December Weather in Yunomae, Japan

Last updated: August 23, 2025

In December, the average temperature in Yunomae, Japan hovers around 5°C (42°F), with daily extremes ranging from a brisk -5°C (23°F) to a pleasant 21°C (70°F). Expect 79 mm (3.1 in) of precipitation over 7 days, contributing to an average humidity of 79%. Be sure to dress accordingly for a mix of cool and cozy conditions!

December Temperature in Yunomae

In December in Yunomae, the average temperature is 5°C (42°F). The maximum can reach 21°C (70°F), and the minimum can be as low as -5°C (23°F). This makes it a great time for travelers to experience a mix of cool and mild weather, perfect for exploring outdoor activities.

December Weather in Yunomae: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Yunomae, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yunomae, December typically has an average temperature of 5°C (42°F), with highs reaching up to 21°C (70°F) and lows dropping to around -5°C (23°F).

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

December Precipitation in Yunomae

In Yunomae in December, the total precipitation amount is 79 mm (3.1 in) distributed over a period of 7 days.

December Precipitation Trends in Yunomae

The chart displays monthly precipitation patterns in Yunomae, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Yunomae, December typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 7 days.

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

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Millimeters (mm) Inches (in)

December Humidity in Yunomae

In Yunomae in December, humidity is 79%. With an average temperature of 5°C (42°F), this humidity feels like a chilly mist enveloping you, making outdoor activities challenging and travel less appealing, as the dampness clings to your skin and the cold bites through your layers.

December Average Humidity in Yunomae

This chart illustrates the average monthly humidity levels in Yunomae, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Yunomae is approximately 79%, offering insight into how humid the weather typically is during this month.

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

December UV Index in Yunomae

In Yunomae in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Yunomae for better planning.

Maximum UV Index Levels in Yunomae for December

The chart shows the monthly maximum UV Index (UVI) for Yunomae in December, 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 December, the maximum UV index in Yunomae typically reaches 4, which falls under the moderate exposure category.

Data source: Yunomae December 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 December Weather in Yunomae Compares to Other Months

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

This table compares monthly weather conditions in Yunomae, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	60 mm (2.4 inches)	75%	moderate
February Weather	5°C (42°F)	105 mm (4.1 inches)	71%	high
March Weather	10°C (50°F)	171 mm (6.7 inches)	71%	very high
April Weather	14°C (57°F)	155 mm (6.1 inches)	78%	very high
May Weather	18°C (64°F)	237 mm (9.3 inches)	84%	extreme
June Weather	21°C (70°F)	345 mm (13.6 inches)	86%	extreme
July Weather	25°C (76°F)	441 mm (17.4 inches)	92%	extreme
August Weather	26°C (78°F)	236 mm (9.3 inches)	91%	extreme
September Weather	23°C (73°F)	252 mm (9.9 inches)	84%	extreme
October Weather	18°C (64°F)	170 mm (6.7 inches)	83%	very high
November Weather	11°C (52°F)	87 mm (3.4 inches)	81%	high
December Weather	5°C (42°F)	79 mm (3.1 inches)	79%	moderate