January Weather in Kamisu, Japan

Last updated: August 23, 2025

In January, the average temperature in Kamisu, Japan hovers around 8°C (46°F), with a minimum dipping to 0°C (32°F) and a maximum reaching 16°C (60°F). Expect 64 mm (2.5 in) of precipitation over the course of 8 days, accompanied by an average humidity of 70%. Prepare for a blend of cool temperatures and occasional rainfall!

January Temperature in Kamisu

In January in Kamisu, the average temperature is 8°C (46°F). The maximum can reach 16°C (60°F), and the minimum can be as low as 0°C (32°F). This climate makes it a perfect time for travelers to enjoy outdoor activities while dressing in layers to stay comfortable.

January Weather in Kamisu: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Kamisu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kamisu, January typically has an average temperature of 8°C (46°F), with highs reaching up to 16°C (60°F) and lows dropping to around 0°C (32°F).

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

January Precipitation in Kamisu

In Kamisu in January, the precipitation amount is 64 mm (2.5 in) over the course of 8 days.

January Precipitation Trends in Kamisu

The chart displays monthly precipitation patterns in Kamisu, 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 Kamisu, January typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 8 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 Kamisu

In Kamisu in January, humidity is 70%. With an average temperature of 8°C (46°F), this humidity feels like a damp chill that can make exploring the area feel less enjoyable and might lead travelers to seek indoor activities or wrapped layers for comfort.

January Average Humidity in Kamisu

This chart illustrates the average monthly humidity levels in Kamisu, 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 Kamisu is approximately 70%, 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 Kamisu

In Kamisu in January, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Kamisu, you can check the information here.

Maximum UV Index Levels in Kamisu for January

The chart shows the monthly maximum UV Index (UVI) for Kamisu 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 Kamisu typically reaches 3, which falls under the moderate exposure category.

Data source: Kamisu 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 Kamisu Compares to Other Months

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

This table compares monthly weather conditions in Kamisu, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (46°F)	64 mm (2.5 inches)	70%	moderate
February Weather	8°C (47°F)	60 mm (2.4 inches)	69%	moderate
March Weather	11°C (52°F)	163 mm (6.4 inches)	68%	high
April Weather	14°C (57°F)	128 mm (5.1 inches)	73%	very high
May Weather	18°C (65°F)	152 mm (6.0 inches)	81%	extreme
June Weather	21°C (70°F)	174 mm (6.9 inches)	88%	extreme
July Weather	24°C (76°F)	196 mm (7.7 inches)	94%	extreme
August Weather	26°C (79°F)	97 mm (3.8 inches)	87%	very high
September Weather	24°C (75°F)	182 mm (7.2 inches)	83%	very high
October Weather	20°C (68°F)	279 mm (11.0 inches)	78%	high
November Weather	15°C (60°F)	127 mm (5.0 inches)	74%	moderate
December Weather	10°C (51°F)	93 mm (3.7 inches)	72%	moderate