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May Weather in Sagamihara, Japan

Last updated: August 23, 2025

The average temperature in Sagamihara, Japan during May is a comfortable 18°C (65°F). Expect a minimum of 5°C (41°F) and a pleasant maximum of 29°C (85°F). However, be prepared for some rainfall, as the area receives about 140 mm (5.5 in) of precipitation over 13 days. With an average humidity of 81%, Sagamihara can feel quite tropical this time of year!

May Temperature in Sagamihara

In May in Sagamihara, the average temperature is 18°C (65°F). Maximums can reach 29°C (85°F), and minimums can drop as low as 5°C (41°F). This range makes Sagamihara a comfortable destination for travelers, offering pleasant conditions for outdoor activities.

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

The chart illustrates May temperature patterns in Sagamihara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sagamihara, May typically has an average temperature of 18°C (65°F), with highs reaching up to 29°C (85°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec394148556470778072635444
Data source: Temperature data for Sagamihara 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 Sagamihara

In Sagamihara in May, the total precipitation amount is 140 mm (5.5 in) over the course of 13 days.

May Precipitation Trends in Sagamihara

The chart displays monthly precipitation patterns in Sagamihara, 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 Sagamihara, May typically receives around 140 mm (5.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec57661771481401982771572213178468
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Sagamihara

In Sagamihara in May, humidity is 81%. With an average temperature of 18°C (65°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and the air thick and sultry—a challenging environment for traveling.

May Average Humidity in Sagamihara

This chart illustrates the average monthly humidity levels in Sagamihara, 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 Sagamihara is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%74%70%74%82%88%93%90%86%83%80%78%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Sagamihara

In Sagamihara 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 Sagamihara.

Maximum UV Index Levels in Sagamihara for May

The chart shows the monthly maximum UV Index (UVI) for Sagamihara 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 Sagamihara typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46891111111110754
Data source: Sagamihara 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 Sagamihara Compares to Other Months

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

This table compares monthly weather conditions in Sagamihara, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (39°F)57 mm (2.2 inches)76%moderate
February Weather5°C (41°F)66 mm (2.6 inches)74%high
March Weather9°C (48°F)177 mm (7.0 inches)70%very high
April Weather13°C (56°F)148 mm (5.8 inches)74%very high
May Weather18°C (65°F)140 mm (5.5 inches)81%extreme
June Weather21°C (70°F)198 mm (7.8 inches)88%extreme
July Weather25°C (77°F)277 mm (10.9 inches)93%extreme
August Weather27°C (80°F)157 mm (6.2 inches)90%extreme
September Weather22°C (73°F)221 mm (8.7 inches)86%very high
October Weather17°C (63°F)317 mm (12.5 inches)83%high
November Weather12°C (54°F)84 mm (3.3 inches)80%moderate
December Weather7°C (44°F)68 mm (2.7 inches)78%moderate

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