May Weather in Fukuyama, Japan

Last updated: August 23, 2025

In May, the average temperature in Fukuyama, Japan hovers around 20°C (68°F), making it a pleasant time to visit. Expect minimum temperatures dipping to 7°C (46°F) and maximums soaring up to 31°C (89°F). While you enjoy the warm days, be prepared for an average precipitation of 107 mm (4.2 in) over 9 days, alongside an average humidity level of 84%.

May Temperature in Fukuyama

In May in Fukuyama, the average temperature is 20°C (68°F). The maximum can reach 31°C (89°F), and the minimum can be as low as 7°C (46°F). This makes it a great time to visit for those who enjoy mild weather with a mix of warm and cooler days.

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

The chart illustrates May temperature patterns in Fukuyama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fukuyama, May typically has an average temperature of 20°C (68°F), with highs reaching up to 31°C (89°F) and lows dropping to around 7°C (46°F).

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

May Precipitation in Fukuyama

In Fukuyama in May, the precipitation amount is 107 mm (4.2 in), occurring over a span of 9 days.

May Precipitation Trends in Fukuyama

The chart displays monthly precipitation patterns in Fukuyama, 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 Fukuyama, May typically receives around 107 mm (4.2 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

May Humidity in Fukuyama

In Fukuyama 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 Fukuyama

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

In Fukuyama 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 Fukuyama.

Maximum UV Index Levels in Fukuyama for May

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

Data source: Fukuyama 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 Fukuyama Compares to Other Months

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

This table compares monthly weather conditions in Fukuyama, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	40 mm (1.6 inches)	82%	moderate
February Weather	6°C (44°F)	54 mm (2.1 inches)	79%	moderate
March Weather	10°C (51°F)	93 mm (3.7 inches)	73%	very high
April Weather	15°C (59°F)	117 mm (4.6 inches)	74%	very high
May Weather	20°C (68°F)	107 mm (4.2 inches)	84%	extreme
June Weather	23°C (74°F)	149 mm (5.9 inches)	86%	extreme
July Weather	27°C (81°F)	314 mm (12.4 inches)	92%	extreme
August Weather	29°C (85°F)	166 mm (6.5 inches)	92%	extreme
September Weather	25°C (77°F)	174 mm (6.9 inches)	87%	very high
October Weather	19°C (67°F)	164 mm (6.4 inches)	85%	high
November Weather	13°C (56°F)	31 mm (1.2 inches)	84%	high
December Weather	8°C (46°F)	45 mm (1.8 inches)	82%	moderate