January Weather in Shinshiro, Japan

Last updated: August 23, 2025

In January, the average temperature in Shinshiro, Japan hovers around 4°C (39°F), with lows dipping to -4°C (24°F) and highs reaching up to 16°C (61°F). Expect an average precipitation of 59 mm (2.3 in) over about 6 days, accompanied by a high average humidity of 82%. Be prepared for a mix of cool temperatures and occasional rain!

January Temperature in Shinshiro

In January in Shinshiro, the average temperature is 4°C (39°F). The maximum can reach 16°C (61°F), and the minimum can be as low as -4°C (24°F). It's advisable to pack layers and prepare for chilly conditions during your travels.

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

The chart illustrates January temperature patterns in Shinshiro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shinshiro, January typically has an average temperature of 4°C (39°F), with highs reaching up to 16°C (61°F) and lows dropping to around -4°C (24°F).

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

January Precipitation in Shinshiro

In Shinshiro in January, the precipitation amount is 59 mm (2.3 in) over the course of 6 days.

January Precipitation Trends in Shinshiro

The chart displays monthly precipitation patterns in Shinshiro, 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 Shinshiro, January typically receives around 59 mm (2.3 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 Shinshiro

In Shinshiro in January, humidity is 82%. With an average temperature of 4°C (39°F), this humidity feels like a chill that seeps into your bones, making it uncomfortable for traveling as you find yourself bundled up, yet still damp and cold.

January Average Humidity in Shinshiro

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

In Shinshiro in January, 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 Shinshiro for better planning.

Maximum UV Index Levels in Shinshiro for January

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

Data source: Shinshiro 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 Shinshiro Compares to Other Months

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

This table compares monthly weather conditions in Shinshiro, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (39°F)	59 mm (2.3 inches)	82%	moderate
February Weather	5°C (41°F)	77 mm (3.0 inches)	79%	high
March Weather	9°C (49°F)	177 mm (7.0 inches)	74%	very high
April Weather	13°C (56°F)	204 mm (8.0 inches)	76%	very high
May Weather	18°C (65°F)	218 mm (8.6 inches)	83%	extreme
June Weather	21°C (71°F)	258 mm (10.1 inches)	87%	extreme
July Weather	25°C (77°F)	521 mm (20.5 inches)	93%	extreme
August Weather	27°C (81°F)	277 mm (10.9 inches)	91%	extreme
September Weather	23°C (74°F)	255 mm (10.0 inches)	87%	very high
October Weather	18°C (64°F)	280 mm (11.0 inches)	85%	high
November Weather	12°C (54°F)	71 mm (2.8 inches)	83%	moderate
December Weather	6°C (44°F)	69 mm (2.7 inches)	83%	moderate