January Weather in Namegata, Japan

Last updated: August 23, 2025

The average temperature in Namegata, Japan during January is a crisp 6°C (43°F). Expect chilly nights with minimums dropping to -3°C (27°F), while the days can pleasantly warm up to a maximum of 16°C (61°F). With an average precipitation of 55 mm (2.2 in) spread over 6 days, it's wise to be prepared for some rain. The air carries a refreshing 70% humidity, making for a typical but invigorating atmosphere of the season.

January Temperature in Namegata

In January in Namegata, the average temperature is 6°C (43°F). The maximum can reach 16°C (61°F) and the minimum can be as low as -3°C (27°F). Be prepared for a mix of mild and chilly weather when traveling during this time.

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

The chart illustrates January temperature patterns in Namegata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Namegata, January typically has an average temperature of 6°C (43°F), with highs reaching up to 16°C (61°F) and lows dropping to around -3°C (27°F).

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

January Precipitation in Namegata

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

January Precipitation Trends in Namegata

The chart displays monthly precipitation patterns in Namegata, 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 Namegata, 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 Namegata

In Namegata in January humidity is 70%. With an average temperature of 6°C (43°F), this humidity feels like a chilly mist wrapping around you, making the air feel heavier and potentially damp, which can be uncomfortable for traveling as it adds an extra layer of cold that seeps through your clothes.

January Average Humidity in Namegata

This chart illustrates the average monthly humidity levels in Namegata, 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 Namegata is approximately 70%, 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 Namegata

In Namegata 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 Namegata, you can check the information here.

Maximum UV Index Levels in Namegata for January

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

Data source: Namegata 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 Namegata Compares to Other Months

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

This table compares monthly weather conditions in Namegata, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	55 mm (2.2 inches)	70%	moderate
February Weather	7°C (45°F)	52 mm (2.0 inches)	69%	moderate
March Weather	11°C (51°F)	145 mm (5.7 inches)	68%	high
April Weather	14°C (57°F)	123 mm (4.8 inches)	73%	very high
May Weather	19°C (66°F)	138 mm (5.4 inches)	81%	very high
June Weather	21°C (71°F)	158 mm (6.2 inches)	88%	extreme
July Weather	25°C (77°F)	207 mm (8.2 inches)	94%	extreme
August Weather	27°C (81°F)	100 mm (3.9 inches)	87%	very high
September Weather	24°C (75°F)	176 mm (6.9 inches)	83%	very high
October Weather	19°C (67°F)	258 mm (10.1 inches)	78%	high
November Weather	14°C (58°F)	110 mm (4.3 inches)	74%	moderate
December Weather	9°C (48°F)	76 mm (3.0 inches)	72%	moderate