January Weather in Tarumizu, Japan

Last updated: August 23, 2025

In January, the average temperature in Tarumizu, Japan hovers around 8°C (47°F). Temperatures can dip to a chilly -3°C (27°F) or rise to a pleasant 20°C (69°F). Expect 53 mm (2.1 in) of precipitation spread over approximately 6 days, coupled with an average humidity of 72%.

January Temperature in Tarumizu

In January in Tarumizu, the average temperature is 8°C (47°F). The maximum can reach 20°C (69°F) and the minimum can be as low as -3°C (27°F). Be prepared for a mix of mild days and chilly nights during your travels.

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

The chart illustrates January temperature patterns in Tarumizu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tarumizu, January typically has an average temperature of 8°C (47°F), with highs reaching up to 20°C (69°F) and lows dropping to around -3°C (27°F).

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

January Precipitation in Tarumizu

In Tarumizu in January, the precipitation amount is 53 mm (2.1 in) over a span of 6 days.

January Precipitation Trends in Tarumizu

The chart displays monthly precipitation patterns in Tarumizu, 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 Tarumizu, January typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 6 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Tarumizu

In Tarumizu in January, humidity is 72%. With an average temperature of 8°C (47°F), this humidity feels like a damp chill that clings to your skin, making it essential to dress in layers and stay active to keep warm while exploring.

January Average Humidity in Tarumizu

This chart illustrates the average monthly humidity levels in Tarumizu, 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 Tarumizu is approximately 72%, 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 Tarumizu

In Tarumizu in January, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Tarumizu.

Maximum UV Index Levels in Tarumizu for January

The chart shows the monthly maximum UV Index (UVI) for Tarumizu 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 Tarumizu typically reaches 5, which falls under the moderate exposure category.

Data source: Tarumizu 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 Tarumizu Compares to Other Months

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

This table compares monthly weather conditions in Tarumizu, 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 (47°F)	53 mm (2.1 inches)	72%	moderate
February Weather	9°C (49°F)	102 mm (4.0 inches)	68%	high
March Weather	13°C (56°F)	174 mm (6.8 inches)	72%	very high
April Weather	17°C (62°F)	146 mm (5.8 inches)	79%	very high
May Weather	20°C (69°F)	258 mm (10.2 inches)	83%	extreme
June Weather	23°C (74°F)	425 mm (16.7 inches)	86%	extreme
July Weather	27°C (81°F)	400 mm (15.8 inches)	90%	extreme
August Weather	28°C (83°F)	206 mm (8.1 inches)	85%	extreme
September Weather	26°C (78°F)	258 mm (10.2 inches)	80%	extreme
October Weather	21°C (71°F)	143 mm (5.6 inches)	78%	very high
November Weather	15°C (60°F)	94 mm (3.7 inches)	76%	high
December Weather	10°C (50°F)	80 mm (3.2 inches)	74%	moderate