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Undurkhaan in December 2026: weather, temperatures and activities

Do you want to visit Undurkhaan in December 2026? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether December is a good month to travel to Undurkhaan, Mongolia.

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Is it worth visiting Undurkhaan in December?

Check your ideal travel criteria and see if the month of December suits your plans to go to Undurkhaan.
What matters most?
November Best time to visit Undurkhaan January
Undurkhaan in December 2026: weather, temperatures and activities

Page summary

Undurkhaan in December in summary
Very bad weather
Min -19°C Max -14°C 5 mm 0 day(s) 85% 30% 7.5 h/day 3.4 cm
Activities not recommended in December
Hiking and trekkingNature and landscapes
Practical guidelines
Moderate crowds 08:17 16:47
Hourly weather

Average weather in Undurkhaan in December 2026

Very bad weather

The weather in Undurkhaan in December 2026 is based on statistical data from previous years in December. This allows you to forecast the weather in December 2026. Check the hourly statistics (6:00, 9:00, 12:00, 15:00, 18:00, 21:00, 0:00 and 3:00), with the associated average temperature, for the whole month, and also, by navigating the tabs, for the beginning, middle and end of the month.

From 1st to 31 December 2026
0h
Dominant weather
Clear/Sunny
16 days out of 31 (51%)
-20.1°C
Other common conditions
Partly Cloudy
8 days out of 31 (25%)
Fog
3 days out of 31 (9%)
Snow showers
2 days out of 31 (6%)
3h
Dominant weather
Clear/Sunny
16 days out of 31 (51%)
-16.8°C
Other common conditions
Partly Cloudy
10 days out of 31 (32%)
Cloudy
2 days out of 31 (6%)
Snow showers
2 days out of 31 (6%)
6h
Dominant weather
Clear/Sunny
16 days out of 31 (51%)
-14.7°C
Other common conditions
Partly Cloudy
9 days out of 31 (29%)
Cloudy
3 days out of 31 (9%)
Snow showers
2 days out of 31 (6%)
9h
Dominant weather
Clear/Sunny
14 days out of 31 (45%)
-17.1°C
Other common conditions
Partly Cloudy
7 days out of 31 (22%)
Fog
4 days out of 31 (12%)
Snow showers
3 days out of 31 (9%)
12h
Dominant weather
Clear/Sunny
14 days out of 31 (45%)
-17.8°C
Other common conditions
Partly Cloudy
8 days out of 31 (25%)
Fog
4 days out of 31 (12%)
Snow showers
3 days out of 31 (9%)
15h
Dominant weather
Clear/Sunny
14 days out of 31 (45%)
-18.3°C
Other common conditions
Partly Cloudy
9 days out of 31 (29%)
Fog
4 days out of 31 (12%)
Snow showers
3 days out of 31 (9%)
18h
Dominant weather
Clear/Sunny
14 days out of 31 (45%)
-19.5°C
Other common conditions
Partly Cloudy
9 days out of 31 (29%)
Fog
3 days out of 31 (9%)
Cloudy
2 days out of 31 (6%)
21h
Dominant weather
Clear/Sunny
15 days out of 31 (48%)
-20.1°C
Other common conditions
Partly Cloudy
8 days out of 31 (25%)
Fog
3 days out of 31 (9%)
Snow showers
2 days out of 31 (6%)
Climate

Climate of Undurkhaan in December

Temperatures, precipitation, snow and monthly trends help better understand the climate in Undurkhaan in December.

Temperatures and rain in Undurkhaan in December

Average daily weather

Temperatures, rain and snow day by day in December, with a separate scale for snow.
Minimal Average Maximums Average rainfall Daily snow

Monthly temperatures

The month of December is highlighted to compare it quickly with the rest of the year.
Minimal Average Maximums

Monthly precipitation

The bar for the month under study is highlighted.
Average rainfall

About the climate in Undurkhaan in December

The climate of Undurkhaan in December is dry. Precipitation remains scarce, with 5 mm over an average of 2 days.

Temperatures are very cold in Undurkhaan in December: it is necessary to dress warmly. The average maximum temperature reaches -14°C, while the minimum falls to about -19°C. The month's average temperature is -17°C. These normals should be compared with the records recorded in Undurkhaan in December: 0°C as a maximum in 2000 and -35°C as a minimum in 2012.

In December, the days last on average 08:30 in Undurkhaan. The sun rises around 08:17 and sets around 16:47.

With very unfavorable weather, the month of December is generally not recommended for traveling to Undurkhaan in Mongolia.

By contrast, these activities are not recommended or are ill-suited in Undurkhaan in December: Hiking and trekking and Nature and landscapes.

Seasonal normals

Seasonal normals of Undurkhaan in December

Check the seasonal normals in Undurkhaan in December and compare the weather with the previous month and the following month (or the months of your choice by selecting months in the form below): temperatures, wind, rain, humidity, climate rating...

