March Weather in Arai, Japan

Last updated: August 23, 2025

In March, the average temperature in Arai, Japan hovers around 4°C (40°F), with a minimum dipping to -8°C (18°F) and a maximum soaring to 20°C (68°F). This month also experiences significant precipitation, with 149 mm (5.8 in) spread across 18 days. Expect a humid atmosphere, as the average humidity rests at a notable 81%.

March Temperature in Arai

In March in Arai, the average temperature is 4°C (40°F), with maximums reaching 20°C (68°F) and minimums plummeting to as low as -8°C (18°F). Be prepared for a mix of chilly and mild weather when traveling during this time!

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

The chart illustrates March temperature patterns in Arai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arai, March typically has an average temperature of 4°C (40°F), with highs reaching up to 20°C (68°F) and lows dropping to around -8°C (18°F).

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

March Precipitation in Arai

In Arai in March, the precipitation amount is 149 mm (5.8 in) spread over 18 days.

March Precipitation Trends in Arai

The chart displays monthly precipitation patterns in Arai, 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 Arai, March typically receives around 149 mm (5.8 inches) of precipitation spread over approximately 18 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

March Humidity in Arai

In Arai in March humidity is 81%. With an average temperature of 4°C (40°F), this humidity feels like a damp chill that can make traveling quite uncomfortable, as the cold air clings uncomfortably to your skin and the moisture can quickly sap your body heat.

March Average Humidity in Arai

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

In Arai in March, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Arai.

Maximum UV Index Levels in Arai for March

The chart shows the monthly maximum UV Index (UVI) for Arai 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 Arai typically reaches 8, which falls under the very high exposure category.

Data source: Arai 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 Arai Compares to Other Months

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

This table compares monthly weather conditions in Arai, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (32°F)	227 mm (8.9 inches)	88%	moderate
February Weather	0°C (33°F)	188 mm (7.4 inches)	86%	moderate
March Weather	4°C (40°F)	149 mm (5.8 inches)	81%	very high
April Weather	9°C (49°F)	146 mm (5.8 inches)	78%	very high
May Weather	16°C (60°F)	152 mm (6.0 inches)	81%	very high
June Weather	19°C (66°F)	173 mm (6.8 inches)	88%	extreme
July Weather	23°C (75°F)	353 mm (13.9 inches)	92%	extreme
August Weather	25°C (77°F)	210 mm (8.3 inches)	92%	extreme
September Weather	20°C (69°F)	207 mm (8.2 inches)	89%	very high
October Weather	15°C (59°F)	235 mm (9.3 inches)	87%	high
November Weather	8°C (48°F)	144 mm (5.7 inches)	85%	moderate
December Weather	2°C (37°F)	247 mm (9.7 inches)	86%	moderate