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May Weather in Kikonai, Japan

Last updated: August 23, 2025

In May, the average temperature in Kikonai, Japan is a mild 12°C (54°F). Expect lows of 5°C (42°F) and highs that can reach up to 23°C (73°F). During this time, precipitation averages around 101 mm (4.0 in) over 12 days, making for a relatively wet month. Additionally, the average humidity hovers at a comfortable 86%, adding to the unique climate of the region.

May Temperature in Kikonai

In May in Kikonai, the average temperature is 12°C (54°F). The maximum can reach 23°C (73°F), and the minimum can be as low as 5°C (42°F). It's a great time to enjoy mild weather, making it perfect for outdoor activities and exploring the local attractions.

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

The chart illustrates May temperature patterns in Kikonai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kikonai, May typically has an average temperature of 12°C (54°F), with highs reaching up to 23°C (73°F) and lows dropping to around 5°C (42°F).
JanFebMarAprMayJunJulAugSepOctNovDec293038455460687167574533
Data source: Temperature data for Kikonai 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 Kikonai

In Kikonai in May, the precipitation amount is 101 mm (4.0 in) spread over 12 days.

May Precipitation Trends in Kikonai

The chart displays monthly precipitation patterns in Kikonai, 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 Kikonai, May typically receives around 101 mm (4.0 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec5772839710111111719414613110184
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kikonai

In Kikonai 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 Kikonai

This chart illustrates the average monthly humidity levels in Kikonai, 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 Kikonai 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 Kikonai

In Kikonai 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 Kikonai.

Maximum UV Index Levels in Kikonai for May

The chart shows the monthly maximum UV Index (UVI) for Kikonai 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 Kikonai typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec345891010118632
Data source: Kikonai 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 Kikonai Compares to Other Months

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

This table compares monthly weather conditions in Kikonai, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)57 mm (2.2 inches)79%moderate
February Weather-1°C (30°F)72 mm (2.8 inches)78%moderate
March Weather3°C (38°F)83 mm (3.3 inches)77%moderate
April Weather7°C (45°F)97 mm (3.8 inches)78%very high
May Weather12°C (54°F)101 mm (4.0 inches)86%very high
June Weather16°C (60°F)111 mm (4.4 inches)91%very high
July Weather20°C (68°F)117 mm (4.6 inches)95%very high
August Weather22°C (71°F)194 mm (7.6 inches)97%extreme
September Weather19°C (67°F)146 mm (5.7 inches)89%very high
October Weather14°C (57°F)131 mm (5.2 inches)81%high
November Weather7°C (46°F)101 mm (4.0 inches)78%moderate
December Weather1°C (34°F)84 mm (3.3 inches)77%low

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