January Weather in Hatogaya-honcho, Japan

Last updated: August 23, 2025

In Hatogaya-honcho, Japan, the average temperature in January hovers around 5°C (41°F). Expect chilly nights with a minimum of -8°C (18°F) and pleasant daytime highs reaching up to 18°C (65°F). With an average precipitation of 46 mm (1.8 in) over about 5 days, staying dry might be a challenge. Embrace the season's moisture with an average humidity of 76%.

January Temperature in Hatogaya-honcho

In January in Hatogaya-honcho, the average temperature is 5°C (41°F). Maximums can reach 18°C (65°F), while minimums can drop as low as -8°C (18°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.

January Weather in Hatogaya-honcho: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Hatogaya-honcho, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hatogaya-honcho, January typically has an average temperature of 5°C (41°F), with highs reaching up to 18°C (65°F) and lows dropping to around -8°C (18°F).

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

January Precipitation in Hatogaya-honcho

In Hatogaya-honcho in January, the precipitation amount is 46 mm (1.8 in) recorded over a span of 5 days.

January Precipitation Trends in Hatogaya-honcho

The chart displays monthly precipitation patterns in Hatogaya-honcho, 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 Hatogaya-honcho, January typically receives around 46 mm (1.8 inches) of precipitation spread over approximately 5 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 Hatogaya-honcho

In Hatogaya-honcho in January humidity is 76%. With an average temperature of 5°C (41°F), this humidity feels like a damp chill that seeps into your bones, making outdoor exploration uncomfortable and prompting travelers to seek shelter or warm layers.

January Average Humidity in Hatogaya-honcho

This chart illustrates the average monthly humidity levels in Hatogaya-honcho, 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 Hatogaya-honcho is approximately 76%, 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 Hatogaya-honcho

In Hatogaya-honcho 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 Hatogaya-honcho, you can check the information here.

Maximum UV Index Levels in Hatogaya-honcho for January

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

Data source: Hatogaya-honcho 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 Hatogaya-honcho Compares to Other Months

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

This table compares monthly weather conditions in Hatogaya-honcho, 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)	46 mm (1.8 inches)	76%	moderate
February Weather	6°C (43°F)	41 mm (1.6 inches)	74%	moderate
March Weather	10°C (51°F)	132 mm (5.2 inches)	70%	very high
April Weather	14°C (58°F)	116 mm (4.6 inches)	74%	very high
May Weather	20°C (68°F)	111 mm (4.4 inches)	81%	extreme
June Weather	23°C (73°F)	152 mm (6.0 inches)	88%	extreme
July Weather	26°C (79°F)	221 mm (8.7 inches)	93%	extreme
August Weather	28°C (83°F)	103 mm (4.1 inches)	90%	extreme
September Weather	24°C (75°F)	186 mm (7.3 inches)	86%	very high
October Weather	19°C (66°F)	273 mm (10.7 inches)	83%	high
November Weather	13°C (56°F)	77 mm (3.0 inches)	80%	moderate
December Weather	8°C (46°F)	56 mm (2.2 inches)	78%	moderate