Ulan Bator Weather in December
-13.4°C high · -25.6°C low · 3 mm rain · 2.3h sun
Dec is a cool month in Ulan Bator — not peak season, but a good time to avoid crowds.
December at a glance
| Metric | Value |
|---|---|
| Average high | -13.4°C |
| Average low | -25.6°C |
| Rainfall | 3 mm |
| Sunshine | 2.3 hours/day |
| Daylight | 8.2 hours |
What to pack in December
Pack a warm coat and layers for Ulan Bator in December.
Ulan Bator weather by month
JanFebMarAprMayJunJulAugSepOctNovDec
Frequently asked questions
What is the weather in Ulan Bator in December?
Highs of -13.4°C and lows of -25.6°C, with about 3 mm of rain and 2.3 hours of sunshine per day.
Is December a good time to visit Ulan Bator?
Dec is a cool month in Ulan Bator — not peak season, but a good time to avoid crowds.
What to do in Ulan Bator · Best time to visit Ulan Bator
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.