May Weather in Kaizuka, Japan

Last updated: August 23, 2025

In May, the average temperature in Kaizuka, Japan hovers around 20°C (68°F), offering a comfortable climate. However, temperatures can vary, with a minimum of 8°C (46°F) and a maximum reaching 30°C (87°F). Expect about 142 mm (5.6 in) of precipitation spread over 10 days, and be prepared for high humidity levels at 83%.

May Temperature in Kaizuka

In May in Kaizuka, the average temperature is 20°C (68°F). Maximums can reach 30°C (87°F), and minimums can be as low as 8°C (46°F). Overall, it's a pleasant time to visit, so be prepared for both warm and cooler moments during your travels.

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

The chart illustrates May temperature patterns in Kaizuka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kaizuka, May typically has an average temperature of 20°C (68°F), with highs reaching up to 30°C (87°F) and lows dropping to around 8°C (46°F).

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

May Precipitation in Kaizuka

In Kaizuka in May, the total precipitation amount is 142 mm (5.6 in) over the course of 10 days.

May Precipitation Trends in Kaizuka

The chart displays monthly precipitation patterns in Kaizuka, 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 Kaizuka, May typically receives around 142 mm (5.6 inches) of precipitation spread over approximately 10 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 Kaizuka

In Kaizuka in May humidity is 83%. With an average temperature of 20°C (68°F), this humidity feels like a warm, heavy blanket enveloping you, making it feel much warmer than it is. Traveling in such conditions can be quite taxing, as the air feels thick, often leading to a sense of exhaustion and requiring frequent breaks to seek shade or hydration.

May Average Humidity in Kaizuka

This chart illustrates the average monthly humidity levels in Kaizuka, 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 Kaizuka is approximately 83%, 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 Kaizuka

In Kaizuka 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 Kaizuka.

Maximum UV Index Levels in Kaizuka for May

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

Data source: Kaizuka 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 Kaizuka Compares to Other Months

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

This table compares monthly weather conditions in Kaizuka, 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 (44°F)	49 mm (1.9 inches)	82%	moderate
February Weather	7°C (44°F)	60 mm (2.4 inches)	79%	moderate
March Weather	11°C (52°F)	103 mm (4.0 inches)	74%	very high
April Weather	15°C (60°F)	119 mm (4.7 inches)	76%	extreme
May Weather	20°C (68°F)	142 mm (5.6 inches)	83%	extreme
June Weather	23°C (74°F)	162 mm (6.4 inches)	87%	extreme
July Weather	27°C (82°F)	286 mm (11.3 inches)	93%	extreme
August Weather	29°C (85°F)	170 mm (6.7 inches)	91%	extreme
September Weather	25°C (78°F)	182 mm (7.2 inches)	87%	very high
October Weather	20°C (68°F)	236 mm (9.3 inches)	85%	high
November Weather	14°C (57°F)	49 mm (1.9 inches)	83%	moderate
December Weather	9°C (48°F)	61 mm (2.4 inches)	83%	moderate