May Weather in Aira, Japan

Last updated: August 23, 2025

In May, the average temperature in Aira, Japan hovers around 20°C (69°F). Expect a minimum chill of 8°C (47°F), while the heat can peak at 30°C (87°F). With an average precipitation of 265 mm (10.4 in) spread over 12 days, you might want to pack an umbrella. The air will feel quite humid, with an average humidity level of 83%, creating a warm and steamy atmosphere throughout the month.

May Temperature in Aira

In May in Aira, the average temperature is 20°C (69°F). Maximums can reach 30°C (87°F) and minimums can be as low as 8°C (47°F). It's a great time for travelers to enjoy pleasant weather while exploring the local sights and attractions.

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

The chart illustrates May temperature patterns in Aira, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Aira, May typically has an average temperature of 20°C (69°F), with highs reaching up to 30°C (87°F) and lows dropping to around 8°C (47°F).

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

May Precipitation in Aira

In Aira in May, the total precipitation amount is 265 mm (10.4 in) spread over 12 days.

May Precipitation Trends in Aira

The chart displays monthly precipitation patterns in Aira, 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 Aira, May typically receives around 265 mm (10.4 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

May Humidity in Aira

In Aira in May, humidity is 83%. With an average temperature of 20°C (69°F), this humidity feels like a warm embrace, making every step slightly more laborious and the air thick with moisture, which can be quite stifling for traveling.

May Average Humidity in Aira

This chart illustrates the average monthly humidity levels in Aira, 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 Aira is approximately 83%, 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 Aira

In Aira in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Aira.

Maximum UV Index Levels in Aira for May

The chart shows the monthly maximum UV Index (UVI) for Aira 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 Aira typically reaches 12, which falls under the extreme exposure category.

Data source: Aira 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 Aira Compares to Other Months

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

This table compares monthly weather conditions in Aira, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	56 mm (2.2 inches)	72%	moderate
February Weather	9°C (48°F)	104 mm (4.1 inches)	68%	high
March Weather	13°C (55°F)	166 mm (6.5 inches)	72%	very high
April Weather	16°C (62°F)	156 mm (6.2 inches)	79%	extreme
May Weather	20°C (69°F)	265 mm (10.4 inches)	83%	extreme
June Weather	23°C (74°F)	406 mm (16.0 inches)	86%	extreme
July Weather	27°C (81°F)	446 mm (17.6 inches)	90%	extreme
August Weather	28°C (83°F)	213 mm (8.4 inches)	85%	extreme
September Weather	26°C (78°F)	258 mm (10.2 inches)	80%	extreme
October Weather	21°C (70°F)	137 mm (5.4 inches)	78%	very high
November Weather	15°C (60°F)	97 mm (3.8 inches)	76%	high
December Weather	10°C (50°F)	86 mm (3.4 inches)	74%	moderate