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Ulaanbaatar in May 2027: weather, temperatures and activities

Do you want to visit Ulaanbaatar in May 2027? Discover the usual weather at this time of year, average temperatures, the risk of rain, possible activities, and our opinion on whether May is a good month to travel to Ulaanbaatar, Mongolia.

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Is it worth visiting Ulaanbaatar in May?

Check your ideal travel criteria and see if the month of May suits your plans to go to Ulaanbaatar.
What matters most?
Ulaanbaatar in May 2027: weather, temperatures and activities

Page summary

Ulaanbaatar in May in summary
Fair weather
Min 7°C Max 14°C 47 mm 3 day(s) 53% 24% 13.9 h/day 10.7 cm
Best activities in May
Cultural visits and heritageNightlifeGastronomy
Practical guidelines
Moderate crowds Moderate prices 05:14 20:24
Hourly weather

Average weather in Ulaanbaatar in May 2027

Fair weather

The weather in Ulaanbaatar in May 2027 is based on statistical data from previous years in May. This allows you to forecast the weather in May 2027. 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.

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Climate

Climate of Ulaanbaatar in May

Temperatures, precipitation, snow and monthly trends help better understand the climate in Ulaanbaatar in May.

Temperatures and rain in Ulaanbaatar in May

Average daily weather

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

Monthly temperatures

The month of May 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 Ulaanbaatar in May

Seasonal normals

Seasonal normals of Ulaanbaatar in May

Check the seasonal normals in Ulaanbaatar in May 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
May
Weather data April May June
Outside temperature
Average temperature 3.1°C 10.3°C 16.4°C
Maximum temperature 6.2°C 13.6°C 19.8°C
Minimum temperature -0.1°C 7.0°C 13.0°C
Record maximum temperature 24.0°C
(2020)
29.0°C
(2014)
34.0°C
(2010)
Record low temperature -18.0°C
(2015)
-7.0°C
(2016)
1.0°C
(2010)
Number of days at +30° 0 day(s)
(0%)
0 day(s)
(0%)
0 day(s)
(0%)
Number of days at +18° 1 day(s)
(3%)
9 day(s)
(29%)
21 day(s)
(70%)
Number of days below 0° 16 day(s)
(53%)
5 day(s)
(16%)
0 day(s)
(0%)
Wind
Wind speed 22 km/h 25 km/h 21 km/h
Wind temperature -3.0°C 4.9°C 12.2°C
Precipitation (rain)
Precipitation 24.9 mm 47.2 mm 84.2 mm
Number of days with precipitation 8 day(s)
(27%)
10 day(s)
(32%)
15 day(s)
(50%)
Number of days with significant precipitation (greater than 5 mm) 1 day(s)
(4%)
3 day(s)
(10%)
5 day(s)
(17%)
Record precipitation in one day 26.9 mm
(2011)
49.9 mm
(2019)
43.1 mm
(2021)
Other weather data
Humidity 57% 53% 62%
Visibility 9.3 km 9.3 km 9.5 km
Cloud cover 26% 24% 25%
UV index 2 3 4
Daily sunshine 12h 14h 14h
Sunrise and sunset
Sunrise time 06h03 05h14 04h53
Sunset time 19h43 20h24 20h53
Day length 13h40 15h10 16h00
Our opinion on the climate in May
The review of Where And When very bad weather fair weather favourable weather
Activities and events

What to do in Ulaanbaatar in May?

Best activities in May
Cultural visits and heritageNightlifeGastronomy
Prices monitored continuously

The best offers right now to Ulaanbaatar

Each map is a real return flight offered from London, with its dates, airline and price. Choose one to find it on Skyscanner, or start your own search just below.

The cheapest

London Ulaanbaatar

From 7 May to 23 May 2027

£651 per person
16 days on site With stopover(s) Air China
Searching for the best deals…

Round-trip prices per person, recently collected from Skyscanner. Each offer has its own collection date and fares change constantly: the price displayed on Skyscanner is authoritative.

Observed weather

What was the weather like in Ulaanbaatar in May last?

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

Mon. Tue. Wed. Thu. Fri. Sat. Sun.
1
Partly Cloudy
2°C6°C0.0 mm
2
Clear/Sunny
-3°C6°C0.0 mm
3
Cloudy
-2°C11°C0.0 mm
4
Overcast
2°C9°C0.0 mm
5
Cloudy
0°C12°C0.0 mm
6
Clear/Sunny
2°C12°C0.1 mm
7
Overcast
3°C12°C0.1 mm
8
Clear/Sunny
0°C11°C0.0 mm
9
Clear/Sunny
0°C14°C0.0 mm
10
Clear/Sunny
3°C19°C0.0 mm
11
Clear/Sunny
7°C22°C0.0 mm
12
Moderate rain at times
8°C17°C0.6 mm
13
Clear/Sunny
2°C9°C0.0 mm
14
Partly Cloudy
3°C13°C0.0 mm
15
Overcast
0°C9°C0.2 mm
16
Overcast
2°C5°C1.8 mm
17
Clear/Sunny
-2°C7°C0.1 mm
18
Partly Cloudy
1°C9°C0.1 mm
19
Cloudy
5°C20°C0.0 mm
20
Clear/Sunny
7°C16°C0.2 mm
21
Clear/Sunny
5°C14°C0.0 mm
22
Clear/Sunny
5°C16°C0.0 mm
23
Clear/Sunny
8°C19°C0.0 mm
24
Clear/Sunny
13°C18°C0.0 mm
25
Patchy rain nearby
10°C16°C1.3 mm
26
Clear/Sunny
15°C22°C0.0 mm
27
Clear/Sunny
20°C27°C0.0 mm
28
Partly Cloudy
0°C22°C0.3 mm
29
Clear/Sunny
8°C19°C0.0 mm
30
Clear/Sunny
3°C9°C0.0 mm
31
Patchy rain nearby
6°C13°C1.8 mm
Nearby

Where to go near Ulaanbaatar in May?

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

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Every month

Best time to visit Ulaanbaatar month by month

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

Frequently asked questions

Travel to to Ulaanbaatar in May: your frequently asked questions

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

It's an average period, nothing special. Conditions are mediocre in Ulaanbaatar in May, which ranks this month 4th out of 12. The choice of region will make a real difference.

Expect an average of 14°C during the day and 7°C at night, with about 47 mm of precipitation spread over 3 rainy days.

Expect about 13.9 hours of sunshine per day on average for this month.

This month is particularly suited to these activities: Cultural visits and heritage, Nightlife and Gastronomy. These are the ones for which the conditions on site are most favourable.

Visitor numbers are moderate: this month is in Moderate crowds, with an index of 42/100. It is often a good compromise between weather and tranquility.

Prices are average: level Moderate prices, with an index of 41/100, including flights and accommodation.

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