January Weather in Honcho, Japan

Last updated: August 23, 2025

In Honcho, Japan, the average temperature in January hovers around -2°C (28°F), with extremes ranging from a chilly -11°C (12°F) to a mild 6°C (44°F). This month typically sees 53 mm (2.1 in) of precipitation spread over 9 days, contributing to an average humidity of 79%. Stay prepared for the cool, damp weather while enjoying the unique charms of the season!

January Temperature in Honcho

In January in Honcho, the average temperature is -2°C (28°F), with maximums reaching 6°C (44°F) and minimums dipping as low as -11°C (12°F). Be prepared for chilly weather if you're planning to travel during this time.

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

The chart illustrates January temperature patterns in Honcho, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Honcho, January typically has an average temperature of -2°C (28°F), with highs reaching up to 6°C (44°F) and lows dropping to around -11°C (12°F).

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

January Precipitation in Honcho

In Honcho in January, the total precipitation amount is 53 mm (2.1 in) spread over 9 days.

January Precipitation Trends in Honcho

The chart displays monthly precipitation patterns in 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 Honcho, January typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 9 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 Honcho

In Honcho in January, humidity is 79%. With an average temperature of -2°C (28°F), this humidity feels like a biting chill that penetrates through layers of clothing, making outdoor activities uncomfortable and urging travelers to seek warmth indoors.

January Average Humidity in Honcho

This chart illustrates the average monthly humidity levels in 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 Honcho is approximately 79%, 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 Honcho

In Honcho in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Honcho, you can visit Hourly UV Index in Honcho.

Maximum UV Index Levels in Honcho for January

The chart shows the monthly maximum UV Index (UVI) for 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 Honcho typically reaches 2, which falls under the low exposure category.

Data source: 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 Honcho Compares to Other Months

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

This table compares monthly weather conditions in Honcho, 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 (28°F)	53 mm (2.1 inches)	79%	low
February Weather	-2°C (28°F)	65 mm (2.6 inches)	78%	moderate
March Weather	2°C (36°F)	85 mm (3.4 inches)	77%	moderate
April Weather	6°C (44°F)	94 mm (3.7 inches)	78%	very high
May Weather	12°C (53°F)	93 mm (3.7 inches)	86%	very high
June Weather	15°C (59°F)	106 mm (4.2 inches)	91%	very high
July Weather	19°C (67°F)	111 mm (4.4 inches)	95%	very high
August Weather	21°C (70°F)	170 mm (6.7 inches)	97%	extreme
September Weather	19°C (66°F)	164 mm (6.5 inches)	89%	very high
October Weather	13°C (56°F)	123 mm (4.8 inches)	81%	high
November Weather	7°C (45°F)	95 mm (3.8 inches)	78%	moderate
December Weather	0°C (32°F)	71 mm (2.8 inches)	77%	low