January Weather in Nayoro, Japan

Last updated: August 23, 2025

In January, the average temperature in Nayoro, Japan hovers around -8°C (17°F). While the mercury can plunge as low as -25°C (-13°F), it may occasionally climb to a maximum of 3°C (38°F). This chilly month also sees 64 mm (2.5 in) of precipitation spread over 17 days, with an average humidity level of 87%. Stay warm and dry!

January Temperature in Nayoro

In January in Nayoro, the average temperature is -8°C (17°F), with maximums reaching 3°C (38°F) and minimums dropping as low as -25°C (-13°F). Travelers should be prepared for freezing conditions and pack accordingly for any outdoor activities.

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

The chart illustrates January temperature patterns in Nayoro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nayoro, January typically has an average temperature of -8°C (17°F), with highs reaching up to 3°C (38°F) and lows dropping to around -25°C (-13°F).

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

January Precipitation in Nayoro

In Nayoro in January, the precipitation amount is 64 mm (2.5 in) over the course of 17 days.

January Precipitation Trends in Nayoro

The chart displays monthly precipitation patterns in Nayoro, 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 Nayoro, January typically receives around 64 mm (2.5 inches) of precipitation spread over approximately 17 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 Nayoro

In Nayoro in January, humidity is 87%. With an average temperature of -8°C (17°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and every breath feel heavy.

January Average Humidity in Nayoro

This chart illustrates the average monthly humidity levels in Nayoro, 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 Nayoro is approximately 87%, 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 Nayoro

In Nayoro in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Nayoro, you can visit Hourly UV Index in Nayoro.

Maximum UV Index Levels in Nayoro for January

The chart shows the monthly maximum UV Index (UVI) for Nayoro 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 Nayoro typically reaches 2, which falls under the low exposure category.

Data source: Nayoro 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 Nayoro Compares to Other Months

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

This table compares monthly weather conditions in Nayoro, 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 (17°F)	64 mm (2.5 inches)	87%	low
February Weather	-7°C (19°F)	80 mm (3.1 inches)	84%	moderate
March Weather	-1°C (30°F)	87 mm (3.4 inches)	83%	high
April Weather	4°C (40°F)	72 mm (2.8 inches)	84%	high
May Weather	11°C (52°F)	100 mm (4.0 inches)	88%	very high
June Weather	14°C (58°F)	105 mm (4.1 inches)	88%	very high
July Weather	19°C (67°F)	117 mm (4.6 inches)	93%	very high
August Weather	19°C (66°F)	180 mm (7.1 inches)	94%	very high
September Weather	15°C (60°F)	98 mm (3.9 inches)	86%	high
October Weather	9°C (48°F)	145 mm (5.7 inches)	79%	moderate
November Weather	2°C (36°F)	146 mm (5.8 inches)	77%	moderate
December Weather	-5°C (23°F)	103 mm (4.1 inches)	83%	low