January Weather in Yaita, Japan

Last updated: August 23, 2025

In January, the average temperature in Yaita, Japan hovers around 3°C (38°F). This chill can dip as low as -12°C (11°F) and occasionally reach a pleasant 15°C (60°F). Expect about 40 mm (1.6 in) of precipitation over 7 days, contributing to a high average humidity of 88%. Pack your layers and an umbrella!

January Temperature in Yaita

In January in Yaita, the average temperature is 3°C (38°F). The maximum can reach 15°C (60°F), while the minimum can dip as low as -12°C (11°F). Travelers should be prepared for cold weather and pack layers to stay comfortable.

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

The chart illustrates January temperature patterns in Yaita, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yaita, January typically has an average temperature of 3°C (38°F), with highs reaching up to 15°C (60°F) and lows dropping to around -12°C (11°F).

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

January Precipitation in Yaita

In Yaita in January, the precipitation amount is 40 mm (1.6 in) over a span of 7 days.

January Precipitation Trends in Yaita

The chart displays monthly precipitation patterns in Yaita, 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 Yaita, January typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 7 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 Yaita

In Yaita in January, humidity is 88%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and requiring extra layers to stay comfortable while traveling.

January Average Humidity in Yaita

This chart illustrates the average monthly humidity levels in Yaita, 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 Yaita is approximately 88%, 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 Yaita

In Yaita 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 Yaita, you can check the information here.

Maximum UV Index Levels in Yaita for January

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

Data source: Yaita 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 Yaita Compares to Other Months

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

This table compares monthly weather conditions in Yaita, 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 (38°F)	40 mm (1.6 inches)	88%	moderate
February Weather	4°C (40°F)	42 mm (1.6 inches)	86%	moderate
March Weather	8°C (47°F)	134 mm (5.3 inches)	81%	high
April Weather	12°C (55°F)	127 mm (5.0 inches)	78%	very high
May Weather	18°C (64°F)	142 mm (5.6 inches)	81%	very high
June Weather	21°C (70°F)	148 mm (5.8 inches)	88%	extreme
July Weather	25°C (76°F)	255 mm (10.0 inches)	92%	extreme
August Weather	26°C (80°F)	189 mm (7.5 inches)	92%	extreme
September Weather	22°C (72°F)	176 mm (6.9 inches)	89%	very high
October Weather	16°C (62°F)	225 mm (8.9 inches)	87%	high
November Weather	11°C (52°F)	56 mm (2.2 inches)	85%	moderate
December Weather	5°C (42°F)	53 mm (2.1 inches)	86%	moderate