Bayan-Ölgiy, Mongolia Weather
- Bayan-Ölgiy, Mongolia Weather
- Current conditions
- Weather forecast
- Averages and extremes
- Yesterday's Data
- Temperature and possibility of rain in Bayan-Ölgiy over the next 12 hours
- Temperature and possibility of rain in Bayan-Ölgiy in the coming days
- Rainfall in Bayan-Ölgiy in the coming days
- Bayan-Ölgiy Weather Summary
- Weather averages by month
- Bayan-Ölgiy's weather
- Frequently asked questions
- Comments
Current conditions
Condition: Mainly Clear
Pressure: 709 hPa
Feel like: -29 °C
Temperature: -24°C
Cloud: 10%
Humidity: 78%
Wind: SW - 9 km/h
Visibility: 0.16 km
30 Day Averages and Extremes
- Average high -11.27°C
- Average low -19.0°C
- Hottest day -4°C (14 December 2025)
- Coldest day -30°C (10 December 2025)
- Average humidity 60.8%
- Days with precipitation 17 days
- Highest precipitation 62 mm (09 December 2025)
Yesterday's Data
- Max: -12°C
- Min: -22°C
- Total Precipitation: 2 mm
Temperature and possibility of rain in Bayan-Ölgiy over the next 12 hours
Temperature and possibility of rain in Bayan-Ölgiy in the coming days
Rainfall in Bayan-Ölgiy in the coming days
Bayan-Ölgiy Climate Summary
Bayan-Ölgiy features a Tundra (Köppen classification: ET), with an average annual temperature of -0.45ºC (31.19ºF), which is about -1.67% lower than the national average for Mongolia. Annually, the city experiences approximately 19.0 millimeters (0.75 inches) of rainfall, spread across 45.53 rainy days, accounting for 12.47% of the year.
| Longitude | 48.3983254 |
| Latitude | 89.6625915 |
| Yearly high temperature | 2.75ºC (36.95ºF) |
| Yearly low temperature | -5.83ºC (21.51ºF) |
| Hottest month | July 18.74ºC (65.73ºF) |
| Coldest month | January -25.33ºC (-13.59ºF) |
| Yearly precip | 19.0mm (0.75in) |
| Days with rainfall | 45.53 days (12.47%) |
| Driest month | December (68.63%) |
| Wettest month | July (45.03%) |
Weather averages by month
| Month | High / Low (°C) | Rain |
|---|---|---|
| January | -15.1° / -25.33° | 0.18 days |
| February | -10.33° / -21.39° | 0.45 days |
| March | -1.98° / -12.17° | 0.91 days |
| April | 5.95° / -2.88° | 3.27 days |
| May | 10.33° / 2.73° | 5.45 days |
| June | 17.11° / 10.04° | 10.09 days |
| July | 18.74° / 11.03° | 10.82 days |
| August | 17.02° / 9.29° | 8.27 days |
| September | 10.4° / 2.45° | 3.36 days |
| October | 2.04° / -5.86° | 1.73 days |
| November | -7.52° / -15.79° | 1.0 days |
| December | -13.68° / -22.06° | 0.0 days |
Bayan-Ölgiy's weather
Frequently asked questions
1. What is the hottest month in Bayan-Ölgiy?
July has the highest average monthly temperature (daily mean of 18.74ºC) and January are the coolest (daily mean of -25.33ºC).
2. What should I wear in Bayan-Ölgiy today?
For today's frigid weather in Bayan-Ölgiy, with low temperatures at -19ºC (-2.2ºF), it's crucial to dress in warm, insulated layers. You should consider wearing:
- Scarf or neck gaiter
- Waterproof and insulated boots
- Fleece or wool sweater
- Wool or thermal socks
Temperature
Air quality
Satisfactory air quality, minimal pollution, low risk
- CO2 443
- CO 133
- NH3 0
- NO2 0
- O3 97
- PM10 1
- PM25 1
- SO2 0
- CH4 1,376