October weather forecastUlaanbaatar, Mongolia

October
Weather in October
The autumn chill deepens in October in Ulaanbaatar. The city starts preparing for the winter as temperatures continually drop, and the daylight hours shorten. From a cool 3.6°C (38.5°F), it dips to a much lower -4.8°C (23.4°F), enhancing the cold sensation. The rainfall further recedes to 10mm (0.39"), contributing to the drying trend. Enjoy the fall foliage, but remember to put on a warm coat before venturing outdoors.Temperature
The average high-temperature in Ulaanbaatar exhibits a considerable decrease in October, dropping from an enjoyable 16.7°C (62.1°F) in September to a frosty 7.6°C (45.7°F). October nights are characterized by a notable drop from daytime highs, with an average low-temperature of -4.8°C (23.4°F).Humidity
In October, the average relative humidity in Ulaanbaatar is 60%.Rainfall
In Ulaanbaatar, in October, it is raining for 2 days, with typically 10mm (0.39") of accumulated precipitation. Throughout the year, in Ulaanbaatar, there are 62.7 rainfall days, and 267mm (10.51") of precipitation is accumulated.Snowfall
Months with snowfall are January through December. In October, in Ulaanbaatar, snow falls for 6 days. In Ulaanbaatar, during the entire year, snow falls for 58.9 days.Daylight
In October, the average length of the day in Ulaanbaatar is 10h and 51min.On the first day of the month, sunrise is at 06:51 and sunset at 18:32. On the last day of October, in Ulaanbaatar, sunrise is at 07:35 and sunset at 17:36 +08.
Sunshine
The average sunshine in October in Ulaanbaatar is 7.3h.UV index
The average daily maximum UV index in October is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.Note: In October, the maximum UV index of 3 suggests this advice:
Exercise care. People with light skin might get burns in fewer than 30 minutes. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in October
Ulaanbaatar, Mongolia
- Average high temperature in October: 7.6°C
The warmest month (with the highest average high temperature) is July (24.5°C).
The month with the lowest average high temperature is January (-15.6°C).
- Average low temperature in October: -4.8°C
The month with the highest average low temperature is July (12.9°C).
The coldest month (with the lowest average low temperature) is January (-25.9°C).
Average humidity in October
Ulaanbaatar, Mongolia
- Average humidity in October: 60%
The months with the highest relative humidity are January and December (78%).
The month with the lowest relative humidity is May (46%).
Average rainfall in October
Ulaanbaatar, Mongolia
- Average rainfall in October: 10mm
The wettest month (with the highest rainfall) is August (70mm).
The driest month (with the least rainfall) is January (2mm).
Average rainfall days in October
Ulaanbaatar, Mongolia
- Average rainfall days in October: 2 days
The month with the highest number of rainy days is July (16 days).
The month with the least rainy days is February (0 days).
Average snowfall days in October
Ulaanbaatar, Mongolia
- Average snowfall days in October: 6 days
The month with the highest number of snowfall days is December (10 days).
The month with the least snowfall days is July (0.2 days).
Average daylight in October /
Average sunshine in October
Ulaanbaatar, Mongolia
- Average daylight in October: 10h and 54min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in October: 7h and 18min
The month with the most sunshine is May (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average UV index in October
Ulaanbaatar, Mongolia
- Average UV index in October: 3
The months with the highest UV index are June and July (UV index 8).
The months with the lowest UV index are January, November and December (UV index 1).





