Weather in Mongolei in September
Country-wide climate normals across 15 cities in Mongolei.
How Hot Is Mongolei in September?
Mongolei's small geographic footprint means September is uniformly mild — typical 15°C highs nationwide.
Sunshine in Mongolei in September
Sun and cloud trade off across Mongolei in September: Ulan Bator averages 5.6h of direct sun a day, with daylight from 6:40 am to 7:15 pm. Conditions vary day to day, with bright spells interrupted by cloudy stretches. Most regions of the country see a similar mixed pattern, though some areas may lean drier or wetter than the national average.
Does It Rain In Mongolei In September?
Dry conditions cover most of Mongolei in September: Ulan Bator sees 31mm across 6 days, with limited regional variation. Rain comes in short bursts rather than sustained spells, and most days pass without precipitation. The driest regions see noticeably less.
Is Mongolei Humid In September?
Pleasant moderate humidity covers Mongolei's September: 51% on average in Ulan Bator, comfortable across the country. The balance between moisture and heat is just right, with no oppressive afternoons or parched dry spells. Most regions of the country feel similarly mild.
Wind In Mongolei In September
Light breezes are typical across Mongolei in September: 17 kph in Ulan Bator, with similar gentle wind conditions in most regions. The air moves enough to keep things fresh on warm days but not enough to be disruptive. Coastal cities may see slightly more.
Cloud Cover In Mongolei In September
Mongolei's September brings sun-and-cloud weather: Ulan Bator sees 48% cloud cover on average, with similar patterns nationwide. Bright periods and cloudy ones trade off through the day, with no single dominant condition.