When to go · Ulaanbaatar
Ulaanbaatar, month by month
The best months for Ulaanbaatar: Jun, Sep. Months to avoid: Jan, Feb, Nov, Dec.
Month by month
- JanuaryAvoid−20 to −30 °C (−4 to −22 °F), smog; Tsagaan Sar closures some years.−4 to −22 °F (−20 to −30 °C), smog; Tsagaan Sar closures some years.-16 °C (3 °F) / -26 °C (−15 °F), 1 rain days3 °F (-16 °C) / −15 °F (-26 °C), 1 rain daysCrowds: Low · 2 festivals or holidays
- FebruaryAvoidVery cold; Tsagaan Sar closures.-11 °C (12 °F) / -23 °C (−9 °F), 1 rain days12 °F (-11 °C) / −9 °F (-23 °C), 1 rain daysCrowds: Low · 1 festival or holiday
- MarchMixedStill cold, dusty winds.-1 °C (30 °F) / -15 °C (5 °F), 2 rain days30 °F (-1 °C) / 5 °F (-15 °C), 2 rain daysCrowds: Low
- AprilMixedCold nights, thaw; many camps closed.9 °C (48 °F) / -4 °C (25 °F), 3 rain days48 °F (9 °C) / 25 °F (-4 °C), 3 rain daysCrowds: Low
- MayGoodCool and dry; camps start to open.17 °C (63 °F) / 3 °C (37 °F), 5 rain days63 °F (17 °C) / 37 °F (3 °C), 5 rain daysCrowds: Low
- JuneGreatWarm, long days; camps open.22 °C (72 °F) / 9 °C (48 °F), 9 rain days72 °F (22 °C) / 48 °F (9 °C), 9 rain daysCrowds: Medium · 1 festival or holiday
- JulyMixedWarm, rain; Naadam July 11–13 sells out beds.24 °C (75 °F) / 12 °C (54 °F), 12 rain days75 °F (24 °C) / 54 °F (12 °C), 12 rain daysCrowds: High · 1 festival or holiday
- AugustGoodWarm; green countryside.22 °C (72 °F) / 10 °C (50 °F), 11 rain days72 °F (22 °C) / 50 °F (10 °C), 11 rain daysCrowds: High
- SeptemberGreatClear and cool; good month.16 °C (61 °F) / 3 °C (37 °F), 6 rain days61 °F (16 °C) / 37 °F (3 °C), 6 rain daysCrowds: Medium
- OctoberMixedCold nights; camps closing.7 °C (45 °F) / -6 °C (21 °F), 3 rain days45 °F (7 °C) / 21 °F (-6 °C), 3 rain daysCrowds: Low · 1 festival or holiday
- NovemberAvoidFreezing, smog builds.-5 °C (23 °F) / -16 °C (3 °F), 2 rain days23 °F (-5 °C) / 3 °F (-16 °C), 2 rain daysCrowds: Low · 1 festival or holiday
- DecemberAvoidDeep cold and smog.-13 °C (9 °F) / -23 °C (−9 °F), 1 rain days9 °F (-13 °C) / −9 °F (-23 °C), 1 rain daysCrowds: Low · 2 festivals or holidays
Compare two months
Weather, crowds and prices for any two months in Ulaanbaatar, side by side.
Verdict
Jun: Great
Sep: Great
Daytime high
Jun: 22 °C (72 °F)72 °F (22 °C)
Sep: 16 °C (61 °F)61 °F (16 °C)
Night low
Jun: 9 °C (48 °F)48 °F (9 °C)
Sep: 3 °C (37 °F)37 °F (3 °C)
Rain days
Jun: 9
Sep: 6 (better)
Crowds
Jun: Medium
Sep: Medium
Prices
Jun: Medium
Sep: Medium
Festivals listed
Jun: 1
Sep: 0
June: Warm, long days; camps open.
September: Clear and cool; good month.
Ulaanbaatar: figures are long-term averages from this guide, not a forecast.
All twelve months in one grid — weather, crowds and prices, with gaps left as unknown.