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May Weather in Yachimata, Japan

Last updated: August 23, 2025

In Yachimata, Japan, the average temperature in May hovers around 19°C (67°F), with comfortable lows of 8°C (47°F) and soaring highs reaching up to 32°C (90°F). During this period, you can expect about 128 mm (5.0 in) of precipitation spread over 12 days, contributing to an average humidity of 81%.

May Temperature in Yachimata

In May in Yachimata, the average temperature is 19°C (67°F). Maximums can reach 32°C (90°F) and minimums can be as low as 8°C (47°F). This mild climate makes Yachimata an ideal destination for outdoor activities and sightseeing during this time of year.

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

The chart illustrates May temperature patterns in Yachimata, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Yachimata, May typically has an average temperature of 19°C (67°F), with highs reaching up to 32°C (90°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec414351586772798275665746
Data source: Temperature data for Yachimata 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 Yachimata

In Yachimata in May, the precipitation amount is 128 mm (5.0 in) over the course of 12 days.

May Precipitation Trends in Yachimata

The chart displays monthly precipitation patterns in Yachimata, 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 Yachimata, May typically receives around 128 mm (5.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec524613611612816122310218625410171
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Yachimata

In Yachimata in May humidity is 81%. With an average temperature of 19°C (67°F), this humidity feels like a heavy blanket enveloping you, making travel somewhat uncomfortable as sweat clings to your skin and the air feels thick, prompting you to seek shade and hydration frequently.

May Average Humidity in Yachimata

This chart illustrates the average monthly humidity levels in Yachimata, 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 Yachimata is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%69%68%73%81%88%94%87%83%78%74%72%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Yachimata

In Yachimata 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 Yachimata.

Maximum UV Index Levels in Yachimata for May

The chart shows the monthly maximum UV Index (UVI) for Yachimata 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 Yachimata typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3589111111119754
Data source: Yachimata 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 Yachimata Compares to Other Months

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

This table compares monthly weather conditions in Yachimata, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)52 mm (2.1 inches)70%moderate
February Weather6°C (44°F)46 mm (1.8 inches)69%moderate
March Weather10°C (51°F)136 mm (5.4 inches)68%very high
April Weather14°C (58°F)116 mm (4.6 inches)73%very high
May Weather19°C (67°F)128 mm (5.0 inches)81%extreme
June Weather22°C (72°F)161 mm (6.3 inches)88%extreme
July Weather26°C (79°F)223 mm (8.8 inches)94%extreme
August Weather28°C (82°F)102 mm (4.0 inches)87%extreme
September Weather24°C (75°F)186 mm (7.3 inches)83%very high
October Weather19°C (66°F)254 mm (10.0 inches)78%high
November Weather14°C (57°F)101 mm (4.0 inches)74%moderate
December Weather8°C (46°F)71 mm (2.8 inches)72%moderate

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