Mongolia weather live forecast

Today's maximum temperature in Mongolia is expected to be 16°C. Select a day from the live weather forecast for Mongolia (Ulaanbaatar) for more weather parameters.

  • Thursday
    18th Sep
    Scattered clouds
  • Friday
    19th Sep
    Broken clouds
  • Saturday
    20th Sep
    Scattered clouds
  • Sunday
    21st Sep
    Scattered clouds
  • Monday
    22nd Sep
    Mostly cloudy with light rain (2-5 mm of rainfall expected)

5-day weather forecast updated at 04:00 on Wednesday 17th September 2025 GMT

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The 5-day weather forecast for Mongolia (Ulaanbaatar) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Top Mongolia destinations

Below are temperatures expected today at popular countries, regions and places in Mongolia. Select a destination to see the detailed weather forecast for today, tomorrow and the outlook for the next five days.

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Mongolia weather forecast by day

Below are the detailed weather forecasts for Mongolia for the next 5 days. The forecasts shown are for Ulaanbaatar and may not represent the whole of Mongolia. Browse more destinations in Mongolia to view more weather forecasts.

Mongolia weather for Thursday 18th September 2025

Expect scattered clouds in Mongolia with a maximum temperature of 16°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the south-east.

  • 16°C maximum temperature16
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 16°C wind chill16
    °C wind chill
  • Light breeze of 12 kph from the South-East12
    kph wind from SE

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Mongolia weather for Friday 19th September 2025

Expect broken clouds in Mongolia with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

  • 15°C maximum temperature15
    °C maximum temperature
  • 5°C minimum temperature5
    °C minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 15°C wind chill15
    °C wind chill
  • Light breeze of 9 kph from the East9
    kph wind from E

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Mongolia weather for Saturday 20th September 2025

Expect scattered clouds in Mongolia with a maximum temperature of 17°C, maximum UV of 5 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 9 kph from the east.

  • 17°C maximum temperature17
    °C maximum temperature
  • 4°C minimum temperature4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 5 (Moderate)5
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 9 kph from the East9
    kph wind from E

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Mongolia weather for Sunday 21st September 2025

Expect scattered clouds in Mongolia with a maximum temperature of 18°C, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 21 kph from the south.

  • 18°C maximum temperature18
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 21 kph from the South21
    kph wind from S

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Mongolia weather for Monday 22nd September 2025

Expect mostly cloudy with light rain in Mongolia with a maximum temperature of 16°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 2-5 mm of rainfall expected with 80% chance of some rain and a gentle breeze of 19 kph from the south-east.

  • 16°C maximum temperature16
    °C maximum temperature
  • 8°C minimum temperature8
    °C minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 80% chance of some rain80
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 19 kph from the South-East19
    kph wind from SE

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

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