March Weather in Nagaoka, Japan

Last updated: August 23, 2025

In March, the average temperature in Nagaoka, Japan is a cool 7°C (45°F), with extremes ranging from a brisk -4°C (24°F) to a mild 22°C (71°F). Expect around 130 mm (5.1 in) of precipitation spread over approximately 18 days, contributing to an average humidity level of 81%. Weather in this season is a blend of brisk air and occasional rain, perfect for cozy indoor activities or brisk outdoor adventures!

March Temperature in Nagaoka

In March in Nagaoka, the average temperature is 7°C (45°F), with maximums reaching up to 22°C (71°F) and minimums dropping as low as -4°C (24°F). This variability makes it essential for travelers to pack layers to stay comfortable during their visit.

March Weather in Nagaoka: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Nagaoka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nagaoka, March typically has an average temperature of 7°C (45°F), with highs reaching up to 22°C (71°F) and lows dropping to around -4°C (24°F).

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

March Precipitation in Nagaoka

In Nagaoka in March, the total precipitation amount reaches 130 mm (5.1 in) over a span of 18 days.

March Precipitation Trends in Nagaoka

The chart displays monthly precipitation patterns in Nagaoka, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Nagaoka, March typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 18 days.

Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

March Humidity in Nagaoka

In Nagaoka in March, humidity is 81%. With an average temperature of 7°C (45°F), this humidity feels like a damp chill wrapping around you, making outdoor adventures slightly uncomfortable and requiring extra layers to stay warm while exploring.

March Average Humidity in Nagaoka

This chart illustrates the average monthly humidity levels in Nagaoka, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Nagaoka is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Nagaoka

In Nagaoka in March, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Nagaoka.

Maximum UV Index Levels in Nagaoka for March

The chart shows the monthly maximum UV Index (UVI) for Nagaoka in March, 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 March, the maximum UV index in Nagaoka typically reaches 7, which falls under the high exposure category.

Data source: Nagaoka March 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 March Weather in Nagaoka Compares to Other Months

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

This table compares monthly weather conditions in Nagaoka, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (37°F)	165 mm (6.5 inches)	88%	moderate
February Weather	3°C (38°F)	138 mm (5.4 inches)	86%	moderate
March Weather	7°C (45°F)	130 mm (5.1 inches)	81%	high
April Weather	12°C (53°F)	114 mm (4.5 inches)	78%	very high
May Weather	18°C (64°F)	110 mm (4.3 inches)	81%	very high
June Weather	21°C (71°F)	108 mm (4.3 inches)	88%	very high
July Weather	26°C (79°F)	283 mm (11.2 inches)	92%	extreme
August Weather	27°C (82°F)	186 mm (7.3 inches)	92%	extreme
September Weather	23°C (73°F)	151 mm (5.9 inches)	89%	very high
October Weather	17°C (63°F)	158 mm (6.2 inches)	87%	high
November Weather	11°C (52°F)	139 mm (5.5 inches)	85%	moderate
December Weather	5°C (41°F)	204 mm (8.0 inches)	86%	moderate