May Weather in Yawatahama, Japan

Last updated: August 23, 2025

In May, the average temperature in Yawatahama, Japan hovers around 20°C (68°F), making it a pleasant time to visit. Expect a minimum of 6°C (43°F) and a maximum of 31°C (88°F), offering a diverse range of weather experiences. However, come prepared for some rain, as the region sees about 149 mm (5.9 in) of precipitation over 10 days. With an average humidity of 84%, it's advisable to stay hydrated and enjoy the lush greenery that accompanies this climate!

May Temperature in Yawatahama

In May in Yawatahama, the average temperature is 20°C (68°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as 6°C (43°F). It's an ideal time to visit for those who enjoy mild weather with a chance of warmer days.

May Weather in Yawatahama: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Yawatahama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yawatahama, May typically has an average temperature of 20°C (68°F), with highs reaching up to 31°C (88°F) and lows dropping to around 6°C (43°F).

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

May Precipitation in Yawatahama

In Yawatahama in May, the total precipitation amount is 149 mm (5.9 in) spread over 10 days.

May Precipitation Trends in Yawatahama

The chart displays monthly precipitation patterns in Yawatahama, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Yawatahama, May typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Yawatahama

In Yawatahama in May humidity is 84%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket, making travel a challenge as the air clings to your skin, and every step feels heavier in the mugginess.

May Average Humidity in Yawatahama

This chart illustrates the average monthly humidity levels in Yawatahama, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Yawatahama is approximately 84%, offering insight into how humid the weather typically is during this month.

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

May UV Index in Yawatahama

In Yawatahama in May, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Yawatahama.

Maximum UV Index Levels in Yawatahama for May

The chart shows the monthly maximum UV Index (UVI) for Yawatahama in May, 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 May, the maximum UV index in Yawatahama typically reaches 11, which falls under the extreme exposure category.

Data source: Yawatahama May 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 May Weather in Yawatahama Compares to Other Months

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

This table compares monthly weather conditions in Yawatahama, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	53 mm (2.1 inches)	75%	moderate
February Weather	7°C (45°F)	84 mm (3.3 inches)	71%	high
March Weather	11°C (53°F)	129 mm (5.1 inches)	71%	very high
April Weather	15°C (60°F)	126 mm (4.9 inches)	78%	very high
May Weather	20°C (68°F)	149 mm (5.9 inches)	84%	extreme
June Weather	23°C (74°F)	204 mm (8.0 inches)	86%	extreme
July Weather	27°C (80°F)	353 mm (13.9 inches)	92%	extreme
August Weather	28°C (83°F)	184 mm (7.3 inches)	91%	extreme
September Weather	25°C (77°F)	187 mm (7.3 inches)	84%	very high
October Weather	20°C (68°F)	191 mm (7.5 inches)	83%	high
November Weather	14°C (57°F)	59 mm (2.3 inches)	81%	high
December Weather	9°C (48°F)	64 mm (2.5 inches)	79%	moderate