May Weather in Oketo, Japan

Last updated: August 23, 2025

In May, the average temperature in Oketo, Japan is a mild 11°C (52°F). However, temperatures can swing from a chilly -1°C (30°F) to a scorching 35°C (95°F). Expect some rain as well, with an average precipitation of 99 mm (3.9 in) over 14 days. The air tends to be quite humid, with an average humidity level of 86%.

May Temperature in Oketo

In May in Oketo, the average temperature is 11°C (52°F). The maximum can reach 35°C (95°F) and the minimum can be as low as -1°C (30°F). Be sure to pack for a wide range of weather conditions when traveling during this time!

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

The chart illustrates May temperature patterns in Oketo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Oketo, May typically has an average temperature of 11°C (52°F), with highs reaching up to 35°C (95°F) and lows dropping to around -1°C (30°F).

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

May Precipitation in Oketo

In Oketo in May, the precipitation amount is 99 mm (3.9 in) over the course of 14 days.

May Precipitation Trends in Oketo

The chart displays monthly precipitation patterns in Oketo, 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 Oketo, May typically receives around 99 mm (3.9 inches) of precipitation spread over approximately 14 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 Oketo

In Oketo in May humidity is 86%. With an average temperature of 11°C (52°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and prompting travelers to seek sheltered spots or indoor attractions to escape the uncomfortable dampness.

May Average Humidity in Oketo

This chart illustrates the average monthly humidity levels in Oketo, 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 Oketo is approximately 86%, 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 Oketo

In Oketo in May, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Oketo.

Maximum UV Index Levels in Oketo for May

The chart shows the monthly maximum UV Index (UVI) for Oketo 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 Oketo typically reaches 8, which falls under the very high exposure category.

Data source: Oketo 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 Oketo Compares to Other Months

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

This table compares monthly weather conditions in Oketo, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (16°F)	59 mm (2.3 inches)	84%	low
February Weather	-8°C (18°F)	62 mm (2.4 inches)	83%	moderate
March Weather	-2°C (29°F)	88 mm (3.5 inches)	83%	high
April Weather	4°C (39°F)	75 mm (3.0 inches)	83%	very high
May Weather	11°C (52°F)	99 mm (3.9 inches)	86%	very high
June Weather	14°C (57°F)	123 mm (4.8 inches)	88%	very high
July Weather	19°C (66°F)	122 mm (4.8 inches)	93%	very high
August Weather	18°C (65°F)	167 mm (6.6 inches)	96%	very high
September Weather	15°C (59°F)	101 mm (4.0 inches)	89%	very high
October Weather	9°C (48°F)	123 mm (4.9 inches)	83%	moderate
November Weather	2°C (36°F)	89 mm (3.5 inches)	80%	moderate
December Weather	-5°C (23°F)	60 mm (2.3 inches)	79%	low