August Weather in Kainan, Japan

Last updated: August 23, 2025

In August, the average temperature in Kainan, Japan reaches a warm 28°C (83°F), with a minimum of 20°C (68°F) and a sweltering maximum of 35°C (95°F). Expect significant precipitation, averaging 178 mm (7.0 in) over 12 days, coupled with high humidity levels at 91%, making for a tropical climate experience.

August Temperature in Kainan

In August in Kainan, the average temperature is 28°C (83°F), with maximums reaching 35°C (95°F) and minimums dropping as low as 20°C (68°F). This pleasant climate makes it an ideal destination for travelers seeking warmth and sunshine.

August Weather in Kainan: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Kainan, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kainan, August typically has an average temperature of 28°C (83°F), with highs reaching up to 35°C (95°F) and lows dropping to around 20°C (68°F).

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

August Precipitation in Kainan

In Kainan in August, the precipitation amount is 178 mm (7.0 in) over the course of 12 days.

August Precipitation Trends in Kainan

The chart displays monthly precipitation patterns in Kainan, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Kainan, August typically receives around 178 mm (7.0 inches) of precipitation spread over approximately 12 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Kainan

In Kainan in August humidity is 91%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket wrapping around you, making traveling feel exhausting and draining, as each step is met with a wave of warmth and heaviness in the air.

August Average Humidity in Kainan

This chart illustrates the average monthly humidity levels in Kainan, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Kainan is approximately 91%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Kainan

In Kainan in August, 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 Kainan.

Maximum UV Index Levels in Kainan for August

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

Data source: Kainan August 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 August Weather in Kainan Compares to Other Months

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

This table compares monthly weather conditions in Kainan, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (44°F)	63 mm (2.5 inches)	82%	moderate
February Weather	7°C (44°F)	76 mm (3.0 inches)	79%	moderate
March Weather	10°C (51°F)	115 mm (4.5 inches)	74%	very high
April Weather	14°C (58°F)	128 mm (5.1 inches)	76%	extreme
May Weather	19°C (67°F)	164 mm (6.5 inches)	83%	extreme
June Weather	22°C (72°F)	199 mm (7.8 inches)	87%	extreme
July Weather	26°C (80°F)	302 mm (11.9 inches)	93%	extreme
August Weather	28°C (83°F)	178 mm (7.0 inches)	91%	extreme
September Weather	25°C (77°F)	203 mm (8.0 inches)	87%	very high
October Weather	20°C (67°F)	267 mm (10.5 inches)	85%	high
November Weather	14°C (57°F)	63 mm (2.5 inches)	83%	moderate
December Weather	9°C (48°F)	76 mm (3.0 inches)	83%	moderate