Mongolia weather in May 2025

Expect 61°F daytime maximum temperatures in the shade with on average 10 hours of sunshine per day in Mongolia in May. Check more long-term weather averages for Mongolia in May before you book your next holiday to Mongolia in 2025/2026.

  • 61°F maximum daytime temperature in May in Mongolia (Ulaanbaatar)61
    61°F max day temperature
  • 10 hours of sunshine per day
  • 8 days with some rainfall in May in Mongolia (Ulaanbaatar)8
    8 days with some rainfall
  • 34°F minimum night-time temperature in May in Mongolia (Ulaanbaatar)34
    34°F min night temperature
  • 15 hours of daylight per day in May in Mongolia (Ulaanbaatar)15
    15 hours of daylight per day
  • No heat & humidity in May in Mongolia (Ulaanbaatar)0
    No heat & humidity
  • 1.0 inches monthly rainfall in May in Mongolia (Ulaanbaatar)1.0
    1.0 inches of monthly rainfall
  • UV (maximum) index 6 (High) in May in Mongolia (Ulaanbaatar)6
    6 (High) UV index

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The May weather guide for Mongolia (Ulaanbaatar) 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 Mongolia destinations

Below are average maximum temperatures at popular countries, regions and places in Mongolia in May. Select a holiday destination to see more weather parameters.

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Metric (°C)  |  Imperial (°F)

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How warm is it in Mongolia in May?

Daytime temperatures usually reach 61°F in Ulaanbaatar, Mongolia in May, falling to 34°F at night.

How sunny is it in Mongolia in May?

There are normally 10 hours of bright sunshine each day in Ulaanbaatar, Mongolia in May - that's 63% of daylight hours.

Does it rain in Mongolia in May?

There are usually 8 days with some rain in Ulaanbaatar, Mongolia in May and the average monthly rainfall is 1.0 inches.

Mongolia May sunrise & sunset times

Browse the sunrise and sunset times for Mongolia in May 2025. Select a month to view Mongolia sunrise and sunset times for the next 12 months. The Mongolia sunrise and sunset times shown below are for Ulaanbaatar.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st May 2025 05:35 20:05
Friday, 16th May 2025 05:13 20:25
Saturday, 31st May 2025 04:58 20:42

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