Tehran weather in May 2025

Expect 26°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Tehran in May. Check more long-term weather averages for Tehran in May before you book your next holiday to Iran in 2025/2026.

  • 26°C maximum daytime temperature in May in Tehran26
    26°C max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in May in Tehran10
    10 days with some rainfall
  • 14°C minimum night-time temperature in May in Tehran14
    14°C min night temperature
  • 14 hours of daylight per day in May in Tehran14
    14 hours of daylight per day
  • Low heat & humidity in May in TehranL
    Low heat & humidity
  • 22 mm monthly rainfall in May in Tehran22
    22 mm of monthly rainfall
  • UV (maximum) index 11 (Extreme) in May in Tehran11
    11 (Extreme) UV index

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The May weather guide for Iran (Tehran) 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)

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How hot is it in Tehran in May?

Daytime temperatures usually reach 26°C in Tehran in May with low heat and humidity, falling to 14°C at night.

How sunny is it in Tehran in May?

There are normally 9 hours of bright sunshine each day in Tehran in May - that's 64% of daylight hours.

Does it rain in Tehran in May?

There are usually 10 days with some rain in Tehran in May and the average monthly rainfall is 22mm.

Tehran May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:12 18:51
Friday, 16th May 2025 04:58 19:03
Saturday, 31st May 2025 04:50 19:14

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