Istanbul weather in May 2023

  • 21°C maximum daytime temperature in May in Istanbul21
    21°C max day temperature
  • 10 hours of sunshine per day
  • 9 days with some rainfall in May in Istanbul9
    9 days with some rainfall
  • 12°C minimum night-time temperature in May in Istanbul12
    12°C min night temperature
  • 14 hours of daylight per day in May in Istanbul14
    14 hours of daylight per day
  • No heat & humidity in May in Istanbul0
    No heat & humidity
  • 35 mm monthly rainfall in May in Istanbul35
    35 mm of monthly rainfall
  • UV (maximum) index 7 (High) in May in Istanbul7
    7 (High) UV index
  • 15°C sea temperature in May in Istanbul15
    15°C sea temperature
  • Save up to £250 on holidays in TUI Live Happy sale
  • Discount varies by booking spend - £1,000 - £2,250
  • Travel before 30th April 2024 (inclusive)
Show discount codeShow discount code ******ALE

Expires at 23:59 on Saturday 25th Feb 2023 · View all TUI offers

TUITUI deal finder

Recommended for Turkey

The May 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.

  • Top deals & discounts
  • Istanbul weather overview
  • Istanbul climate averages by month
  • More destinations
  • Best time to go to Istanbul
  • Istanbul 5-day weather forecast

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

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

Back to top

More about Turkey

How hot is it in Istanbul in May?

Daytime temperatures usually reach 21°C in Istanbul in May, falling to 12°C at night.

How sunny is it in Istanbul in May?

There are normally 10 hours of bright sunshine each day in Istanbul in May - that's 67% of daylight hours.

How warm is the sea around Istanbul in May?

The average sea temperature around Istanbul in May is 15°C.

Does it rain in Istanbul in May?

There are usually 9 days with some rain in Istanbul in May and the average monthly rainfall is 35mm.

Istanbul May sunrise & sunset times

Browse the sunrise and sunset times for Istanbul in May 2023. Select a month to view Istanbul sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st May 2023 06:03 20:00
Tuesday, 16th May 2023 05:46 20:16
Wednesday, 31st May 2023 05:35 20:29

Related posts

Popular travel offers

Explore holidays in the sun for less

Top ^