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May Weather in Kasama, Japan

Last updated: August 23, 2025

In May, the average temperature in Kasama, Japan hovers around 18°C (65°F), offering a pleasant escape. However, temperatures can drop to a chilly 6°C (43°F) or rise to a steamy 32°C (91°F). Prepare for 132 mm (5.2 in) of rain over about 13 days, making it essential to pack your umbrella. With an average humidity of 80%, you can expect a balmy atmosphere that's perfect for those who enjoy a warm climate!

May Temperature in Kasama

In May in Kasama, the average temperature is 18°C (65°F). Maximums can reach 32°C (91°F), and minimums can be as low as 6°C (43°F). With such a diverse temperature range, it's advisable to pack layers for your travel in Kasama during this month.

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

The chart illustrates May temperature patterns in Kasama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kasama, May typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (91°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec394148556570778073635343
Data source: Temperature data for Kasama 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 Kasama

In Kasama in May, the precipitation amount is 132 mm (5.2 in) over the course of 13 days.

May Precipitation Trends in Kasama

The chart displays monthly precipitation patterns in Kasama, 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 Kasama, May typically receives around 132 mm (5.2 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec41401371221321412261401692256956
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Kasama

In Kasama in May, humidity is 80%. With an average temperature of 18°C (65°F), this humidity feels like wandering through a warm, damp blanket, making every step slightly heavy and resulting in a constant sheen of sweat, which can be both refreshing and exhausting for travelers.

May Average Humidity in Kasama

This chart illustrates the average monthly humidity levels in Kasama, 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 Kasama is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%72%73%80%87%93%90%84%80%77%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Kasama

In Kasama in May, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Kasama.

Maximum UV Index Levels in Kasama for May

The chart shows the monthly maximum UV Index (UVI) for Kasama 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 Kasama typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111109653
Data source: Kasama 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 Kasama Compares to Other Months

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

This table compares monthly weather conditions in Kasama, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)41 mm (1.6 inches)76%moderate
February Weather5°C (41°F)40 mm (1.6 inches)75%moderate
March Weather9°C (48°F)137 mm (5.4 inches)72%high
April Weather13°C (56°F)122 mm (4.8 inches)73%very high
May Weather18°C (65°F)132 mm (5.2 inches)80%very high
June Weather21°C (70°F)141 mm (5.5 inches)87%extreme
July Weather25°C (77°F)226 mm (8.9 inches)92%extreme
August Weather27°C (81°F)140 mm (5.5 inches)90%very high
September Weather23°C (73°F)169 mm (6.7 inches)84%very high
October Weather17°C (63°F)225 mm (8.9 inches)80%high
November Weather12°C (54°F)69 mm (2.7 inches)77%moderate
December Weather6°C (43°F)56 mm (2.2 inches)77%moderate

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