January Weather in Suzu, Japan

Last updated: August 23, 2025

In January, the average temperature in Suzu, Japan hovers around 5°C (42°F), with temperatures dipping to a chilly -2°C (28°F) at times, and peaking at a mild 14°C (58°F). This month also brings considerable moisture, with 200 mm (7.9 in) of precipitation spread over 22 days, contributing to an average humidity level of 80%. Be prepared for a blend of cool temperatures and wet weather!

January Temperature in Suzu

In January in Suzu, the average temperature is 5°C (42°F). The maximum can reach 14°C (58°F) and the minimum can be as low as -2°C (28°F). Be prepared for chilly weather and pack accordingly if you're planning a trip during this time.

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

The chart illustrates January temperature patterns in Suzu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Suzu, January typically has an average temperature of 5°C (42°F), with highs reaching up to 14°C (58°F) and lows dropping to around -2°C (28°F).

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

January Precipitation in Suzu

In Suzu in January, the precipitation amount is 200 mm (7.9 in) over the course of 22 days.

January Precipitation Trends in Suzu

The chart displays monthly precipitation patterns in Suzu, 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 Suzu, January typically receives around 200 mm (7.9 inches) of precipitation spread over approximately 22 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 Suzu

In Suzu in January humidity is 80%. With an average temperature of 5°C (42°F), this humidity feels like a damp chill that can seep into your bones, making outdoor adventures uncomfortable and urging travelers to seek warm shelter often.

January Average Humidity in Suzu

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

In Suzu 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 Suzu, you can check the information here.

Maximum UV Index Levels in Suzu for January

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

Data source: Suzu 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 Suzu Compares to Other Months

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

This table compares monthly weather conditions in Suzu, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	200 mm (7.9 inches)	80%	moderate
February Weather	5°C (42°F)	157 mm (6.2 inches)	78%	moderate
March Weather	8°C (47°F)	117 mm (4.6 inches)	76%	high
April Weather	11°C (52°F)	131 mm (5.2 inches)	77%	very high
May Weather	16°C (61°F)	94 mm (3.7 inches)	85%	very high
June Weather	20°C (67°F)	118 mm (4.7 inches)	89%	very high
July Weather	24°C (76°F)	258 mm (10.2 inches)	93%	extreme
August Weather	27°C (80°F)	198 mm (7.8 inches)	92%	extreme
September Weather	24°C (75°F)	225 mm (8.9 inches)	84%	very high
October Weather	19°C (66°F)	173 mm (6.8 inches)	81%	high
November Weather	14°C (57°F)	167 mm (6.6 inches)	77%	moderate
December Weather	8°C (47°F)	253 mm (10.0 inches)	79%	moderate