Irkutsk weather in May 2025

Expect 17°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Irkutsk in May. Check more long-term weather averages for Irkutsk in May before you book your next holiday to Russia (Central Asia) in 2025/2026.

  • 17°C maximum daytime temperature in May in Irkutsk17
    17°C max day temperature
  • 9 hours of sunshine per day
  • 10 days with some rainfall in May in Irkutsk10
    10 days with some rainfall
  • 2°C minimum night-time temperature in May in Irkutsk2
    2°C min night temperature
  • 16 hours of daylight per day in May in Irkutsk16
    16 hours of daylight per day
  • No heat & humidity in May in Irkutsk0
    No heat & humidity
  • 36 mm monthly rainfall in May in Irkutsk36
    36 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in May in Irkutsk5
    5 (Moderate) UV index

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The May weather guide for Russia (Central Asia) (Irkutsk) 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 warm is it in Irkutsk in May?

Daytime temperatures usually reach 17°C in Irkutsk in May, falling to 2°C at night.

How sunny is it in Irkutsk in May?

There are normally 9 hours of bright sunshine each day in Irkutsk in May - that's 55% of daylight hours.

Does it rain in Irkutsk in May?

There are usually 10 days with some rain in Irkutsk in May and the average monthly rainfall is 36mm.

Irkutsk May sunrise & sunset times

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


Date Sunrise times Sunset times
Thursday, 1st May 2025 05:32 20:29
Friday, 16th May 2025 05:06 20:53
Saturday, 31st May 2025 04:48 21:13

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