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Climate · Ulaanbaatar

Ulaanbaatar in October

Chilly and mostly dry, as the days shorten.

Typical weather, averaged over 30 years

October in Ulaanbaatar is chilly: highs near 49°F, lows near 25°F. Rain or snow falls on about one day a week, and the days shorten by 1 hour 11 minutes from the first week to the last.October in Ulaanbaatar is chilly: highs near 9°C, lows near -4°C. Rain or snow falls on about one day a week, and the days shorten by 1 hour 11 minutes from the first week to the last.

High
49°F9°Caverage
Low
25°F-4°Caverage
Wet days
1a week · 17% of days
Daylight
10h 41mon average

Is October a good time to visit Ulaanbaatar?

October sits outside Ulaanbaatar's best months, which run from June to August. Expect chilly days and rain or snow on about one day a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How October sits in the year

week by week

Temperature

Highs near 49°F in October, against 12°F to 78°F through the year.Highs near 9°C in October, against -11°C to 26°C through the year.

Chance of a wet day

17% of days in October, against 3% to 37% through the year.

Cloud cover

41% cover in October, against 40% to 50% through the year.

Daylight

10h 41m in October, against 8h 27m to 15h 57m through the year.

Week by week, lightly smoothed, with October shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. September65°18°low 37°low 3°2 wet days a weekRain on about two days a week.
  2. October49°9°low 25°low -4°1 wet day a weekRain on about one day a week.
  3. November31°-1°low 8°low -13°1 wet day a weekRain on about one day a week.

Where Ulaanbaatar sits, in October

Asia/Ulaanbaatar
this place
typical high in October 40°F4°C95°F35°C
Sunrise, mid-October
7:10 AMsets 6:06 PM
Above the sea
1,290 mupland
Latitude
47.9°Nnorthern hemisphere
Nearest of ours
Bulgan511 km south-west

The land around Ulaanbaatar, shaded by its typical high in October, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Mongolia in October

high · low · wet days
See October on the planning mapThe whole year in Ulaanbaatar

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Ulaanbaatar. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (1,290 m) against the climate model's (1,502 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (1,290 m) against the climate model's (1,502 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.