Istanbul weather
Today's sky, the hour-by-hour rain chance and the 16-day forecast for Istanbul, Turkey. Like most weather services, we show Istanbul at one spot: Istanbul, its largest city. At 9:30 PM local time it was cloudy and 14°C (56°F). Little to no rain in the next 24 hours. Best months for weather: May–Oct.
Current conditions
- Clouds
- 100%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Little to no rain in the next 24 hours
Daily Forecast
Best Time to Visit
Peak season May–OctOff season Dec–Feb
About Istanbul weather
Is it raining in Istanbul right now?
No. It’s cloudy and 14° right now. Little to no rain in the next 24 hours.
What’s the weather like in Istanbul this week?
Over the next 7 days, expect highs of 12–20° and lows of 7–15°. Rain is likely on 4 of 7 days (Monday, Tuesday, Wednesday, Thursday). The driest day looks like Sunday.
Has it been raining in Istanbul lately?
In the past 7 days, Istanbul had 3 rainy days and 26.8 mm of rain in total.
What should I pack for Istanbul?
For the coming week, bring an umbrella or rain jacket and a warm layer for the evenings.
Istanbul weather by month
When is the best time to visit Istanbul?
Based on weather alone, the best time to visit Istanbul is May–Oct, according to NASA's 2001–2025 climate averages. Dec–Feb tends to be the least pleasant. Average highs run from 8°C (47°F) in January to 29°C (84°F) in August.
What is the rainiest month in Istanbul?
December is the wettest month, with about 82 mm (3.2 in) of rain on average. July is the driest, with about 20 mm (0.8 in).
What is the hottest month in Istanbul?
August is the warmest, with average highs of 29°C (84°F) and lows of 22°C (71°F). January is the coolest, with highs of 8°C (47°F) and lows of 4°C (38°F).
Does Istanbul have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is December at about 82 mm (3.2 in).
How warm is the sea in Istanbul?
The sea is warmest in July at about 25°C (78°F) and coolest in February at about 9°C (48°F). It is comfortable for swimming (22°C or more) in Jul–Sep.
Istanbul weather month by month
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis for Istanbul), sea temperature from Open-Meteo Marine, forecast and current conditions from Open-Meteo. Page updated . How we rate months
Compare places in Istanbul
Weather can differ a lot within Istanbul: coasts, hills and mountains each have their own climate.
| Place | Best months | Rainy months | Highs | Rain a year |
|---|---|---|---|---|
| Istanbul | May–Oct | None | 8–29°C | 624 mm |
| Esenyurt | May–Oct | None | 8–29°C | 624 mm |
| Küçükçekmece | May–Oct | None | 8–29°C | 624 mm |
| Bağcılar | May–Oct | None | 8–29°C | 624 mm |
| Bahçelievler | May–Oct | None | 8–29°C | 624 mm |
| Ümraniye | May–Sep | None | 8–28°C | 675 mm |
| Üsküdar | May–Sep | None | 8–29°C | 624 mm |
| Esenler | May–Oct | None | 8–29°C | 624 mm |
| Sancaktepe | May–Sep | None | 8–28°C | 675 mm |
| Sultangazi | May–Oct | None | 8–29°C | 624 mm |
| Maltepe | May–Oct | None | 8–28°C | 675 mm |
| Beylikdüzü | May–Oct | None | 8–29°C | 624 mm |
Cities and towns in Istanbul
- Istanbul
- Esenyurt
- Küçükçekmece
- Bağcılar
- Bahçelievler
- Ümraniye
- Üsküdar
- Esenler
- Sancaktepe
- Sultangazi
- Maltepe
- Beylikdüzü
- Ataşehir
- Sultanbeyli
- Fatih
- Şişli
- Zeytinburnu
- Arnavutköy
- Başakşehir
- Büyükçekmece
- Eminönü
- Silivri
- Kavaklı
- Merter Keresteciler
- Güngören Merter
- Çatalca
- Mimarsinan
- Gürpınar
- Yakuplu
- Zekeriya
- Tepecik
- Çubuklu
- Şile
- Tarabya
- İstinye