May Weather in Uonuma, Japan

Last updated: August 23, 2025

In May, the average temperature in Uonuma, Japan is a pleasant 16°C (61°F). However, temperatures can fluctuate, with minimums dropping to 3°C (38°F) and maximums soaring to 31°C (88°F). The region sees about 168 mm (6.6 in) of precipitation spread over 16 days, contributing to an average humidity of 81%.

May Temperature in Uonuma

In May in Uonuma, the average temperature is 16°C (61°F). The maximum can reach 31°C (88°F), and the minimum can be as low as 3°C (38°F). This makes it a great time for travelers to experience a pleasant mix of warm days and cooler nights.

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

The chart illustrates May temperature patterns in Uonuma, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Uonuma, May typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (88°F) and lows dropping to around 3°C (38°F).

Data source: Temperature data for Uonuma generated using information from the Copernicus Climate Change Service.

May Precipitation in Uonuma

In Uonuma in May, the precipitation amount is 168 mm (6.6 in) spread over 16 days.

May Precipitation Trends in Uonuma

The chart displays monthly precipitation patterns in Uonuma, 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 Uonuma, May typically receives around 168 mm (6.6 inches) of precipitation spread over approximately 16 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Uonuma

In Uonuma in May, humidity is 81%. With an average temperature of 16°C (61°F), this humidity feels like a warm, heavy blanket wrapping around you as you explore the sights, making it essential to stay hydrated and take regular breaks in the shade.

May Average Humidity in Uonuma

This chart illustrates the average monthly humidity levels in Uonuma, 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 Uonuma is approximately 81%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Uonuma

In Uonuma 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 Uonuma.

Maximum UV Index Levels in Uonuma for May

The chart shows the monthly maximum UV Index (UVI) for Uonuma 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 Uonuma typically reaches 10, which falls under the very high exposure category.

Data source: Uonuma 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 Uonuma Compares to Other Months

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

This table compares monthly weather conditions in Uonuma, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (31°F)	254 mm (10.0 inches)	88%	moderate
February Weather	0°C (32°F)	244 mm (9.6 inches)	86%	moderate
March Weather	4°C (39°F)	193 mm (7.6 inches)	81%	very high
April Weather	9°C (49°F)	171 mm (6.7 inches)	78%	very high
May Weather	16°C (61°F)	168 mm (6.6 inches)	81%	very high
June Weather	19°C (67°F)	177 mm (7.0 inches)	88%	extreme
July Weather	24°C (75°F)	371 mm (14.6 inches)	92%	extreme
August Weather	25°C (77°F)	195 mm (7.7 inches)	92%	extreme
September Weather	21°C (69°F)	180 mm (7.1 inches)	89%	very high
October Weather	15°C (59°F)	228 mm (9.0 inches)	87%	high
November Weather	8°C (47°F)	178 mm (7.0 inches)	85%	moderate
December Weather	2°C (35°F)	283 mm (11.2 inches)	86%	moderate