January Weather in Hioki, Japan

Last updated: August 23, 2025

In January, the average temperature in Hioki, Japan is a comfortable 10°C (51°F). Expect nighttime lows to dip to 1°C (35°F), while daytime highs can reach up to 20°C (68°F). The region sees about 67 mm (2.6 in) of precipitation spread over 10 days, contributing to an average humidity level of 72%.

January Temperature in Hioki

In January in Hioki, the average temperature is 10°C (51°F). Maximum temperatures can reach 20°C (68°F), while minimum temperatures can drop to as low as 1°C (35°F). This mild climate makes Hioki an ideal destination for travelers seeking comfortable weather and a pleasant outdoor experience.

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

The chart illustrates January temperature patterns in Hioki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hioki, January typically has an average temperature of 10°C (51°F), with highs reaching up to 20°C (68°F) and lows dropping to around 1°C (35°F).

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

January Precipitation in Hioki

In Hioki in January, the total precipitation amount is 67 mm (2.6 in) over a period of 10 days.

January Precipitation Trends in Hioki

The chart displays monthly precipitation patterns in Hioki, 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 Hioki, January typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 10 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 Hioki

In Hioki in January, humidity is 72%. With an average temperature of 10°C (51°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less comfortable and requiring extra layers to stay warm while exploring.

January Average Humidity in Hioki

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

In Hioki 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 Hioki.

Maximum UV Index Levels in Hioki for January

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

Data source: Hioki 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 Hioki Compares to Other Months

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

This table compares monthly weather conditions in Hioki, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (51°F)	67 mm (2.6 inches)	72%	moderate
February Weather	11°C (52°F)	121 mm (4.7 inches)	68%	high
March Weather	14°C (58°F)	188 mm (7.4 inches)	72%	very high
April Weather	17°C (63°F)	160 mm (6.3 inches)	79%	extreme
May Weather	21°C (69°F)	271 mm (10.7 inches)	83%	extreme
June Weather	24°C (75°F)	411 mm (16.2 inches)	86%	extreme
July Weather	27°C (81°F)	418 mm (16.4 inches)	90%	extreme
August Weather	28°C (83°F)	206 mm (8.1 inches)	85%	extreme
September Weather	26°C (79°F)	278 mm (11.0 inches)	80%	extreme
October Weather	22°C (72°F)	143 mm (5.6 inches)	78%	very high
November Weather	17°C (63°F)	116 mm (4.6 inches)	76%	high
December Weather	12°C (54°F)	101 mm (4.0 inches)	74%	moderate