Best year time to visit Onon

General weather information about Onon

Average annual temperature is 0.8 °C

Absolute maximum temperature: 34.1 °C

Absolute minimum temperature: -36.3 °C

Number of sunny days: 228 days

Number of rainy days: 100 days

Number of snow days: 37 days

Look at detailed online map of Onon

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

Onon air temperature forecast for each month

JanFebMarAprMayJunJulAugSepOctNovDec
Absolute maximum temperature (°C)-5.06.517.218.524.033.334.132.330.416.53.3-3.3
Average daytime temperature (°C)-14.0-4.34.16.816.123.423.721.217.010.1-7.0-12.5
Average temperature (°C)-20.6-11.7-3.00.39.316.818.216.111.23.4-12.4-18.2
Average night temperature (°C)-26.7-17.8-9.5-5.52.410.012.511.15.4-2.5-18.0-23.5
Absolute minimum temperature (°C)-36.3-21.2-16.8-12.3-3.02.88.76.6-0.9-10.4-27.8-30.8

Onon monthly weather indicators

JanFebMarAprMayJunJulAugSepOctNovDec
Daylight maximum duration (h)9.010.012.014.015.016.016.015.013.011.09.08.0
Daylight mean duration (h)8.810.211.913.715.216.115.714.312.610.89.28.4
Daylight minimum duration (h)8.09.011.012.014.015.015.013.011.09.08.08.0
Sunshine mean duration (h)6.78.89.910.29.511.810.79.79.08.36.76.5
Precipitation (mm)001513385197141517102
Sunny days29272516151612610272025
Rainy days00131514192520120
Snow days2151110000386

Onon - weather forecast by months

Onon weather in januaryOnon weather in februaryOnon weather in marchOnon weather in aprilOnon weather in mayOnon weather in juneOnon weather in julyOnon weather in augustOnon weather in septemberOnon weather in octoberOnon weather in novemberOnon weather in december

Best time to visit Onon:

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

  • June — 11.8(h)

Months with the longest average daylight duration in Onon:

  • June — 16.1(h)
  • July — 15.7(h)

The largest precipitation sum in Onon is at

  • June — 51(mm)
  • July — 97(mm)
  • August — 141(mm)
  • September — 51(mm)

    • Weather forecast in the closest to Onon admin centers

    Weather forecast in the closest towns to Onon