January Weather in Bayan Uula Sumu, Mongolia

Last updated: August 28, 2025

In January, the average temperature in Bayan Uula Sumu, Mongolia hovers around -14°C (7°F). Expect chilling lows of -29°C (-20°F) and occasional highs reaching 1°C (34°F). With only 1 mm (0.1 in) of precipitation over the month and an average humidity of 82%, prepare for a crisp and largely dry winter experience.

January Temperature in Bayan Uula Sumu

In January, in Bayan Uula Sumu, the average temperature is -14°C (7°F), with maximums reaching 1°C (34°F) and minimums plummeting to -29°C (-20°F). Be prepared for extremely cold weather if you plan to travel during this time.

January Weather in Bayan Uula Sumu: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Bayan Uula Sumu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bayan Uula Sumu, January typically has an average temperature of -14°C (7°F), with highs reaching up to 1°C (34°F) and lows dropping to around -29°C (-20°F).

Data source: Temperature data for Bayan Uula Sumu generated using information from the Copernicus Climate Change Service.

January Precipitation in Bayan Uula Sumu

In Bayan Uula Sumu in January, the precipitation amount is 1 mm (0.1 in) during 0 days, indicating a very dry period.

January Precipitation Trends in Bayan Uula Sumu

The chart displays monthly precipitation patterns in Bayan Uula Sumu, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Bayan Uula Sumu, January typically receives around 1 mm (0.1 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Bayan Uula Sumu

In Bayan Uula Sumu in January, humidity is 82%. With an average temperature of -14°C (7°F), this humidity feels like an intense chill that seeps into your bones, making travel uncomfortable and bracing you for a biting cold that amplifies every gust of wind.

January Average Humidity in Bayan Uula Sumu

This chart illustrates the average monthly humidity levels in Bayan Uula Sumu, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Bayan Uula Sumu is approximately 82%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Bayan Uula Sumu

In Bayan Uula Sumu in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Bayan Uula Sumu, you can visit Hourly UV Index in Bayan Uula Sumu.

Maximum UV Index Levels in Bayan Uula Sumu for January

The chart shows the monthly maximum UV Index (UVI) for Bayan Uula Sumu in January, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In January, the maximum UV index in Bayan Uula Sumu typically reaches 2, which falls under the low exposure category.

Data source: Bayan Uula Sumu January UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How January Weather in Bayan Uula Sumu Compares to Other Months

Weather in Bayan Uula Sumu varies notably across the year, with each month offering distinct climate conditions. This page compares January’s weather to other months in Bayan Uula Sumu, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Bayan Uula Sumu, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-14°C (7°F)	1 mm (0.1 inches)	82%	low
February Weather	-10°C (14°F)	3 mm (0.1 inches)	68%	moderate
March Weather	-1°C (31°F)	8 mm (0.3 inches)	47%	high
April Weather	8°C (46°F)	8 mm (0.3 inches)	45%	very high
May Weather	15°C (58°F)	9 mm (0.3 inches)	34%	very high
June Weather	20°C (69°F)	9 mm (0.4 inches)	35%	very high
July Weather	22°C (73°F)	25 mm (1.0 inches)	37%	very high
August Weather	20°C (68°F)	25 mm (1.0 inches)	42%	very high
September Weather	15°C (58°F)	11 mm (0.4 inches)	43%	high
October Weather	4°C (39°F)	4 mm (0.1 inches)	47%	moderate
November Weather	-5°C (24°F)	3 mm (0.1 inches)	56%	moderate
December Weather	-13°C (9°F)	2 mm (0.1 inches)	80%	low