May Weather in Hanno, Japan

Last updated: August 23, 2025

In May, the average temperature in Hanno, Japan hovers around 17°C (64°F). Expect a range that can dip as low as 4°C (39°F) and soar up to 30°C (86°F). With 148 mm (5.8 in) of precipitation spread over 15 days, you may want to keep an umbrella handy. The air tends to be quite humid, with an average humidity level of 81%.

May Temperature in Hanno

In May in Hanno, the average temperature is 17°C (64°F). Maximums can reach 30°C (86°F), while minimums can be as low as 4°C (39°F). This mild climate makes Hanno an excellent destination for travelers seeking pleasant weather.

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

The chart illustrates May temperature patterns in Hanno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hanno, May typically has an average temperature of 17°C (64°F), with highs reaching up to 30°C (86°F) and lows dropping to around 4°C (39°F).

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

May Precipitation in Hanno

In Hanno, in May, the precipitation amount is 148 mm (5.8 in) over a span of 15 days.

May Precipitation Trends in Hanno

The chart displays monthly precipitation patterns in Hanno, 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 Hanno, May typically receives around 148 mm (5.8 inches) of precipitation spread over approximately 15 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 Hanno

In Hanno in May, humidity is 81%. With an average temperature of 17°C (64°F), this humidity feels like walking through a warm mist, enveloping you in a sticky embrace that can quickly lead to discomfort during long sightseeing excursions.

May Average Humidity in Hanno

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

In Hanno 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 Hanno.

Maximum UV Index Levels in Hanno for May

The chart shows the monthly maximum UV Index (UVI) for Hanno 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 Hanno typically reaches 11, which falls under the extreme exposure category.

Data source: Hanno 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 Hanno Compares to Other Months

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

This table compares monthly weather conditions in Hanno, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	53 mm (2.1 inches)	76%	moderate
February Weather	4°C (40°F)	62 mm (2.4 inches)	74%	high
March Weather	8°C (47°F)	166 mm (6.5 inches)	70%	very high
April Weather	12°C (54°F)	150 mm (5.9 inches)	74%	very high
May Weather	17°C (64°F)	148 mm (5.8 inches)	81%	extreme
June Weather	20°C (69°F)	209 mm (8.2 inches)	88%	extreme
July Weather	24°C (76°F)	312 mm (12.3 inches)	93%	extreme
August Weather	26°C (79°F)	195 mm (7.7 inches)	90%	extreme
September Weather	22°C (71°F)	247 mm (9.7 inches)	86%	very high
October Weather	16°C (61°F)	346 mm (13.6 inches)	83%	high
November Weather	11°C (52°F)	72 mm (2.8 inches)	80%	moderate
December Weather	5°C (42°F)	62 mm (2.4 inches)	78%	moderate