Ulaanbaatar weather
Today's sky, the hour-by-hour rain chance and the 16-day forecast for Ulaanbaatar, Mongolia. Like most weather services, we show Ulaanbaatar at one spot: Ulan Bator, its largest city. At 5:30 AM local time it was partly cloudy and -7°C (19°F). Light rain for 1 of the next 24 hours (under 1 mm/h, 0.1 mm total) — cloudy, but fine to be out. Best months for weather: Jun–Sep.
Current conditions
- Clouds
- 53%
- Chance of rain
- 0%
- Rain
- 0.0 mm/h
Hourly Forecast
Light rain for 1 of the next 24 hours (under 1 mm/h, 0.1 mm total) — cloudy, but fine to be out
Daily Forecast
Best Time to Visit
Peak season Jun–SepOff season Oct–Apr
About Ulan Bator weather
Is it raining in Ulan Bator right now?
No. It’s partly cloudy and -7° right now. Light rain for 1 of the next 24 hours (under 1 mm/h, 0.1 mm total) — cloudy, but fine to be out.
What’s the weather like in Ulan Bator this week?
Over the next 7 days, expect highs of -7–6° and lows of -16–-4°. Little rain is expected. The driest day looks like Tuesday.
Has it been raining in Ulan Bator lately?
Barely. The past 7 days were mostly dry, with 1.3 mm of rain in total.
What should I pack for Ulan Bator?
For the coming week, bring a warm winter coat.
Ulaanbaatar weather by month
When is the best time to visit Ulaanbaatar?
Based on weather alone, the best time to visit Ulaanbaatar is Jun–Sep, according to NASA's 2001–2025 climate averages. Oct–Apr tends to be the least pleasant. Average highs run from -16°C (3°F) in January to 24°C (75°F) in July.
What is the rainiest month in Ulaanbaatar?
July is the wettest month, with about 68 mm (2.7 in) of rain on average. January is the driest, with about 3 mm (0.1 in).
What is the hottest month in Ulaanbaatar?
July is the warmest, with average highs of 24°C (75°F) and lows of 11°C (51°F). January is the coolest, with highs of -16°C (3°F) and lows of -26°C (-14°F).
Does Ulaanbaatar have a rainy season?
Not a strong one. No month averages more than 150 mm of rain; the wettest is July at about 68 mm (2.7 in).
Ulaanbaatar weather month by month
Sources: 2001–2025 monthly averages from NASA POWER (MERRA-2 reanalysis for Ulan Bator), forecast and current conditions from Open-Meteo. Page updated . How we rate months
Compare places in Ulaanbaatar
Weather can differ a lot within Ulaanbaatar: coasts, hills and mountains each have their own climate.
| Place | Best months | Rainy months | Highs | Rain a year |
|---|---|---|---|---|
| Ulan Bator | Jun–Sep | None | -16–24°C | 277 mm |
| Nalayh | Jun–Aug | None | -16–23°C | 293 mm |