Monthly weather forecast and Climate
Ulaanbaatar, Mongolia MN

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).

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).

Months with the highest relative humidity are January and December (78%).
The month with the lowest relative humidity is May (46%).

The wettest month (with the highest rainfall) is August (70mm).
The driest month (with the lowest rainfall) is January (2mm).

The month with the highest number of rainy days is July (16 days).
The month with the lowest number of rainy days is February (0 days).

The month with the highest number of snowfall days is December (10 days).
The month with the lowest number of snowfall days is July (0.2 days).

Months with the longest days are June and July (Average daylight: 16h).
The month with shortest days is December (Average daylight: 8h).

The month with most sunshine is May (Average sunshine: 9.7h).
The month with least sunshine is December (Average sunshine: 5h).

Months with the highest UV index are June and July (UV index 8).
Months with the lowest UV index are January, November and December (UV index 1).