March Weather in Yanai, Japan

Last updated: August 23, 2025

In March, the average temperature in Yanai, Japan hovers around 11°C (51°F), with a minimum dip to 3°C (37°F) and a pleasant maximum of 19°C (66°F). Expect some rain, as precipitation can reach 127 mm (5.0 in) over 9 days. The air is fairly humid, with an average humidity level of 71%, creating a refreshing atmosphere throughout the month.

March Temperature in Yanai

In March in Yanai, the average temperature is 11°C (51°F). Maximum temperatures can reach 19°C (66°F), while the minimum can drop as low as 3°C (37°F). It's advisable to pack layers to ensure comfort throughout your travels.

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

The chart illustrates March temperature patterns in Yanai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yanai, March typically has an average temperature of 11°C (51°F), with highs reaching up to 19°C (66°F) and lows dropping to around 3°C (37°F).

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

March Precipitation in Yanai

In Yanai in March, the precipitation amount is 127 mm (5.0 in) over a span of 9 days.

March Precipitation Trends in Yanai

The chart displays monthly precipitation patterns in Yanai, 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 Yanai, March typically receives around 127 mm (5.0 inches) of precipitation spread over approximately 9 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 Yanai

In Yanai in March, humidity is 71%. With an average temperature of 11°C (51°F), this humidity feels like a damp chill enveloping you, making outdoor exploration uncomfortable and necessitating layering to stay warm and dry.

March Average Humidity in Yanai

This chart illustrates the average monthly humidity levels in Yanai, 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 Yanai is approximately 71%, 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 Yanai

In Yanai 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 Yanai.

Maximum UV Index Levels in Yanai for March

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

Data source: Yanai 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 Yanai Compares to Other Months

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

This table compares monthly weather conditions in Yanai, showing how March’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (45°F)	54 mm (2.1 inches)	75%	moderate
February Weather	7°C (45°F)	79 mm (3.1 inches)	71%	moderate
March Weather	11°C (51°F)	127 mm (5.0 inches)	71%	very high
April Weather	14°C (58°F)	146 mm (5.7 inches)	78%	extreme
May Weather	18°C (65°F)	159 mm (6.3 inches)	84%	extreme
June Weather	22°C (72°F)	189 mm (7.5 inches)	86%	extreme
July Weather	26°C (79°F)	355 mm (14.0 inches)	92%	extreme
August Weather	28°C (82°F)	221 mm (8.7 inches)	91%	extreme
September Weather	24°C (76°F)	215 mm (8.5 inches)	84%	very high
October Weather	20°C (68°F)	173 mm (6.8 inches)	83%	high
November Weather	15°C (59°F)	43 mm (1.7 inches)	81%	high
December Weather	9°C (49°F)	64 mm (2.5 inches)	79%	moderate