January Weather in Kobayashi, Japan

Last updated: August 23, 2025

In January, the average temperature in Kobayashi, Japan hovers around 5°C (41°F), with minimums dipping as low as -8°C (18°F) and maximums peaking at 20°C (69°F). Expect 55 mm (2.2 in) of precipitation spread across 6 days, contributing to an average humidity of 72%. Be prepared for a mix of chilly and mild days in this intriguing climate!

January Temperature in Kobayashi

In January in Kobayashi, the average temperature is 5°C (41°F). Maximum temperatures can reach 20°C (69°F), while the minimum can drop as low as -8°C (18°F). Be prepared for a wide range of temperatures and pack accordingly for your travels.

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

The chart illustrates January temperature patterns in Kobayashi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kobayashi, January typically has an average temperature of 5°C (41°F), with highs reaching up to 20°C (69°F) and lows dropping to around -8°C (18°F).

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

January Precipitation in Kobayashi

In Kobayashi in January, the total precipitation amount is 55 mm (2.2 in) spread over 6 days.

January Precipitation Trends in Kobayashi

The chart displays monthly precipitation patterns in Kobayashi, 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 Kobayashi, January typically receives around 55 mm (2.2 inches) of precipitation spread over approximately 6 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 Kobayashi

In Kobayashi in January humidity is 72%. With an average temperature of 5°C (41°F), this humidity feels like a chilly, damp embrace that can make outdoor adventures quite uncomfortable, as the cold air coupled with the high moisture in the atmosphere seeps into your bones, leaving you longing for warmth and cozy indoor activities.

January Average Humidity in Kobayashi

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

In Kobayashi 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 Kobayashi.

Maximum UV Index Levels in Kobayashi for January

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

Data source: Kobayashi 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 Kobayashi Compares to Other Months

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

This table compares monthly weather conditions in Kobayashi, 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)	55 mm (2.2 inches)	72%	moderate
February Weather	6°C (43°F)	101 mm (4.0 inches)	68%	high
March Weather	11°C (51°F)	174 mm (6.9 inches)	72%	very high
April Weather	15°C (59°F)	150 mm (5.9 inches)	79%	very high
May Weather	19°C (66°F)	236 mm (9.3 inches)	83%	extreme
June Weather	22°C (71°F)	349 mm (13.7 inches)	86%	extreme
July Weather	25°C (78°F)	409 mm (16.1 inches)	90%	extreme
August Weather	26°C (80°F)	225 mm (8.9 inches)	85%	extreme
September Weather	23°C (75°F)	268 mm (10.5 inches)	80%	extreme
October Weather	18°C (65°F)	170 mm (6.7 inches)	78%	very high
November Weather	12°C (54°F)	90 mm (3.5 inches)	76%	high
December Weather	6°C (44°F)	78 mm (3.1 inches)	74%	moderate