Ulaanbaatar weather in October 2025

Expect 7°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Ulaanbaatar in October. Check more long-term weather averages for Ulaanbaatar in October before you book your next holiday to Mongolia in 2025/2026.

  • 7°C maximum daytime temperature in October in Ulaanbaatar7
    7°C max day temperature
  • 7 hours of sunshine per day
  • 6 days with some rainfall in October in Ulaanbaatar6
    6 days with some rainfall
  • -7°C minimum night-time temperature in October in Ulaanbaatar-7
    -7°C min night temperature
  • 11 hours of daylight per day in October in Ulaanbaatar11
    11 hours of daylight per day
  • No heat & humidity in October in Ulaanbaatar0
    No heat & humidity
  • 15 mm monthly rainfall in October in Ulaanbaatar15
    15 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in October in Ulaanbaatar3
    3 (Moderate) UV index

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The October 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.

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

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How cold is it in Ulaanbaatar in October?

Daytime temperatures usually reach 7°C in Ulaanbaatar in October, falling to -7°C at night.

How sunny is it in Ulaanbaatar in October?

There are normally 7 hours of bright sunshine each day in Ulaanbaatar in October - that's 67% of daylight hours.

Does it rain in Ulaanbaatar in October?

There are usually 6 days with some rain in Ulaanbaatar in October and the average monthly rainfall is 15mm. Rain may fall as snow in this month.

Ulaanbaatar October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:51 18:32
Thursday, 16th October 2025 07:13 18:02
Friday, 31st October 2025 07:35 17:36

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