Ulaanbaatar weather in October
Temperature, rain and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Fair
Best time to visit: May – September
What is the weather like in Ulaanbaatar in October?
In October, Ulaanbaatar is cold: daytime highs average 7 °C, and nights often drop below freezing (−4 °C). The sun shines for around 7 hours a day. Rain is rare: about 4 days bring 16 mm in total. Snow falls on about 2 days. All in all, October is a so-so month for a holiday in Ulaanbaatar.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 83 | 44 | 39 |
| Day | 16° | 7° | −4° |
| Night | 3° | −4° | −14° |
| Sun | 8 h | 7 h | 6 h |
| Rain days | 7 | 4 | 3 |
More details for October
- Daylight
- 10 h 57 min07:10 – 18:06
- UV index
- 3 · moderateclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or moreAll months
- Wind
- 16 km/haverage daily peakAll months
- Cloud cover
- 40 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Snow days
- 2 days1 cm or more of fresh snowAll months
- Time zone
- UTC+8Asia/Ulaanbaatar
How the score comes together
- Temperatureweight 50 %0 %
- Sunshineweight 20 %72 %
- Few rainy daysweight 30 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “City break”.
What to pack in October
- Warm jacket
- Hat, scarf & gloves
Ulaanbaatar in October: quick answers
Is Ulaanbaatar hot in October?
No. In October, Ulaanbaatar is cold: daytime highs average 7 °C and nights drop to about −4 °C.
Does it rain much in Ulaanbaatar in October?
Rain is rare: about 4 days bring 16 mm in total.
Ulaanbaatar month by month
The whole year in UlaanbaatarAll destinations: MongoliaWhere to go in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences