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Bayan-Olgii

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Bayan-Olgii Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Bayan-Olgii year round climate

  • Spring (March–May): Average -37.2°F–52.5°F, cold and dry climate, slow temperature increase, and low rainfall. Common activities: Hiking (pay attention to keeping warm), appreciating grassland scenery. Recommended clothing: Thick coat, sweater, warm underwear, waterproof jacket.
  • Summer (June–August): Average 63.1°F–65.1°F, warm and dry climate, large diurnal temperature variation, rainfall concentrated in July. Common activities: Horse riding, camping, exploring grassland culture. Recommended clothing: Light and breathable clothing, long trousers, sun hat, sunscreen.
  • Autumn (September–November): Average 37.2°F–50.0°F, dry and cool climate, rapid temperature decrease, and reduced rainfall. Common activities: Viewing autumn grassland scenery, experiencing local nomadic culture. Recommended clothing: Warm coat, long trousers, scarf, gloves.
  • Winter (December–February): Average -60.8°F–-58.1°F, cold and dry climate, extremely low temperatures, and low snowfall. Common activities: Experiencing the winter life of nomadic people (thorough preparations for warmth are necessary). Recommended clothing: Down jacket, thick sweater, warm socks, hat, gloves, scarf, waterproof snow boots.

Bayan-Olgii climatological average

Annual average temperature: approx. 35.8°F / Annual rainfall: approx. 81 mm / Summer humidity: 30%–40% / Rainiest month: July

Bayan-Olgii monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
5.4°F
1.2
February
5.9°F
1
March
26.8°F
1.5
April
37°F
2
May
52.5°F
11.3
June
63.3°F
9
July
65.1°F
26
August
63.1°F
8.7
September
50°F
14.3
October
37.2°F
2.5
November
20.7°F
1.3
December
3.2°F
2.8

Bayan-Olgii weather for the next seven days

10/4
Sunday
Sunny
55.4°F/30.3°F
10/5
Monday
Overcast
59.2°F/35.5°F
10/6
Tuesday
Overcast
56.6°F/39.4°F
10/7
Wednesday
Sunny
45.8°F/31.4°F
10/8
Thursday
Overcast
47.2°F/23°F
10/9
Friday
Overcast
45.5°F/30.9°F
10/10
Saturday
Sunny
39.4°F/19.9°F