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May Weather in Shibukawa, Japan

Last updated: August 23, 2025

In May, the average temperature in Shibukawa, Japan hovers around 17°C (62°F). Expect a range from a chilly 3°C (38°F) to a warm 31°C (88°F). Be prepared for some rain, as the region sees about 145 mm (5.7 in) of precipitation over 14 days, and enjoy the humid atmosphere with an average humidity of 81%.

May Temperature in Shibukawa

In May in Shibukawa, the average temperature is 17°C (62°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop to as low as 3°C (38°F). Travelers should be prepared for a range of weather conditions, making layered clothing a wise choice.

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

The chart illustrates May temperature patterns in Shibukawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shibukawa, May typically has an average temperature of 17°C (62°F), with highs reaching up to 31°C (88°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec353745526268747769605040
Data source: Temperature data for Shibukawa 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 Shibukawa

In Shibukawa in May, the total precipitation amount is 145 mm (5.7 in) over a span of 14 days.

May Precipitation Trends in Shibukawa

The chart displays monthly precipitation patterns in Shibukawa, 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 Shibukawa, May typically receives around 145 mm (5.7 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec64611241361451602711731892654761
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Shibukawa

In Shibukawa in May, humidity is 81%. With an average temperature of 17°C (62°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures feel sticky and requiring frequent breaks to stay comfortable while exploring.

May Average Humidity in Shibukawa

This chart illustrates the average monthly humidity levels in Shibukawa, 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 Shibukawa is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%79%81%88%92%92%89%87%85%86%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Shibukawa

In Shibukawa 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 Shibukawa.

Maximum UV Index Levels in Shibukawa for May

The chart shows the monthly maximum UV Index (UVI) for Shibukawa 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 Shibukawa typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46891111111110753
Data source: Shibukawa 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 Shibukawa Compares to Other Months

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

This table compares monthly weather conditions in Shibukawa, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (35°F)64 mm (2.5 inches)88%moderate
February Weather3°C (37°F)61 mm (2.4 inches)86%high
March Weather7°C (45°F)124 mm (4.9 inches)81%very high
April Weather11°C (53°F)136 mm (5.4 inches)78%very high
May Weather17°C (62°F)145 mm (5.7 inches)81%extreme
June Weather20°C (68°F)160 mm (6.3 inches)88%extreme
July Weather24°C (75°F)271 mm (10.7 inches)92%extreme
August Weather25°C (78°F)173 mm (6.8 inches)92%extreme
September Weather21°C (70°F)188 mm (7.4 inches)89%very high
October Weather15°C (60°F)265 mm (10.5 inches)87%high
November Weather10°C (50°F)47 mm (1.9 inches)85%moderate
December Weather5°C (40°F)61 mm (2.4 inches)86%moderate

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