January Weather in Shinjo, Japan

Last updated: August 23, 2025

In January, the average temperature in Shinjo, Japan hovers around 2°C (36°F). Expect chilly conditions, with minimum temperatures dropping to -10°C (14°F) and a possible maximum of 13°C (55°F). Rainfall can be expected, with an average precipitation of 84 mm (3.3 in) over 15 days. Additionally, humidity levels are notably high at 82%, making for a crisp and damp atmosphere.

January Temperature in Shinjo

In January in Shinjo, the average temperature is 2°C (36°F). The maximum can reach 13°C (55°F) and the minimum can be as low as -10°C (14°F). It's a time of year best suited for travelers who enjoy cool weather and winter activities.

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

The chart illustrates January temperature patterns in Shinjo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shinjo, January typically has an average temperature of 2°C (36°F), with highs reaching up to 13°C (55°F) and lows dropping to around -10°C (14°F).

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

January Precipitation in Shinjo

In Shinjo in January, the total precipitation amount is 84 mm (3.3 in) recorded over a span of 15 days.

January Precipitation Trends in Shinjo

The chart displays monthly precipitation patterns in Shinjo, 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 Shinjo, January typically receives around 84 mm (3.3 inches) of precipitation spread over approximately 15 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 Shinjo

In Shinjo in January humidity is 82%. With an average temperature of 2°C (36°F), this humidity feels like a damp chill that clings to your skin, making even brief outings feel uncomfortable and penetrating.

January Average Humidity in Shinjo

This chart illustrates the average monthly humidity levels in Shinjo, 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 Shinjo 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 Shinjo

In Shinjo 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 Shinjo for better planning.

Maximum UV Index Levels in Shinjo for January

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

Data source: Shinjo 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 Shinjo Compares to Other Months

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

This table compares monthly weather conditions in Shinjo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	84 mm (3.3 inches)	82%	moderate
February Weather	3°C (37°F)	93 mm (3.7 inches)	79%	high
March Weather	7°C (45°F)	144 mm (5.7 inches)	73%	very high
April Weather	12°C (53°F)	137 mm (5.4 inches)	74%	very high
May Weather	17°C (63°F)	117 mm (4.6 inches)	84%	extreme
June Weather	20°C (69°F)	216 mm (8.5 inches)	86%	extreme
July Weather	25°C (77°F)	350 mm (13.8 inches)	92%	extreme
August Weather	26°C (79°F)	287 mm (11.3 inches)	92%	extreme
September Weather	21°C (71°F)	254 mm (10.0 inches)	87%	very high
October Weather	16°C (61°F)	200 mm (7.9 inches)	85%	high
November Weather	10°C (50°F)	56 mm (2.2 inches)	84%	moderate
December Weather	5°C (40°F)	109 mm (4.3 inches)	82%	moderate