January Weather in Biratori, Japan

Last updated: August 23, 2025

In Biratori, Japan, the average temperature in January hovers around -3°C (26°F). During this time, temperatures can drop as low as -14°C (7°F) and rise to a comfortable 8°C (46°F). Expect approximately 53 mm (2.1 in) of precipitation over 12 days, with an average humidity level of 84%. Stay warm and prepared for the chilly weather!

January Temperature in Biratori

In January in Biratori, the average temperature is -3°C (26°F), with maximums reaching 8°C (46°F) and minimums dropping to as low as -14°C (7°F). Be prepared for a chilly climate if you're planning to travel during this month!

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

The chart illustrates January temperature patterns in Biratori, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Biratori, January typically has an average temperature of -3°C (26°F), with highs reaching up to 8°C (46°F) and lows dropping to around -14°C (7°F).

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

January Precipitation in Biratori

In Biratori in January, the total precipitation amount is 53 mm (2.1 in) spread over 12 days.

January Precipitation Trends in Biratori

The chart displays monthly precipitation patterns in Biratori, 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 Biratori, January typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 12 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 Biratori

In Biratori in January, humidity is 84%. With an average temperature of -3°C (26°F), this humidity feels like an icy mist clinging to your skin, making every breath a struggle as the cold seeps in, creating a challenging environment for traveling.

January Average Humidity in Biratori

This chart illustrates the average monthly humidity levels in Biratori, 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 Biratori is approximately 84%, 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 Biratori

In Biratori 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 Biratori, you can visit Hourly UV Index in Biratori.

Maximum UV Index Levels in Biratori for January

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

Data source: Biratori 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 Biratori Compares to Other Months

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

This table compares monthly weather conditions in Biratori, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (26°F)	53 mm (2.1 inches)	84%	low
February Weather	-3°C (26°F)	65 mm (2.5 inches)	83%	moderate
March Weather	2°C (35°F)	91 mm (3.6 inches)	81%	moderate
April Weather	6°C (43°F)	94 mm (3.7 inches)	81%	very high
May Weather	11°C (52°F)	101 mm (4.0 inches)	86%	very high
June Weather	15°C (59°F)	116 mm (4.6 inches)	87%	very high
July Weather	19°C (67°F)	104 mm (4.1 inches)	93%	very high
August Weather	21°C (69°F)	152 mm (6.0 inches)	95%	very high
September Weather	18°C (65°F)	120 mm (4.7 inches)	88%	very high
October Weather	13°C (55°F)	181 mm (7.1 inches)	83%	high
November Weather	6°C (44°F)	116 mm (4.6 inches)	79%	moderate
December Weather	0°C (31°F)	83 mm (3.3 inches)	80%	low