May Weather in Ojiya, Japan

Last updated: August 23, 2025

In May, the average temperature in Ojiya, Japan is a pleasant 17°C (63°F). However, temperatures can range from a chilly 4°C (39°F) to a sweltering 33°C (91°F). Expect 147 mm (5.8 in) of precipitation over about 16 days, contributing to an average humidity level of 81%.

May Temperature in Ojiya

In May in Ojiya, the average temperature is 17°C (63°F), with maximums reaching up to 33°C (91°F) and minimums dipping as low as 4°C (39°F). It's important to pack for a range of temperatures to ensure a comfortable travel experience.

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

The chart illustrates May temperature patterns in Ojiya, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ojiya, May typically has an average temperature of 17°C (63°F), with highs reaching up to 33°C (91°F) and lows dropping to around 4°C (39°F).

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

May Precipitation in Ojiya

In Ojiya in May, the precipitation amount is 147 mm (5.8 in) spread over 16 days.

May Precipitation Trends in Ojiya

The chart displays monthly precipitation patterns in Ojiya, 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 Ojiya, May typically receives around 147 mm (5.8 inches) of precipitation spread over approximately 16 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 Ojiya

In Ojiya in May humidity is 81%. With an average temperature of 17°C (63°F), this humidity feels like a warm blanket enveloping you, making travel slightly oppressive and calling for frequent breaks in air-conditioned spaces to recharge and enjoy your journey comfortably.

May Average Humidity in Ojiya

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

In Ojiya 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 Ojiya.

Maximum UV Index Levels in Ojiya for May

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

Data source: Ojiya 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 Ojiya Compares to Other Months

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

This table compares monthly weather conditions in Ojiya, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (34°F)	200 mm (7.9 inches)	88%	moderate
February Weather	1°C (35°F)	182 mm (7.2 inches)	86%	moderate
March Weather	6°C (43°F)	159 mm (6.2 inches)	81%	very high
April Weather	11°C (52°F)	146 mm (5.8 inches)	78%	very high
May Weather	17°C (63°F)	147 mm (5.8 inches)	81%	very high
June Weather	21°C (69°F)	156 mm (6.1 inches)	88%	extreme
July Weather	25°C (77°F)	360 mm (14.2 inches)	92%	extreme
August Weather	26°C (80°F)	178 mm (7.0 inches)	92%	extreme
September Weather	22°C (71°F)	179 mm (7.0 inches)	89%	very high
October Weather	16°C (61°F)	205 mm (8.1 inches)	87%	high
November Weather	9°C (49°F)	150 mm (5.9 inches)	85%	moderate
December Weather	3°C (38°F)	229 mm (9.0 inches)	86%	moderate