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When is the best time to visit Ulaanbaatar?
In general the best time to visit Ulaanbaatar is probably July, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
Depending on the activities you want to experience, you may choose different months to visit:
- In general, it’s pleasant to walk and do outdoor activities during June - August.
- If you want to avoid wet weather, then your choice is January, February, December with the lowest chance of rain.
Average weather in Ulaanbaatar in different months
This is the average weather in Ulaanbaatar for each month based on historic data:
January, February, March, April, June, July, August, September, October, November, December usually has good weather. Average maximum temperature reaches +24°C during July.
In May the weather is average. Expect around 11 rainy days, and the precipitation amounts to approximately 26 mm in May.
Climate in Ulaanbaatar
Here is the detailed breakdown of the climate in Ulaanbaatar for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| -2°C | +10°C | +20°C | +29°C | +33°C | +37°C | +38°C | +37°C | +31°C | +23°C | +13°C | +5°C |
| Average Maximum Temperature | |||||||||||
| -15°C | -9°C | 0°C | +9°C | +17°C | +22°C | +24°C | +22°C | +16°C | +8°C | -5°C | -13°C |
| Minimum Temperature | |||||||||||
| -41°C | -37°C | -31°C | -24°C | -12°C | -2°C | +3°C | -1°C | -13°C | -24°C | -39°C | -38°C |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 75 | 72 | 61 | 49 | 48 | 56 | 63 | 66 | 62 | 63 | 71 | 74 |
| Rain, mm | |||||||||||
| 0 | 0 | 1 | 8 | 26 | 55 | 70 | 74 | 34 | 7 | 0 | 0 |
| Snow, mm | |||||||||||
| 1 | 2 | 6 | 8 | 4 | 0 | 0 | 0 | 3 | 7 | 6 | 2 |
| Average wind speed, m/s | |||||||||||
| 1 | 1 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 2 | 1 | 1 |
| Sunny Days | |||||||||||
| 16 | 14 | 12 | 8 | 6 | 4 | 4 | 5 | 9 | 13 | 14 | 15 |
| Cloud Days | |||||||||||
| 13 | 12 | 13 | 12 | 11 | 8 | 7 | 7 | 8 | 10 | 12 | 13 |
| Rainy Days | |||||||||||
| 0 | 0 | 0 | 4 | 11 | 15 | 15 | 15 | 11 | 3 | 0 | 0 |
| Snowy Days | |||||||||||
| 2 | 3 | 5 | 6 | 2 | 0 | 0 | 0 | 1 | 5 | 4 | 3 |
Average Temperature
Here are the average maximum and minimum temperatures in Ulaanbaatar during the whole year:
The hottest month in Ulaanbaatar is July with average maximum temperature going up to +24°C. The coldest month is January with the lowest temperatures of -27°C.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Ulaanbaatar looks throughout the year, in %:
The most humid month in Ulaanbaatar is January with average humidity going up to 75%. The least humid month is May with an average humidity of 48%.
Rain
Amount of rainfall in mm. in Ulaanbaatar during the whole year based on historical data:
The sunniest and driest month is January with approximately 16 sunny days and a total precipitation of around 0 mm. The rainiest and wettest month is August with approximately 15 rainy days and 74 mm of total precipitation.
Snow
Amount of snow in mm. in Ulaanbaatar during the whole year based on historical data:
The snowiest month is April with approximately 6 snowy days.
FAQ
Frequently asked questions about the weather in Ulaanbaatar:
What is the hottest month in Ulaanbaatar?
The hottest month in Ulaanbaatar is July with average maximum temperature of +24°C.
What is the coldest month in Ulaanbaatar?
The coldest month in Ulaanbaatar is January with minimum temperatures of -27°C.
Is Ulaanbaatar worth visiting in winter?
If you are planning to visit Ulaanbaatar in winter you can expect pretty good weather. The best month is July with +24°C and 4 sunny days.
When does it rain the least in Ulaanbaatar?
if you're looking to visit Ulaanbaatar when it rains the least, you should plan your trip for August, July, June. During this time, rainfall is rare with the driest month being January with only 0 mm of rain.
Monthly weather in Ulaanbaatar
Source of the data
For this page, we’ve looked at the typical weather in Ulaanbaatar, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.