Stay in a Mongolian Ger
Discover the magic of Mongolia, from the Gobi Desert to Khövsgöl Lake, and experience traditional nomadic life in a Ger under starlit skies.
Thinking of visiting Ulaanbaatar in January? Expect very low temperatures reaching -15°C (5°F) during the day, dropping to -28°C (-18°F) at night, with the driest conditions of the year.
Our weather planner can help you find worldwide destinations with pleasant weather during this period. June, July and August typically offer the best weather for Ulaanbaatar.
Pick a month to see the average temperature, rainfall and sunshine in Ulaanbaatar - and find the best time to visit.
51-year average (1976-2026)
Based on our historical records, temperatures in Ulaanbaatar typically stay consistent throughout January, with daily highs averaging around -15°C (5°F). Nights are very cold, with lows typically ranging from -30°C (-22°F) to -28°C (-18°F).
51-year average (1976-2026)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Ulaanbaatar spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
The extremes listed below come from historical weather data collected in Ulaanbaatar from 1976 through 2025.
Find out more about the weather in Mongolia and which places have the best travel conditions in this month. See all of Mongolia in January →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Winter clothing is essential for visiting Ulaanbaatar in January. If you have a heavy coat, waterproof boots with good traction, and plenty of warm layers it's smart to bring them. Pack cloths like thermal underwear, wool socks, and insulated gloves. With minimal rainfall expected, you can leave the rain gear at home. Sunglasses could come in handy during the sunnier parts of your trip.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Temperature Rainfall Sunshine Humidity
See the full Ulaanbaatar climate overview or explore weather in Mongolia.
Where to go in January - average daytime high across popular destinations.
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Stay in a Mongolian Ger
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