Last updated: 12/01/2026
Reference period for normals: January 2009 - December 2025
Month analyzed
December
Weather data November December January
Outside temperature
Average temperature -7.9°C -16.7°C -18.9°C
Maximum temperature -5.9°C -14.5°C -16.3°C
Minimum temperature -9.9°C -18.8°C -21.5°C
Record maximum temperature 9.0°C
(2019)
 0.0°C
(2000)
 0.0°C
(2000)
Record low temperature -24.0°C
(2012)
 -35.0°C
(2012)
 -40.0°C
(2012)
Number of days at +30° 0 day(s)
(0%)
 0 day(s)
(0%)
 0 day(s)
(0%)
Number of days at +18° 0 day(s)
(0%)
 0 day(s)
(0%)
 0 day(s)
(0%)
Number of days below 0° 29 day(s)
(97%)
 31 day(s)
(100%)
 31 day(s)
(100%)
Wind
Wind speed 17 km/h 14 km/h 13 km/h
Wind temperature -15.3°C -25.4°C -28.5°C
Precipitation (rain)
Precipitation 12.3 mm 4.5 mm 3.3 mm
Number of days with precipitation 4 day(s)
(13%)
 2 day(s)
(6%)
 2 day(s)
(6%)
Number of days with significant precipitation (greater than 5 mm) 0 day(s)
(2%)
 0 day(s)
(0%)
 0 day(s)
(0%)
Record precipitation in one day 13.6 mm
(2017)
 5.1 mm
(2009)
 6.7 mm
(2013)
Other weather data
Humidity 72% 85% 87%
Visibility 9.2 km 8.8 km 8.3 km
Cloud cover 30% 30% 30%
UV index 2 2 2
Daily sunshine 8h 8h 8h
Sunrise and sunset
Sunrise time 07h42 08h17 08h20
Sunset time 17h02 16h47 17h14
Day length 9h20 8h30 8h54
Our opinion on the climate in December
The review of Where And When very bad weather very bad weather very bad weather
Activities and events

What to do in Undurkhaan in December?

Activities not recommended in December
Hiking and trekkingNature and landscapes
Observed weather

What was the weather like in Undurkhaan in December last?

Find the observed weather calendar in Undurkhaan in December 2025, with each day’s weather, temperatures and precipitation.

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Clear/Sunny
-25°C-22°C0.0 mm
2
Clear/Sunny
-24°C-20°C0.0 mm
3
Clear/Sunny
-18°C-15°C0.0 mm
4
Clear/Sunny
-13°C-10°C0.0 mm
5
Clear/Sunny
-14°C-10°C0.0 mm
6
Cloudy
-13°C-10°C0.0 mm
7
Clear/Sunny
-18°C-14°C0.0 mm
8
Clear/Sunny
-16°C-13°C0.0 mm
9
Cloudy
-17°C-13°C0.0 mm
10
Clear/Sunny
-22°C-14°C0.0 mm
11
Clear/Sunny
-23°C-18°C0.0 mm
12
Clear/Sunny
-21°C-16°C0.0 mm
13
Overcast
-18°C-16°C0.0 mm
14
Overcast
-14°C-12°C0.0 mm
15
Partly Cloudy
-14°C-10°C0.0 mm
16
Clear/Sunny
-14°C-10°C0.0 mm
17
Clear/Sunny
-14°C-9°C0.0 mm
18
Clear/Sunny
-13°C-7°C0.0 mm
19
Clear/Sunny
-21°C-17°C0.0 mm
20
Clear/Sunny
-23°C-19°C0.0 mm
21
Clear/Sunny
-20°C-15°C0.0 mm
22
Light snow
-13°C-11°C0.2 mm0.9 cm
23
Partly Cloudy
-18°C-15°C0.0 mm
24
Clear/Sunny
-23°C-18°C0.0 mm
25
Partly Cloudy
-21°C-17°C0.0 mm
26
Clear/Sunny
-18°C-14°C0.0 mm
27
Clear/Sunny
-15°C-9°C0.0 mm
28
Overcast
-21°C-16°C0.0 mm
29
Clear/Sunny
-22°C-18°C0.0 mm
30
Clear/Sunny
-23°C-18°C0.0 mm
31
Clear/Sunny
-21°C-16°C0.0 mm
Nearby

Where to go near Undurkhaan in December?

Compare cities and destinations near Undurkhaan in December to find another travel stop, a nearby alternative or a logical continuation of your stay in Undurkhaan.

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Best times to visit Undurkhaan All cities in Mongolia in December
Every month

Best time to visit Undurkhaan month by month

Compare the weather in Undurkhaan across all months of the year and open each detailed page to find the best time.

Frequently asked questions

Travel to to Undurkhaan in December: your frequently asked questions

Short answers to the questions we ask ourselves before booking for this month.

Not really. The weather conditions are unfavorable in Undurkhaan in December, which places this month 12th out of 12. A trip is still possible, but plan a flexible itinerary.

Expect an average of -14°C during the day and -19°C at night, with about 5 mm of precipitation spread over 0 rainy days.

Expect about 7.5 hours of sunshine per day on average for this month.

No: this month is in Moderate crowds, with a visitor index of 21/100. It is one of the quietest periods of the year.

If your dates are flexible, the most favorable months in Undurkhaan are: May, June, July, August and September. Compare them before finalizing your departure.
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