Click on a day for an hourly weather forecast
The weather in Ulaanbaatar in January is very cold with temperatures between -26°C and -17°C, warm clothes are a must.
Ulaanbaatar is going to be cold and wet in the month of January. Expect low temperatures and a few days of rain, so be sure to bundle up to avoid catching a cold.
Ulaanbaatar is going to experience quite a number of days of snow during January. It’s the perfect time to build snowmen, drink hot cocoa, and have a snowball fight. Just remember to wear a warm scarf and a pair of mittens!
Our weather forecast can give you a great sense of what weather to expect in Ulaanbaatar in January 2025.
If you’re planning to visit Ulaanbaatar in the near future, we highly recommend that you review the 14 day weather forecast for Ulaanbaatar before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | -17° / -26° | 1 | 21 | 9 | 3 mm | Awful | Ulaanbaatar in January |
| February | -14° / -25° | 3 | 17 | 9 | 6 mm | Awful | Ulaanbaatar in February |
| March | -5° / -15° | 4 | 16 | 11 | 15 mm | Awful | Ulaanbaatar in March |
| April | 6° / -3° | 4 | 18 | 9 | 26 mm | Awful | Ulaanbaatar in April |
| May | 13° / 3° | 4 | 21 | 6 | 47 mm | Bad | Ulaanbaatar in May |
| June | 20° / 10° | 8 | 21 | 1 | 84 mm | Ok | Ulaanbaatar in June |
| July | 22° / 13° | 8 | 23 | 0 | 114 mm | Ok | Ulaanbaatar in July |
| August | 20° / 10° | 8 | 23 | 0 | 99 mm | Ok | Ulaanbaatar in August |
| September | 13° / 4° | 4 | 23 | 3 | 46 mm | Bad | Ulaanbaatar in September |
| October | 3° / -4° | 3 | 20 | 8 | 19 mm | Awful | Ulaanbaatar in October |
| November | -8° / -16° | 3 | 16 | 11 | 13 mm | Awful | Ulaanbaatar in November |
| December | -15° / -24° | 2 | 19 | 10 | 4 mm | Awful | Ulaanbaatar in December |