January Weather in Hamada, Japan

Last updated: August 23, 2025

In January, the average temperature in Hamada, Japan hovers around 8°C (46°F). Expect a minimum temperature of -2°C (29°F) and a maximum of 18°C (64°F). With 121 mm (4.8 in) of precipitation spread over 15 days, you may want to keep an umbrella handy. The air tends to be quite humid, with an average humidity of 76%, contributing to the rather chilly feel of the season.

January Temperature in Hamada

In January in Hamada, the average temperature is 8°C (46°F). Maximums can reach 18°C (64°F), and minimums can drop as low as -2°C (29°F). It's advisable to pack layers to stay comfortable while exploring the diverse weather conditions.

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

The chart illustrates January temperature patterns in Hamada, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hamada, January typically has an average temperature of 8°C (46°F), with highs reaching up to 18°C (64°F) and lows dropping to around -2°C (29°F).

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

January Precipitation in Hamada

In Hamada in January, the precipitation amount is 121 mm (4.8 in) during a period of 15 days.

January Precipitation Trends in Hamada

The chart displays monthly precipitation patterns in Hamada, 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 Hamada, January typically receives around 121 mm (4.8 inches) of precipitation spread over approximately 15 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 Hamada

In Hamada in January, humidity is 76%. With an average temperature of 8°C (46°F), this humidity feels like a chilly dampness that seeps into your bones, making travel less enjoyable as the cold air mixes with the moisture, creating an uneasy, heavy atmosphere that can hinder your outdoor plans.

January Average Humidity in Hamada

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

In Hamada 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 Hamada for better planning.

Maximum UV Index Levels in Hamada for January

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

Data source: Hamada 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 Hamada Compares to Other Months

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

This table compares monthly weather conditions in Hamada, 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 (46°F)	121 mm (4.8 inches)	76%	moderate
February Weather	8°C (46°F)	121 mm (4.8 inches)	72%	moderate
March Weather	11°C (52°F)	153 mm (6.0 inches)	69%	very high
April Weather	14°C (57°F)	123 mm (4.8 inches)	75%	very high
May Weather	18°C (65°F)	110 mm (4.3 inches)	84%	very high
June Weather	21°C (71°F)	159 mm (6.3 inches)	88%	extreme
July Weather	25°C (78°F)	291 mm (11.5 inches)	95%	extreme
August Weather	27°C (82°F)	212 mm (8.4 inches)	93%	extreme
September Weather	24°C (76°F)	232 mm (9.1 inches)	84%	very high
October Weather	20°C (68°F)	155 mm (6.1 inches)	79%	high
November Weather	15°C (60°F)	65 mm (2.6 inches)	76%	moderate
December Weather	10°C (51°F)	131 mm (5.1 inches)	75%	moderate