May Weather in Tsuma, Japan

Last updated: August 23, 2025

In Tsuma, Japan, the average temperature in May hovers around 20°C (69°F), with minimums dipping to 12°C (54°F) and maximums rising to 27°C (81°F). Expect a fair amount of rain, with an average precipitation of 218 mm (8.6 in) spread over approximately 12 days. Additionally, the air maintains a noteworthy average humidity of 83%, contributing to a distinctly humid atmosphere.

May Temperature in Tsuma

In May in Tsuma, the average temperature is 20°C (69°F). Maximums can reach 27°C (81°F) while minimums can drop to as low as 12°C (54°F). This mild and pleasant climate makes Tsuma an ideal destination for travelers looking to explore comfortably.

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

The chart illustrates May temperature patterns in Tsuma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tsuma, May typically has an average temperature of 20°C (69°F), with highs reaching up to 27°C (81°F) and lows dropping to around 12°C (54°F).

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

May Precipitation in Tsuma

In Tsuma in May, the precipitation amount is 218 mm (8.6 in) during a span of 12 days.

May Precipitation Trends in Tsuma

The chart displays monthly precipitation patterns in Tsuma, 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 Tsuma, May typically receives around 218 mm (8.6 inches) of precipitation spread over approximately 12 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 Tsuma

In Tsuma in May, humidity is 83%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making every step slightly more laborious and the air thick with moisture, which can be quite stifling for traveling.

May Average Humidity in Tsuma

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

In Tsuma in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Tsuma.

Maximum UV Index Levels in Tsuma for May

The chart shows the monthly maximum UV Index (UVI) for Tsuma 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 Tsuma typically reaches 12, which falls under the extreme exposure category.

Data source: Tsuma 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 Tsuma Compares to Other Months

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

This table compares monthly weather conditions in Tsuma, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	10°C (50°F)	59 mm (2.3 inches)	72%	moderate
February Weather	10°C (51°F)	107 mm (4.2 inches)	68%	high
March Weather	14°C (57°F)	170 mm (6.7 inches)	72%	very high
April Weather	17°C (62°F)	139 mm (5.5 inches)	79%	very high
May Weather	20°C (69°F)	218 mm (8.6 inches)	83%	extreme
June Weather	23°C (74°F)	299 mm (11.8 inches)	86%	extreme
July Weather	26°C (80°F)	332 mm (13.1 inches)	90%	extreme
August Weather	28°C (82°F)	236 mm (9.3 inches)	85%	extreme
September Weather	26°C (78°F)	317 mm (12.5 inches)	80%	extreme
October Weather	22°C (71°F)	223 mm (8.8 inches)	78%	very high
November Weather	17°C (63°F)	88 mm (3.4 inches)	76%	high
December Weather	12°C (54°F)	68 mm (2.7 inches)	74%	moderate