December Weather in Naie, Japan

Last updated: August 23, 2025

In Naie, Japan, the average temperature in December hovers around -4°C (25°F). Expect chilly days, with minimums plunging to -17°C (1°F) and maximums reaching up to 13°C (55°F). This month brings considerable precipitation, averaging 102 mm (4.0 in) over 25 days, paired with a high average humidity of 80%. Prepare for a cold, wet month ahead!

December Temperature in Naie

In December in Naie, the average temperature is -4°C (25°F). Maximums can reach 13°C (55°F), while minimums can drop as low as -17°C (1°F). Visitors should prepare for a wide range of temperatures and dress accordingly for their travels.

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

The chart illustrates December temperature patterns in Naie, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Naie, December typically has an average temperature of -4°C (25°F), with highs reaching up to 13°C (55°F) and lows dropping to around -17°C (1°F).

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

December Precipitation in Naie

In Naie in December, the precipitation amount is 102 mm (4.0 in) spread over the course of 25 days.

December Precipitation Trends in Naie

The chart displays monthly precipitation patterns in Naie, 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 Naie, December typically receives around 102 mm (4.0 inches) of precipitation spread over approximately 25 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

December Humidity in Naie

In Naie in December humidity is 80%. With an average temperature of -4°C (25°F), this humidity feels like a biting chill, making traveling outdoors quite uncomfortable as the damp air clings to your skin, intensifying the cold and sapping your warmth with every gust of wind.

December Average Humidity in Naie

This chart illustrates the average monthly humidity levels in Naie, 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 Naie is approximately 80%, 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 Naie

In Naie in December, 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 Naie, you can visit Hourly UV Index in Naie.

Maximum UV Index Levels in Naie for December

The chart shows the monthly maximum UV Index (UVI) for Naie 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 Naie typically reaches 2, which falls under the low exposure category.

Data source: Naie 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 Naie Compares to Other Months

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

This table compares monthly weather conditions in Naie, 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 (19°F)	58 mm (2.3 inches)	84%	low
February Weather	-6°C (22°F)	77 mm (3.0 inches)	83%	moderate
March Weather	0°C (32°F)	86 mm (3.4 inches)	81%	high
April Weather	6°C (43°F)	75 mm (2.9 inches)	81%	high
May Weather	12°C (54°F)	97 mm (3.8 inches)	86%	very high
June Weather	16°C (60°F)	99 mm (3.9 inches)	87%	very high
July Weather	20°C (69°F)	104 mm (4.1 inches)	93%	very high
August Weather	20°C (69°F)	184 mm (7.3 inches)	95%	very high
September Weather	17°C (62°F)	105 mm (4.1 inches)	88%	very high
October Weather	10°C (51°F)	142 mm (5.6 inches)	83%	moderate
November Weather	3°C (38°F)	139 mm (5.5 inches)	79%	moderate
December Weather	-4°C (25°F)	102 mm (4.0 inches)	80%	low