May Weather in Okazaki, Japan

Last updated: August 23, 2025

In May, the average temperature in Okazaki, Japan hovers around 19°C (66°F), providing a mild climate for visitors. Minimum temperatures can dip to 6°C (43°F), while the maximum can reach a warm 32°C (90°F). Expect some precipitation, with an average of 196 mm (7.7 in) falling over 11 days, contributing to an average humidity level of 83%. Perfect for those who enjoy a lush, green atmosphere!

May Temperature in Okazaki

In May in Okazaki, the average temperature is 19°C (66°F), with maximums reaching 32°C (90°F) and minimums dropping as low as 6°C (43°F). This diverse temperature range makes it ideal for travelers seeking a mix of warm and cooler weather.

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

The chart illustrates May temperature patterns in Okazaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Okazaki, May typically has an average temperature of 19°C (66°F), with highs reaching up to 32°C (90°F) and lows dropping to around 6°C (43°F).

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

May Precipitation in Okazaki

In Okazaki, in May, the total precipitation amount is 196 mm (7.7 in) spread over 11 days.

May Precipitation Trends in Okazaki

The chart displays monthly precipitation patterns in Okazaki, 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 Okazaki, May typically receives around 196 mm (7.7 inches) of precipitation spread over approximately 11 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 Okazaki

In Okazaki in May, humidity is 83%. With an average temperature of 19°C (66°F), this humidity feels like a heavy blanket wrapping around you, making travel feel more sluggish and muggy, yet there's a refreshing coolness in the air that invites you to explore.

May Average Humidity in Okazaki

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

In Okazaki 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 Okazaki.

Maximum UV Index Levels in Okazaki for May

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

Data source: Okazaki 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 Okazaki Compares to Other Months

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

This table compares monthly weather conditions in Okazaki, showing how May’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	4°C (40°F)	52 mm (2.0 inches)	82%	moderate
February Weather	5°C (42°F)	66 mm (2.6 inches)	79%	high
March Weather	10°C (50°F)	153 mm (6.0 inches)	74%	very high
April Weather	14°C (58°F)	171 mm (6.7 inches)	76%	very high
May Weather	19°C (66°F)	196 mm (7.7 inches)	83%	extreme
June Weather	22°C (72°F)	214 mm (8.4 inches)	87%	extreme
July Weather	26°C (79°F)	447 mm (17.6 inches)	93%	extreme
August Weather	28°C (82°F)	244 mm (9.6 inches)	91%	extreme
September Weather	24°C (75°F)	225 mm (8.8 inches)	87%	very high
October Weather	18°C (65°F)	262 mm (10.3 inches)	85%	high
November Weather	12°C (55°F)	61 mm (2.4 inches)	83%	moderate
December Weather	7°C (45°F)	62 mm (2.4 inches)	83%	moderate