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May Weather in Toyokoro, Japan

Last updated: August 23, 2025

In Toyokoro, Japan, the average temperature in May hovers around 12°C (54°F), with a minimum dip to 2°C (36°F) and a maximum rise to 36°C (97°F). You'll likely experience about 78 mm (3.1 in) of precipitation over 9 days, while the average humidity remains quite high at 86%.

May Temperature in Toyokoro

In May in Toyokoro, the average temperature is 12°C (54°F). Maximum temperatures can reach 36°C (97°F), while minimum temperatures can drop as low as 2°C (36°F). This wide temperature range suggests that travelers should be prepared for both warm and cool weather during their visit.

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

The chart illustrates May temperature patterns in Toyokoro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Toyokoro, May typically has an average temperature of 12°C (54°F), with highs reaching up to 36°C (97°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec212234435358656763534127
Data source: Temperature data for Toyokoro generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Toyokoro

In Toyokoro in May, the precipitation amount is 78 mm (3.1 in) over the course of 9 days.

May Precipitation Trends in Toyokoro

The chart displays monthly precipitation patterns in Toyokoro, 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 Toyokoro, May typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec504991807889761451171617548
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Toyokoro

In Toyokoro in May, humidity is 86%. With an average temperature of 12°C (54°F), this humidity feels like a damp blanket wrapping around you, making outdoor activities uncomfortable and travel challenging due to the heavy, muggy atmosphere.

May Average Humidity in Toyokoro

This chart illustrates the average monthly humidity levels in Toyokoro, 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 Toyokoro is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%83%86%88%93%96%89%83%80%79%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Toyokoro

In Toyokoro in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Toyokoro.

Maximum UV Index Levels in Toyokoro for May

The chart shows the monthly maximum UV Index (UVI) for Toyokoro 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 Toyokoro typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23588101098532
Data source: Toyokoro 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 Toyokoro Compares to Other Months

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

This table compares monthly weather conditions in Toyokoro, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-6°C (21°F)50 mm (2.0 inches)84%low
February Weather-5°C (23°F)49 mm (1.9 inches)83%moderate
March Weather1°C (34°F)91 mm (3.6 inches)83%moderate
April Weather6°C (44°F)80 mm (3.1 inches)83%very high
May Weather12°C (54°F)78 mm (3.1 inches)86%very high
June Weather15°C (58°F)89 mm (3.5 inches)88%very high
July Weather18°C (65°F)76 mm (3.0 inches)93%very high
August Weather20°C (68°F)145 mm (5.7 inches)96%very high
September Weather17°C (63°F)117 mm (4.6 inches)89%very high
October Weather12°C (53°F)161 mm (6.3 inches)83%moderate
November Weather5°C (42°F)75 mm (3.0 inches)80%moderate
December Weather-3°C (28°F)48 mm (1.9 inches)79%low

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