Ulaanbaatar in May
Good time to visit
May offers some of the year's best weather with mild temperatures and the steppes at their greenest. Rain can disrupt outdoor plans, but the city feels alive again. Costs rise as the tourism season kicks into gear.
Weather
May brings proper spring weather to Ulaanbaatar with comfortable 18°C afternoons. Rain increases significantly, creating the brief green season on the steppes. Nights can still dip near freezing, so don't pack away the warm clothes yet.
18°C high3°C low7 rain days
Crowds & Cost
moderate crowds
~$65/day average
Events & Festivals
- •Mongolian National Day (May 26)
- •Spring Naadam Festival preparations
May Tips
- •Book accommodations early as tour groups start arriving
- •Pack rain gear for frequent afternoon showers
- •Visit Bogd Khan National Park while it's green and accessible
All Months
Summer months from June through September offer the most comfortable weather, with daytime temperatures reaching 70-80°F. This is peak tourist season — book accommodations early and expect higher prices. July brings the Naadam Festival, Mongolia's biggest celebration featuring wrestling, horse racing, and archery. The city becomes crowded but electric with energy. September is ideal if you want fewer crowds and still-pleasant weather. Temperatures drop to 50-60°F but you'll have clearer views of the surrounding mountains. Winter visits from November to March mean temperatures plunging to -20°F or lower. Many tourist services shut down, but you'll experience authentic Mongolian winter culture. Spring arrives late — April and May bring unpredictable weather and muddy conditions as snow melts.
Ulaanbaatar Scores
Solo
6/10
Couples
4/10
Families
5/10
Adventure
8/10
Budget
8/10
Luxury
3/10
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