January Weather in Hitoyoshi, Japan

Last updated: August 23, 2025

In January, the average temperature in Hitoyoshi, Japan hovers around 5°C (41°F). Expect a chilly minimum of -7°C (19°F) and a mild maximum of 19°C (66°F). Rainfall can be significant, with an average of 63 mm (2.5 in) over 7 days, and the atmosphere feels moist with an average humidity of 75%.

January Temperature in Hitoyoshi

In January in Hitoyoshi, the average temperature is 5°C (41°F). Maximum temperatures can reach 19°C (66°F), while minimums can drop to as low as -7°C (19°F). Be sure to pack for a range of weather conditions when traveling during this time.

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

The chart illustrates January temperature patterns in Hitoyoshi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hitoyoshi, January typically has an average temperature of 5°C (41°F), with highs reaching up to 19°C (66°F) and lows dropping to around -7°C (19°F).

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

January Precipitation in Hitoyoshi

In Hitoyoshi in January, the precipitation amount is 63 mm (2.5 in) over a span of 7 days.

January Precipitation Trends in Hitoyoshi

The chart displays monthly precipitation patterns in Hitoyoshi, 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 Hitoyoshi, January typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 7 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 Hitoyoshi

In Hitoyoshi in January, humidity is 75%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration less inviting and requiring extra layers for comfort while traveling.

January Average Humidity in Hitoyoshi

This chart illustrates the average monthly humidity levels in Hitoyoshi, 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 Hitoyoshi is approximately 75%, 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 Hitoyoshi

In Hitoyoshi 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 Hitoyoshi.

Maximum UV Index Levels in Hitoyoshi for January

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

Data source: Hitoyoshi 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 Hitoyoshi Compares to Other Months

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

This table compares monthly weather conditions in Hitoyoshi, 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 (41°F)	63 mm (2.5 inches)	75%	moderate
February Weather	6°C (43°F)	109 mm (4.3 inches)	71%	high
March Weather	10°C (51°F)	160 mm (6.3 inches)	71%	very high
April Weather	14°C (58°F)	153 mm (6.0 inches)	78%	very high
May Weather	18°C (66°F)	242 mm (9.5 inches)	84%	extreme
June Weather	22°C (71°F)	358 mm (14.1 inches)	86%	extreme
July Weather	25°C (77°F)	458 mm (18.0 inches)	92%	extreme
August Weather	26°C (79°F)	230 mm (9.0 inches)	91%	extreme
September Weather	23°C (74°F)	226 mm (8.9 inches)	84%	extreme
October Weather	18°C (65°F)	145 mm (5.7 inches)	83%	very high
November Weather	12°C (53°F)	92 mm (3.6 inches)	81%	high
December Weather	6°C (43°F)	86 mm (3.4 inches)	79%	moderate