the days around the rain, the closing days and 1 January.

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