Ulaanbaatar Weather in December
The weather of Ulaanbaatar in December is much colder than November. The average temperature is -24℃ (-11℉), the lowest of -38℃ (-36℉) and the highest of -3℃ (27℉). The humidity 65%.Tessem Talbihui in Horim: As a special festival in Mongolia, Tessem Talbihui in Horim falls on the third day in November in Mongolian calendar, usually in December in Gredorian calendar, producing strips on this day.
7-Day Ulaanbaatar Weather Forecast
Averages for Ulaanbaatar Weather in December
High Temperature
-14°C (6.8°F)
Low Temperature
-26°C (-14.8°F)
Rainfall
0.8 mm
Sunrise
08:20 ~ 08:40
Sunset
17:09~ 16:54
What to Wear
Depending on the cold weather, we recommend visitors to take down coats, padded coats, winter pants, sweaters. Hats, scarfs and gloves protect you from frostbite.
Things to Do in Ulaanbaatar in December, 2025
Zanabazar Museum of Fine Art: collecting many outstanding Mongolian artworks.
Bogd Khaan Palace Museum of Mongolia: one of the must-go places in Mongolia.
Gandan Monastery: the largest monasteries as Mongolian national treasure.
Bogd Khaan Palace Museum of Mongolia: one of the must-go places in Mongolia.
Gandan Monastery: the largest monasteries as Mongolian national treasure.
High/Low Temperatures of Ulaanbaatar in December
Historical Ulaanbaatar Weather in December
|
December |
Temperature | Sunrise / Sunset |
Humidity (%) |
|
|
High (°C/ °F) |
Low (°C/ °F) |
|||
|
1 |
-3 / 27 |
-15 / 5 |
08:20 / 17:09 |
50-85 |
|
2 |
-7 / 19 |
-29 / -20 |
08:20 / 17:08 |
55-85 |
|
3 |
-18 / 0 |
-29 / -20 |
08:21 / 17:08 |
54-77 |
|
4 |
-19 / -2 |
-34 / -29 |
08:22 / 17:07 |
49-75 |
|
5 |
-21 / -6 |
-34 / -29 |
08:23 / 17:07 |
48-75 |
|
6 |
-26 / -15 |
-37 / -35 |
08:23 / 17:06 |
47-68 |
|
7 |
-22 / -8
|
-38 / -36 |
08:24 / 17:05 |
48-68 |
|
8 |
-18 / 0 |
-36 / -33 |
08:24 / 17:05 |
41-68 |
|
9 |
-18 / 0 |
-34 / -29 |
08:25 / 17:04 |
41-74 |
|
10 |
-18 / 0 |
-37 / -35 |
08:26 / 17:03 |
54-76 |
|
11 |
-17 / 1 | -38 / -36 | 08:26 / 17:02 |
55-76 |
|
12 |
-9 / 16 |
-36 / -33 |
08:27 / 17:01 |
41-77 |
|
13 |
-7 / 19 |
-34 / -29 |
08:28 / 17:00 |
38-77 |
|
14 |
-10 / 14 |
-33 / -27 |
08:28 / 16:59 |
40-77 |
|
15 |
-11 / 12 |
-27 / -17 |
08:30 / 16:59 |
48-77 |
|
16 |
-9 / 16 |
-25 / -13 |
08:30 / 16:59 |
48-83 |
|
17 |
-7 / 19 |
-29 / -20 |
08:31 / 16:58 |
49-84 |
|
18 |
-9 / 16 |
-29 / -20 |
08:32 / 16:58 |
61-84 |
|
19 |
-9 / 16 |
-28 / -18 |
08:32 / 16:58 |
56-84 |
|
20 |
-3 / 27 |
-26 / -15 |
08:33 / 16:58 |
62-84 |
|
21 |
-6 / 21 |
-26 / -15 |
08:34 / 16:58 |
56-84 |
|
22 |
-9 / 16 |
-26 / -15 |
08:35 / 16:57 |
62-84 |
|
23 |
-10 / 14 |
-28 / -18 |
08:36 / 16:57 |
56-84 |
|
24 |
-11 / 12 |
-26 / -15 |
08:36 / 16:57 |
62-84 |
|
25 |
-18 / 0 |
-27 / -17 |
08:36 / 16:56 |
56-84 |
|
26 |
-15 / 5 |
-32 / -26 |
08:37 / 16:56 |
62-84 |
|
27 |
-14 / 7 |
-32 / -26 |
08:37 / 16:55 |
56-84 |
|
28 |
-22 / -8 |
-26 / -15 |
08:38 / 16:55 |
37-84 |
|
29 |
-25 / -13 |
-37 / -35 |
08:39 / 16:54 |
46-76 |
|
30 |
-18 / 0 |
-36 / -33 |
08:40 / 16:54 |
35-75 |
|
31 |
-19 / -2 |
-37 / -35 |
08:42 / 16:54 |
54-76 |