Istanbul weather in May 2020

  • 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
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The May weather guide for Istanbul, Turkey 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.

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

Guide to Istanbul weather in May

The average maximum daytime temperature in Istanbul in May is a comfortable 21°C (70°F). The average night-time temperature is usually a cool 12°C (54°F). There are usually 10 hours of bright sunshine each day, which represents 67% of the 14 hours of daylight.

Expect 35mm (1.4 inches) of rainfall across the whole of May with 9 days with some rain falling. Maximum UV levels will be high (7 UV index) at midday when the skies are clear.

The average sea temperature in and around Istanbul in May is 15°C (59°F).

Istanbul sunrise & sunset times for May 2020

Browse the sunrise & sunset times for Istanbul in May 2020. Select a month to view Istanbul sunrise & sunset times for the next twelve months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2020 06:02 20:01
Saturday, 16th May 2020 05:45 20:16
Sunday, 31st May 2020 05:35 20:29
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Below are average maximum temperatures at popular destinations in Turkey in May. Select a destination to see more weather parameters.

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