Facts checked against live data · 11 Oct 2026

Middling

Mongolia in September: Weather, Crowds & What's On

What September is actually like in Mongolia — average highs and lows, how much rain to expect, public holidays that fill trains and hotels, and verified places to go.

Average high
15°C
Average low
2°C
Rainfall
40mm

Where this month sits in the year

The 4th warmest month of Mongolia's year. The 4th wettest month, at 11% of the year's rain.

Public holidays in September

No public holidays this month, so domestic crowds stay closer to normal.

What's closed on your dates →

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Mongolia travel guides → All countries →

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Climate figures are 10-year averages for Dalanzadgad, from NASA POWER; holidays from public calendars. Updated monthly.

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