Weather in Mongolia in September

General weather information about Mongolia

Average annual temperature is 8.7 °C

Absolute maximum temperature: 31.9 °C

Absolute minimum temperature: -27.6 °C

Number of sunny days: 142 days

Number of rainy days: 186 days

Number of snow days: 37 days

Look at detailed online map of Mongolia

* Weather data for Mongolia Canada is based on climate observations for 2026 year

Mongolia air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)5.312.59.728.529.731.129.428.931.927.613.611.1
Average daytime temperature (°C)0.42.13.813.819.023.225.823.522.015.06.34.0
Average temperature (°C)-2.4-3.6-0.87.812.818.220.818.717.011.22.41.3
Average night temperature (°C)-5.5-8.2-4.52.87.413.716.214.713.18.3-1.0-1.2
Absolute minimum temperature (°C)-16.5-27.6-12.1-7.00.19.312.49.26.7-3.3-7.0-8.0

Mongolia monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.011.012.014.015.015.015.014.013.011.010.09.0
Daylight mean duration (h)9.310.511.913.514.715.415.114.012.511.09.79.0
Daylight minimum duration (h)8.09.011.012.014.015.014.013.011.010.09.08.0
Sunshine mean duration (h)2.85.66.38.111.010.911.29.99.75.75.12.4
Precipitation (mm)867688103651171218830764582
Sunny days913111220124131791111
Rainy days1369171118271813221616
Snow days9911100000034

Mongolia - weather forecast by months

Mongolia weather in januaryMongolia weather in februaryMongolia weather in marchMongolia weather in aprilMongolia weather in mayMongolia weather in juneMongolia weather in julyMongolia weather in augustMongolia weather in septemberMongolia weather in octoberMongolia weather in novemberMongolia weather in december

Best time to visit Mongolia:

The best time to visit Mongolia during the most sunny months:

  • May — 11.0(h)
  • June — 10.9(h)
  • July — 11.2(h)
  • August — 9.9(h)
  • September — 9.7(h)

Months with the longest average daylight duration in Mongolia:

  • June — 15.4(h)

The largest precipitation sum in Mongolia is at

  • April — 103(mm)
  • June — 117(mm)
  • July — 121(mm)

    • Weather forecast in the closest to Mongolia admin centers

    Weather forecast in the closest towns to Mongolia

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    Frequently asked questions

    When is the best time to visit Mongolia?
    The historical weather data above shows the warmest, sunniest and driest months to help you choose the best time to visit Mongolia.
    What is the weather like in Mongolia?
    See average temperature, rainfall and daylight hours for Mongolia by month in the table above.
    How many sunny days does Mongolia have?
    The monthly weather statistics above show sunshine and rainfall patterns for Mongolia throughout the year.