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May Weather in Owani, Japan

Last updated: August 23, 2025

In May, the average temperature in Owani, Japan hovers around 14°C (57°F). Expect a range where the minimum can drop to 2°C (36°F) while the maximum peaks at 28°C (83°F). During this month, anticipate 111 mm (4.4 in) of precipitation spread across 13 days, and feel the ambiance with an average humidity of 86%.

May Temperature in Owani

In May in Owani, the average temperature is 14°C (57°F). Maximums can reach 28°C (83°F) and minimums can be as low as 2°C (36°F). It’s advisable to pack layers to accommodate the varied temperatures while exploring the area.

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

The chart illustrates May temperature patterns in Owani, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Owani, May typically has an average temperature of 14°C (57°F), with highs reaching up to 28°C (83°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec272836455764727366544331
Data source: Temperature data for Owani 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 Owani

In Owani in May, the precipitation amount reaches 111 mm (4.4 in) over the course of 13 days.

May Precipitation Trends in Owani

The chart displays monthly precipitation patterns in Owani, 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 Owani, May typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec84116112129111141152183140175115133
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Owani

In Owani in May humidity is 86%. With an average temperature of 14°C (57°F), this humidity feels like a heavy blanket enveloping you, making travel feel oppressive and uncomfortably sticky.

May Average Humidity in Owani

This chart illustrates the average monthly humidity levels in Owani, 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 Owani is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%78%77%78%86%91%95%97%89%82%78%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Owani

In Owani in May, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Owani.

Maximum UV Index Levels in Owani for May

The chart shows the monthly maximum UV Index (UVI) for Owani 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 Owani typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346891010119642
Data source: Owani 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 Owani Compares to Other Months

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

This table compares monthly weather conditions in Owani, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (28°F)84 mm (3.3 inches)79%moderate
February Weather-2°C (29°F)116 mm (4.6 inches)78%moderate
March Weather2°C (36°F)112 mm (4.4 inches)77%high
April Weather7°C (45°F)129 mm (5.1 inches)78%very high
May Weather14°C (57°F)111 mm (4.4 inches)86%very high
June Weather18°C (64°F)141 mm (5.5 inches)91%very high
July Weather22°C (72°F)152 mm (6.0 inches)95%very high
August Weather23°C (74°F)183 mm (7.2 inches)97%extreme
September Weather19°C (66°F)140 mm (5.5 inches)89%very high
October Weather12°C (54°F)175 mm (6.9 inches)81%high
November Weather6°C (43°F)115 mm (4.5 inches)78%moderate
December Weather-1°C (31°F)133 mm (5.2 inches)77%low

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