- Explore villas in the Canaries, Med & across Europe
- Find villas with pools + beach, rural & urban locations
- Filter deals by party size, price, bedrooms & more
Istanbul weather
Get the latest coronavirus (Covid-19) updates for Turkey with current travel advice and statistics on new cases per 100,000 and vaccine.
-
Usually
in May
-
Now
Today
Recommended for Turkey
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
The weather guide for Istanbul, Turkey shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.
Which is the hottest month in Istanbul?
The hottest time of year in Istanbul is normally July. Expect maximum daytime temperatures to reach 27°C with low heat and humidity.
Which month has the most rain in Istanbul?
In terms of rainfall, December is usually the wettest month in Istanbul with 126mm on average. There are normally 18 days in December with some rain.
When is it sunniest in Istanbul?
The sunniest time of year in Istanbul is normally July with bright sunshine on average for 79% of daylight hours; that's 12 hours of sunshine per day.
When is the sea warmest in Istanbul?
The sea is usually at its warmest in Istanbul in August when the water temperature reaches 24°C.
Metric (°C / mm) | Imperial (°F / inches)
Compare Istanbul weather with the USA
Below the Istanbul weather chart shows average maximum daytime temperature for Istanbul, Turkey and the USA (Washington).
Maximum daytime temperature (°C)
Istanbul, Turkey
USA (Washington)
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Metric (°C / mm) | Imperial (°F / inches)
Compare more Istanbul weather >>
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.