Istanbul weather in July 2025

Expect 27°C daytime maximum temperatures in the shade with on average 12 hours of sunshine per day in Istanbul in July. Check more long-term weather averages for Istanbul in July before you book your next holiday to Turkey in 2025/2026.

  • 27°C maximum daytime temperature in July in Istanbul27
    27°C max day temperature
  • 12 hours of sunshine per day
  • 4 days with some rainfall in July in Istanbul4
    4 days with some rainfall
  • 18°C minimum night-time temperature in July in Istanbul18
    18°C min night temperature
  • 15 hours of daylight per day in July in Istanbul15
    15 hours of daylight per day
  • Low heat & humidity in July in IstanbulL
    Low heat & humidity
  • 25 mm monthly rainfall in July in Istanbul25
    25 mm of monthly rainfall
  • UV (maximum) index 9 (Very High) in July in Istanbul9
    9 (Very High) UV index
  • 23°C sea temperature in July in Istanbul23
    23°C sea temperature

More about Istanbul

Istanbul by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Turkey

  • Book online with TUI & save up to 7% on holidays
  • FREE child places available for select holidays
  • Pay £0 deposits with direct debit & spread the cost

TUITUI deal finder

The July weather guide for Turkey (Istanbul) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

More about Turkey

How hot is it in Istanbul in July?

Daytime temperatures usually reach 27°C in Istanbul in July with low heat and humidity, falling to 18°C at night.

How sunny is it in Istanbul in July?

There are normally 12 hours of bright sunshine each day in Istanbul in July - that's 79% of daylight hours.

How warm is the sea around Istanbul in July?

The average sea temperature around Istanbul in July is 23°C.

Does it rain in Istanbul in July?

There are usually 4 days with some rain in Istanbul in July and the average monthly rainfall is 25mm.

Istanbul July sunrise & sunset times

Browse the sunrise and sunset times for Istanbul in July 2025. Select a month to view Istanbul sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 05:36 20:40
Wednesday, 16th July 2025 05:46 20:34
Thursday, 31st July 2025 05:59 20:21

Related posts

Popular travel offers

Explore holidays in the sun for less

More holidays

Airport parking

More parking

Airport lounges

More lounges

Top ^