Photo: Antonio Cristofaro / Wikimedia Commons, CC BY 3.0
Best Time to Visit Istanbul: Month by Month
The best time to visit Istanbul is April to early June or September to October: mild days, light rain and tulips in April. Month-by-month climate and what each season brings.
The best time to visit Istanbul is spring, from April to early June, or autumn, from September to October. Days are mild, rain is light, and the city is easy to walk; April also brings the tulips. Summer is hot, and winter is cool and wet, with short days.
When is the best time to visit Istanbul?
We think the best time to visit Istanbul is late April, May, September or October. In May, the average high is about 22 °C (72 °F); in October it is about 21 °C (69 °F), with cool evenings that suit long walks and dinners outside.
The numbers below are Istanbul’s long-term averages.
| Month | Average high | Average low | Rainy days |
|---|---|---|---|
| January | 10 °C (49 °F) | 4 °C (40 °F) | 16 |
| February | 10 °C (50 °F) | 4 °C (40 °F) | 14 |
| March | 12 °C (54 °F) | 6 °C (42 °F) | 13 |
| April | 17 °C (63 °F) | 9 °C (49 °F) | 10 |
| May | 22 °C (72 °F) | 14 °C (56 °F) | 8 |
| June | 27 °C (81 °F) | 18 °C (64 °F) | 5 |
| July | 30 °C (85 °F) | 21 °C (69 °F) | 3 |
| August | 30 °C (85 °F) | 21 °C (69 °F) | 4 |
| September | 26 °C (79 °F) | 18 °C (64 °F) | 6 |
| October | 21 °C (69 °F) | 14 °C (57 °F) | 9 |
| November | 16 °C (61 °F) | 10 °C (50 °F) | 11 |
| December | 12 °C (53 °F) | 7 °C (44 °F) | 16 |

What is Istanbul like in spring?
Spring is mild and green, and April belongs to the tulips. During the Istanbul Tulip Festival, millions of tulips flower in the city’s parks, and Emirgan Park on the Bosphorus is its heart. Evenings can still be cool in April, so bring a layer. By May, terraces and ferries are at their best.
Is summer a good time to visit Istanbul?
Summer is a good time to visit Istanbul if you like long days and warm evenings, but it is hot. July and August average about 30 °C (85 °F) by day. Start early, see the monuments at opening time and keep the afternoons for the Bosphorus, a Bosphorus tour or the shade of a tea garden.
What is Istanbul like in autumn?
Autumn is warm in September and mild in October, with the sea still warm. It is the second classic season for walking the old city and the neighborhoods. Rain returns in November, so pack an umbrella late in the season.
Is winter a good time to visit Istanbul?
Winter is a good time to visit Istanbul if you prefer museums to sunshine. For the evenings, see our guide to opera and ballet in Istanbul. December and January bring about 16 rainy days a month and highs near 10 °C (50 °F), and some years see snow. For the rest of the country, see Turkey in January. The light is soft, and the city feels like it belongs to the people who live there. On a wet day, our Istanbul rainy day tour keeps you under roofs.
How do Ramadan and the holidays affect your visit?
Ramadan follows the lunar calendar, so it moves about eleven days earlier each year. Restaurants, museums and sights stay open, and the evenings, when families break the fast together, are lively. The holidays that follow Ramadan and the Feast of the Sacrifice are busy travel days for Turks, so book hotels and transfers early if your dates fall on them. Our guides to Ramadan in Turkey and the Bayram holidays list the 2027 dates.
For the whole country, season by season, read the best time to visit Turkey, and for packing, what to wear in Turkey.
Would you like to plan Istanbul in the season that suits you? Tulips in April, warm sea in September: send us your month and we plan the days. Start with our three days in Istanbul journey or a guide in Istanbul.
Frequently asked questions
What is the best month to visit Istanbul?
May and late September to October: mild days, little rain and comfortable evenings.
Is Istanbul hot in summer?
Yes. July and August average highs of about 30 °C (85 °F).
Does it snow in Istanbul?
Some winters, yes. December and January are cool and wet, with highs near 10 °C (50 °F).
When is the Istanbul Tulip Festival?
In April, when millions of tulips flower in the city's parks, above all in Emirgan Park.
Is it a good idea to visit Istanbul during Ramadan?
Yes. Sights stay open and evenings are lively, and we book early if your dates fall on the holiday after Ramadan.
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