Mongolia Weather in December 2026 | Temperature & Rainfall

Climate Overview

Mongolia in December has cold conditions, with highs averaging around -14.9°C (5°F). Rain is rare, falling on about 1 days this month. Temperatures drop noticeably between day and night.

This month falls at the beginning of Winter. Cold conditions dominate the month.

Compared to November, this month is about 11°C cooler with 3 fewer rainy days.

Monthly December Averages

Temperature

-15°C / -25°C

Feels Like

-20°C / -30°C

Rain

1 days · 4 mm

Sunshine

7.4h / day

Humidity

73% — Humid

Wind

11 km/h

Wind Direction

N (9°)

Gusts

25 km/h

Daylight

8.5 h

Cloud Cover

38%

Clear Sky Days

11.2

Dew Point

-24°C — Dry

Moon Phase

Waxing Crescent · 31%

Snow Days

4 days · 3 cm

Frost Days

31 days

Seasonal Demand

Very Quiet (1/5)

Sun Position

Sunrise 08:36

Daylight 8.4h

Sunset 17:01

What to Expect

Cold daytime highs of -15°C (5°F) mean shorter outdoor excursions with warming breaks.

Rain is uncommon in this month, so most days stay dry from morning through evening.

Weather conditions this month are less ideal compared to other times of the year. Indoor activities or shorter outings may be more comfortable.

Pros

Minimal rainfall — great for outdoor plans
Quieter period with less favourable weather

Cons

Very cold temperatures require heavy winter gear

What to Wear

Full winter gear is essential — insulated coat, thermal base layers, warm hat, gloves, and waterproof boots.

Packing List

Warm coatThermal base layersScarf & glovesComfortable walking shoes

Compare Months

1days (2 mm) Excellent

1days (3 mm) Excellent

3days (8 mm) Excellent

3days (14 mm) Excellent

1days (4 mm) Excellent

Month	Temp	Feels Like	Rain	Sun	Humidity	Status	Details
January	-14°C / -26°C	-19°C / -31°C	1days (2 mm) Excellent	7.8h Good	74% Muggy	Poor	View Details
February	-10°C / -23°C	-15°C / -28°C	1days (3 mm) Excellent	9.4h Good	70% Muggy	Poor	View Details
March	1°C / -12°C	-4°C / -17°C	3days (8 mm) Excellent	10.7h Excellent	55% Moderate	Poor	View Details
April	10°C / -3°C	5°C / -8°C	4days (16 mm) Good	11.5h Excellent	45% Moderate	Poor	View Details
May	16°C / 3°C	12°C / -1°C	6days (29 mm) Good	12h Excellent	50% Moderate	Fair	View Details
June best	22°C / 9°C	20°C / 7°C	10days (53 mm) Wet	12.4h Excellent	60% Moderate	Excellent	View Details
July best	24°C / 13°C	24°C / 12°C	13days (77 mm) Wet	11.4h Excellent	68% Muggy	Excellent	View Details
August best	21°C / 11°C	20°C / 10°C	12days (81 mm) Wet	10.8h Excellent	73% Muggy	Excellent	View Details
September	17°C / 5°C	14°C / 2°C	8days (39 mm) Wet	10.1h Excellent	66% Muggy	Fair	View Details
October	7°C / -5°C	2°C / -10°C	3days (14 mm) Excellent	9.1h Good	62% Muggy	Poor	View Details
November	-4°C / -16°C	-9°C / -20°C	4days (11 mm) Good	7.9h Good	71% Muggy	Poor	View Details
December	-15°C / -25°C	-20°C / -30°C	1days (4 mm) Excellent	7.4h Good	73% Muggy	Poor	View Details

Frequently Asked Questions

Expand all

Is December a good time to visit Mongolia?

December is typically poor for visiting Mongolia, with average highs of -15°C (5°F) and around 1 rainy days. Mongolia in December has cold conditions, with highs averaging around -14.9°C (5°F). Rain is rare, falling on about 1 da

Does it rain a lot in Mongolia in December?

Mongolia typically sees around 1 rainy days in December with 4 mm (0.2 in) of total rainfall. An umbrella should suffice.

What should I pack for Mongolia in December?

With highs of -15°C (5°F) and lows of -25°C (-13°F) in December, we recommend: Warm coat, Thermal base layers, Scarf & gloves, Comfortable walking shoes. Comfortable walking shoes are essential.

Is December among the best months weather-wise in Mongolia?

December is not the most favourable month weather-wise in Mongolia. Consider visiting during months with milder temperatures or less rainfall for a better experience.

Does it snow in Mongolia in December?

Yes, Mongolia typically sees around 4 snow days in December with roughly 3 cm (1 in) of snowfall.

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