May Weather in Toyoshina, Japan

Last updated: August 23, 2025

In May, the average temperature in Toyoshina, Japan is a pleasant 15°C (59°F). Expect a range that can dip to a chilly -1°C (31°F) during the nights while soaring up to a warm 30°C (86°F) in the day. With an average humidity of 81%, it's a humid month, accompanied by 179 mm (7.0 in) of precipitation spread over 14 days. Don't forget your umbrella! ☔️

May Temperature in Toyoshina

In May in Toyoshina, the average temperature is 15°C (59°F). The maximum can reach 30°C (86°F), while the minimum can drop as low as -1°C (31°F). Overall, it's a diverse climate that offers a range of experiences for travelers.

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

The chart illustrates May temperature patterns in Toyoshina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Toyoshina, May typically has an average temperature of 15°C (59°F), with highs reaching up to 30°C (86°F) and lows dropping to around -1°C (31°F).

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

May Precipitation in Toyoshina

In Toyoshina in May, the total precipitation amount is 179 mm (7.0 in) spread over a period of 14 days.

May Precipitation Trends in Toyoshina

The chart displays monthly precipitation patterns in Toyoshina, 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 Toyoshina, May typically receives around 179 mm (7.0 inches) of precipitation spread over approximately 14 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 Toyoshina

In Toyoshina in May humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

May Average Humidity in Toyoshina

This chart illustrates the average monthly humidity levels in Toyoshina, 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 Toyoshina is approximately 81%, 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 Toyoshina

In Toyoshina 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 Toyoshina.

Maximum UV Index Levels in Toyoshina for May

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

Data source: Toyoshina 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 Toyoshina Compares to Other Months

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

This table compares monthly weather conditions in Toyoshina, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-2°C (28°F)	99 mm (3.9 inches)	88%	moderate
February Weather	-1°C (30°F)	97 mm (3.8 inches)	86%	high
March Weather	4°C (40°F)	152 mm (6.0 inches)	81%	very high
April Weather	9°C (48°F)	156 mm (6.1 inches)	78%	very high
May Weather	15°C (59°F)	179 mm (7.0 inches)	81%	extreme
June Weather	18°C (65°F)	194 mm (7.7 inches)	88%	extreme
July Weather	22°C (72°F)	333 mm (13.1 inches)	92%	extreme
August Weather	23°C (75°F)	197 mm (7.8 inches)	92%	extreme
September Weather	19°C (66°F)	222 mm (8.7 inches)	89%	very high
October Weather	13°C (56°F)	255 mm (10.1 inches)	87%	high
November Weather	7°C (44°F)	83 mm (3.3 inches)	85%	moderate
December Weather	1°C (34°F)	109 mm (4.3 inches)	86%	moderate