December Weather in Tonosho, Japan

Last updated: August 23, 2025

In December, the average temperature in Tonosho, Japan hovers around 10°C (50°F). Expect a minimum of 3°C (37°F) and a pleasant maximum of 19°C (66°F). During this month, you'll encounter approximately 57 mm (2.2 in) of precipitation spread over 10 days, with humidity levels at a notable 82%.

December Temperature in Tonosho

In December in Tonosho, the average temperature is 10°C (50°F). Maximums can reach 19°C (66°F), and minimums can be as low as 3°C (37°F). This moderate climate makes it a pleasant time for exploration and outdoor activities.

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

The chart illustrates December temperature patterns in Tonosho, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tonosho, December typically has an average temperature of 10°C (50°F), with highs reaching up to 19°C (66°F) and lows dropping to around 3°C (37°F).

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

December Precipitation in Tonosho

In Tonosho in December, the precipitation amount is 57 mm (2.2 in) over a span of 10 days.

December Precipitation Trends in Tonosho

The chart displays monthly precipitation patterns in Tonosho, 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 Tonosho, December typically receives around 57 mm (2.2 inches) of precipitation spread over approximately 10 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 Tonosho

In Tonosho in December, humidity is 82%. With an average temperature of 10°C (50°F), this humidity feels like a dense, heavy blanket wrapping around you, making every step feel sluggish and the air thick, which can make traveling quite uncomfortable.

December Average Humidity in Tonosho

This chart illustrates the average monthly humidity levels in Tonosho, 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 Tonosho is approximately 82%, 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 Tonosho

In Tonosho 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 Tonosho for better planning.

Maximum UV Index Levels in Tonosho for December

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

Data source: Tonosho 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 Tonosho Compares to Other Months

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

This table compares monthly weather conditions in Tonosho, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	45 mm (1.8 inches)	82%	moderate
February Weather	7°C (45°F)	58 mm (2.3 inches)	79%	moderate
March Weather	10°C (50°F)	101 mm (4.0 inches)	73%	very high
April Weather	13°C (56°F)	117 mm (4.6 inches)	74%	extreme
May Weather	17°C (64°F)	119 mm (4.7 inches)	84%	extreme
June Weather	21°C (70°F)	146 mm (5.7 inches)	86%	extreme
July Weather	25°C (78°F)	263 mm (10.4 inches)	92%	extreme
August Weather	27°C (81°F)	129 mm (5.1 inches)	92%	extreme
September Weather	25°C (77°F)	187 mm (7.4 inches)	87%	very high
October Weather	20°C (69°F)	237 mm (9.3 inches)	85%	high
November Weather	15°C (60°F)	44 mm (1.7 inches)	84%	moderate
December Weather	10°C (50°F)	57 mm (2.2 inches)	82%	moderate