January Weather in Yaizu, Japan

Last updated: August 23, 2025

In January, the average temperature in Yaizu, Japan hovers around 8°C (47°F), with temperatures ranging between a chilly 0°C (32°F) and a mild 17°C (63°F). Expect about 65 mm (2.5 in) of precipitation spread over 5 days, contributing to an average humidity of 76%. Don't forget your umbrella!

January Temperature in Yaizu

In January in Yaizu, the average temperature is 8°C (47°F), with maximums reaching 17°C (63°F) and minimums dropping as low as 0°C (32°F). This mild weather makes Yaizu an ideal destination for travelers seeking a comfortable climate for sightseeing and outdoor activities.

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

The chart illustrates January temperature patterns in Yaizu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yaizu, January typically has an average temperature of 8°C (47°F), with highs reaching up to 17°C (63°F) and lows dropping to around 0°C (32°F).

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

January Precipitation in Yaizu

In Yaizu in January, the total precipitation amount is 65 mm (2.5 in) over the course of 5 days.

January Precipitation Trends in Yaizu

The chart displays monthly precipitation patterns in Yaizu, 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 Yaizu, January typically receives around 65 mm (2.5 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 Yaizu

In Yaizu in January, humidity is 76%. With an average temperature of 8°C (47°F), this humidity feels like traveling through a thick, damp blanket that clings to your skin, making every stroll feel heavier and more exhausting than it should.

January Average Humidity in Yaizu

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

In Yaizu in January, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Yaizu for better planning.

Maximum UV Index Levels in Yaizu for January

The chart shows the monthly maximum UV Index (UVI) for Yaizu 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 Yaizu typically reaches 4, which falls under the moderate exposure category.

Data source: Yaizu 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 Yaizu Compares to Other Months

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

This table compares monthly weather conditions in Yaizu, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	65 mm (2.5 inches)	76%	moderate
February Weather	8°C (47°F)	88 mm (3.5 inches)	74%	moderate
March Weather	12°C (53°F)	196 mm (7.7 inches)	70%	very high
April Weather	15°C (59°F)	186 mm (7.3 inches)	74%	very high
May Weather	19°C (66°F)	223 mm (8.8 inches)	81%	extreme
June Weather	22°C (72°F)	295 mm (11.6 inches)	88%	extreme
July Weather	25°C (78°F)	420 mm (16.5 inches)	93%	extreme
August Weather	27°C (82°F)	205 mm (8.1 inches)	90%	extreme
September Weather	25°C (77°F)	255 mm (10.0 inches)	86%	very high
October Weather	21°C (69°F)	314 mm (12.4 inches)	83%	high
November Weather	16°C (61°F)	108 mm (4.3 inches)	80%	moderate
December Weather	11°C (52°F)	82 mm (3.2 inches)	78%	moderate