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Weather in Ulan Bator for December 2025

Your guide to Ulan Bator weather in December - trends and predictions

    Snow Forecast ❄️

  • Ulan Bator typically experiences moderate snowfall in December, with an average of 8 snowy days.
    According to Ulan Bator snow forecast for December 2025, no snow is expected until the end of the month.

    • Temperatures

  • Until now, December 2025 in Ulan Bator has been nearly identical to the historical average, with a temperature of -13.6 °C (showing only a slight deviation of 0 °C).

  • The forecast for the next days in Ulan Bator predicts temperatures to be around -14 °C, close to the historical average.

  • In general, the average temperature in Ulan Bator at the beginning of December is -11.4 °C. As the month progressed, temperatures tended to noticeably cool down, reaching an average of -13.7 °C by the end of December.

Average dry days
22
Dry days
Average rainy days
1
Rainy days
Average snowy days
8
Snow days
Average temperatures
-15°/-21°
Temperatures
Average wind speed
9 km/h
Avg max wind
Average humidity
86 %
Avg humidity

Ulan Bator Weather December

Move between months or click on a day
November
January
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Sunny
-16°
2
Overcast
-12°
3
Partly cloudy
-11°
4
Patchy light snow
-9°
5
Patchy moderate snow
-11°
6
Overcast
-11°
7
Light snow
-10°
8
Partly cloudy
-14°
9
Freezing fog
-13°
10
Moderate snow
-16°
11
Light snow
-15°
12
Freezing fog
-16°
13
Heavy snow
-15°
14
Light snow
-14°
15
Freezing fog
-16°
16
Mist
-14°
17
Overcast
-12°
18
Mist
-13°
19
Freezing fog
-21°
20
Mist
-21°
21
Sunny
-15°
22
Freezing fog
-10°
23
Partly cloudy
-16°
24
Sunny
-17°
25
Sunny
-13°
26
Sunny
-11°
27
Sunny
-10°
28
Freezing fog
-13°
29
Mist
-22°
30
Sunny
-15°
31
Mist
-12°

Temperatures trend during December in Ulan Bator

See the weather trend as well as the moving average line

December weather in Ulan Bator day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
1 Dec. Sunny
Sunny
 -16° /-22° 0 mm 0 cm
2 Dec. Overcast
Overcast
 -12° /-21° 0 mm 0 cm
3 Dec. Partly cloudy
Partly cloudy
 -11° /-19° 0 mm 0 cm
4 Dec. Patchy light snow
Patchy light snow
 -9° /-17° 0.2 mm 0.1 cm
5 Dec. Patchy moderate snow
Patchy moderate snow
 -11° /-19° 0.5 mm 0.3 cm
6 Dec. Overcast
Overcast
 -11° /-20° 0.4 mm 0.3 cm
7 Dec. Light snow
Light snow
 -10° /-22° 0.1 mm 0 cm
8 Dec. Partly cloudy
Partly cloudy
 -14° /-21° 0 mm 0 cm
9 Dec. Freezing fog
Freezing fog
 -13° /-22° 0 mm 0 cm
10 Dec. Moderate snow
Moderate snow
 -16° /-24° 0.3 mm 0.2 cm
11 Dec. Light snow
Light snow
 -15° /-24° 0.3 mm 0.2 cm
12 Dec. Freezing fog
Freezing fog
 -16° /-23° 0 mm 0 cm
13 Dec. Heavy snow
Heavy snow
 -15° /-22° 0.9 mm 0.8 cm
14 Dec. Light snow
Light snow
 -14° /-23° 0.2 mm 0.1 cm
15 Dec. Freezing fog
Freezing fog
 -16° /-22° 0 mm 0 cm
16 Dec. Mist
Mist
 -14° /-21° 0 mm 0 cm
17 Dec. Overcast
Overcast
 -12° /-19° 0 mm 0 cm
18 Dec. Mist
Mist
 -13° /-24° 0.4 mm 0.2 cm
19 Dec. Freezing fog
Freezing fog
 -21° /-27° 0.1 mm 0 cm
20 Dec. Mist
Mist
 -21° /-27° 0 mm 0 cm
21 Dec. Sunny
Sunny
 -15° /-23° 0 mm 0 cm
22 Dec. Freezing fog
Freezing fog
 -10° /-26° 0.1 mm 0 cm
23 Dec. Partly cloudy
Partly cloudy
 -16° /-26° 0 mm 0 cm
24 Dec. Sunny
Sunny
 -17° /-26° 0 mm 0 cm
25 Dec. Sunny
Sunny
 -13° /-23° 0 mm 0 cm
26 Dec. Sunny
Sunny
 -11° /-20° 0 mm 0 cm
27 Dec. Sunny
Sunny
 -10° /-19° 0 mm 0 cm
28 Dec. Freezing fog
Freezing fog
 -13° /-28° 0 mm 0 cm
29 Dec. Mist
Mist
 -22° /-30° 0 mm 0 cm
30 Dec. Sunny
Sunny
 -15° /-26° 0 mm 0 cm
31 Dec. Mist
Mist
 -12° /-24° 0 mm 0 cm
Next
Important Notice
Our weather forecast for Ulan Bator in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ulan Bator forecast closer to your planned date for the most up-to-date weather information.
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Ulan Bator in December - FAQ

What are the expected maximum and minimum temperatures in Ulan Bator during December?
Brace for cold days with temperatures not exceeding -15° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Ulan Bator during December?
Rainfall in Ulan Bator during December is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 1 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
Will it snow in Ulan Bator in December 2025?
Ulan Bator experiences an average snowfall of 3.75333 cm during December, occurring over 8 days.
What are the typical wind conditions in Ulan Bator during December?
The average wind speed in Ulan Bator during December is 9 km/h, suggesting breezy to windy conditions, depending on your activities.

Ulan Bator snow forecast December 2025

Track daily snowfall levels and discover Ulan Bator’s snowy potential this December ❄️
On average, Ulan Bator sees 8 snowy days during December, with approximately 3.8 cm of total snowfall.

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Location coordinates Where is Ulan Bator?

Get accurate weather forecasts for Ulan Bator, located at latitude 47.908 and longitude 106.883. Stay updated with localized weather information tailored for Ulan Bator.

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