May Weather in Tsunagi, Japan

Last updated: August 23, 2025

In Tsunagi, Japan, the average temperature in May hovers around 20°C (68°F). During this time, you can expect a minimum of 7°C (45°F) and a maximum of 30°C (87°F). With an average humidity of 84%, the environment can feel quite warm and damp. Additionally, expect around 234 mm (9.2 in) of precipitation over approximately 12 days, making it a month with a mix of sunny and rainy weather.

May Temperature in Tsunagi

In May in Tsunagi, the average temperature is 20°C (68°F). Maximum temperatures can reach up to 30°C (87°F), while the minimum can drop as low as 7°C (45°F). This makes it an ideal time for travelers seeking pleasant weather and the opportunity to experience various outdoor activities.

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

The chart illustrates May temperature patterns in Tsunagi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tsunagi, May typically has an average temperature of 20°C (68°F), with highs reaching up to 30°C (87°F) and lows dropping to around 7°C (45°F).

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

May Precipitation in Tsunagi

In Tsunagi in May, the total precipitation amount is 234 mm (9.2 in) spread over 12 days.

May Precipitation Trends in Tsunagi

The chart displays monthly precipitation patterns in Tsunagi, 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 Tsunagi, May typically receives around 234 mm (9.2 inches) of precipitation spread over approximately 12 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 Tsunagi

In Tsunagi in May humidity is 84%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket, making travel a challenge as the air clings to your skin, and every step feels heavier in the mugginess.

May Average Humidity in Tsunagi

This chart illustrates the average monthly humidity levels in Tsunagi, 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 Tsunagi is approximately 84%, 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 Tsunagi

In Tsunagi 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 Tsunagi.

Maximum UV Index Levels in Tsunagi for May

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

Data source: Tsunagi 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 Tsunagi Compares to Other Months

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

This table compares monthly weather conditions in Tsunagi, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	61 mm (2.4 inches)	75%	moderate
February Weather	8°C (46°F)	105 mm (4.1 inches)	71%	high
March Weather	12°C (54°F)	149 mm (5.9 inches)	71%	very high
April Weather	16°C (61°F)	143 mm (5.6 inches)	78%	extreme
May Weather	20°C (68°F)	234 mm (9.2 inches)	84%	extreme
June Weather	23°C (74°F)	342 mm (13.5 inches)	86%	extreme
July Weather	27°C (80°F)	465 mm (18.3 inches)	92%	extreme
August Weather	28°C (82°F)	242 mm (9.5 inches)	91%	extreme
September Weather	25°C (77°F)	228 mm (9.0 inches)	84%	extreme
October Weather	20°C (68°F)	131 mm (5.2 inches)	83%	very high
November Weather	14°C (57°F)	96 mm (3.8 inches)	81%	high
December Weather	8°C (47°F)	90 mm (3.5 inches)	79%	moderate