What is the weather like in Ulaanbaatar in December?

Expect temperatures between -21°C and -12°C with 0% average rain probability and about 8 hours of sunshine daily.

What is the weather like in Ulaanbaatar in December?

Ulaanbaatar in December scores 61/100 based on 30 years of climate data. A reasonable choice for your trip.

Who should visit Ulaanbaatar in December?

December in Ulaanbaatar is ideal for: Business travelers, Heat-sensitive visitors.

Ulaanbaatar Weather in December | 30-Year Forecast

Avg High

-12°C

Hottest around day 1

Avg Low

-21°C

Coolest around day 31

Rainy Days

0days

0% avg rain chance

Sunshine

8hrs/day

Winter season

Essential Travel Info for Ulaanbaatar

🗓️ Best Time to Visit 📖 Travel Guide 🍴 Food Guide

Currency

MNT

₮ Mongolian tögrög

Language

Mongolian

Driving

Right side

Connect

On Peace Avenue at the southwest corner ...

Safety

High Safety

GPI: 1.775

Travel Intelligence

Exclusive flight analytics & health data for Ulaanbaatar

Smart Flight Estimator

Airport-to-Airport Logistics

unlock smart flight estimates

Add your home location in settings to see airport details.

Health & Safety Advisory

CDC travel health recommendations

8 Recommendations

COVID-19

All eligible travelers should be up to date with their COVID-19 vaccines. Please seeYour COVID-19 Vaccinationfor more information.

Hepatitis A

Recommended for unvaccinated travelers one year old or older going to Mongolia.Infants 6 to 11 months old should also be vaccinated against Hepatitis A. The dose does not count toward the routine 2-dose series.Travelers allergic to a vaccine component should receive a single dose of immune globulin, which provides effective protection for up to 2 months depending on dosage given.Unvaccinated travelers who are over 40 years old, are immunocompromised, or have chronic medical conditions planning to depart to a risk area in less than 2 weeks should get the initial dose of vaccine and at the same appointment receive immune globulin.

Hepatitis B

Recommended for unvaccinated travelers of all ages traveling to Mongolia.

Measles

Cases of measles are on the rise worldwide. Travelers are at risk of measles if they have not been fully vaccinated at least two weeks prior to departure, or have not had measles in the past, and travel internationally to areas where measles is spreading.All international travelers should be fully vaccinated against measles with the measles-mumps-rubella (MMR) vaccine, including an early dose for infants 6–11 months, according toCDC’s measles vaccination recommendations for international travel.

Rabies

Dogs infected with rabies are commonly found in Mongolia.Rabies is also present in some terrestrial wildlife species.If rabies exposures occur while in Mongolia, rabies vaccines may only be available in larger suburban/urban medical facilities.Rabies pre-exposure vaccination considerations include whether travelers 1) will be performing occupational or recreational activities that increase risk for exposure to potentially rabid animals and 2) might have difficulty getting prompt access to safe post-exposure prophylaxis.Please consult with a healthcare provider to determine whether you should receive pre-exposure vaccination before travel.For more information, seecountry rabies status assessments.

Tick-borne Encephalitis

For travelers moving or traveling toTBE-endemic areasTBE vaccineis recommended for persons who will haveextensiveexposure to ticks based on their planned outdoor activities and itinerary.TBE vaccine may be considered for persons who might engage in outdoor activities in areas ticks are likely to be found.

+2 more

Source: CDC Travelers' Health

View Complete Health Guide

Is December a Good Time to Visit Ulaanbaatar?

👌A reasonable choice for your trip(61/100)

Short Answer

Bundle up for Ulaanbaatar in December: temperatures hover around -11°C during the day and drop to -21°C at night. Just 0% rain probability but bring winter layers.

Decision Factors

Freezing temperatures

-11.5°C highs - pack warm winter gear

Vaccinations required

Yellow Fever

Wind chill makes it feel colder

Feels like -17°C with 10.3km/h wind

Excellent dry conditions

Only 0% rain probability - ideal for outdoor activities

Health precautions needed

Be aware of: Leptospirosis, Hantavirus, Tuberculosis (TB)

Shoulder season - balanced conditions

50% of peak - good value with moderate crowds

Good For

💼
Business travelers
Climate-controlled meetings unaffected by weather
🌡️
Heat-sensitive visitors
Manageable -11.5°C without oppressive humidity

Who Should Avoid

👨‍👩‍👧‍👦
Families with children
-17°C too cold for comfortable family activities
👴
Elderly travelers
-17°C temperatures require extra precautions
🥾
Outdoor enthusiasts
Extreme conditions limit outdoor activity options
💑
Honeymoon couples
Wedding score only 0/100 - better months available

"According to 30YearWeather's analysis of 30 years of NASA POWER satellite data,Ulaanbaatar in December averages -12°C with 0% precipitation probability."

📊 Source: 30YearWeather.com🛰️ Data: NASA POWER (1991-2021)View Methodology →

Frequently Asked Questions: Ulaanbaatar in December

What are the temperatures in Ulaanbaatar in December?

Daytime highs average -12°C, nights drop to -21°C. Temperatures remain fairly consistent.

How many rainy days in Ulaanbaatar in December?

Expect around 0 days with measurable rainfall. Rain is unlikely to disrupt plans.

What to wear in Ulaanbaatar in December?

Warm winter clothing: insulated jacket, boots, gloves.

Is December peak season in Ulaanbaatar?

This is shoulder season—moderate prices and manageable crowds.

Ulaanbaatar Weather in December

Ulaanbaatar December Weather Calendar