August Weather in Kashiwazaki, Japan

Last updated: August 23, 2025

In August, the average temperature in Kashiwazaki, Japan reaches a warm 27°C (81°F), providing a perfect backdrop for outdoor activities. Expect temperatures to range from a cool 15°C (60°F) to a sizzling 38°C (101°F). During this month, you may encounter 164 mm (6.4 in) of precipitation over 18 days, leading to an average humidity of 92% that adds to the tropical feel. Be prepared for both sun and showers!

August Temperature in Kashiwazaki

In August in Kashiwazaki, the average temperature is 27°C (81°F). Maximums can reach 38°C (101°F), while minimums can drop to as low as 15°C (60°F). This makes it an ideal time for travelers seeking warm weather and enjoyable outdoor activities.

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

The chart illustrates August temperature patterns in Kashiwazaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kashiwazaki, August typically has an average temperature of 27°C (81°F), with highs reaching up to 38°C (101°F) and lows dropping to around 15°C (60°F).

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

August Precipitation in Kashiwazaki

In Kashiwazaki in August, the precipitation amount is 164 mm (6.4 in) over the course of 18 days.

August Precipitation Trends in Kashiwazaki

The chart displays monthly precipitation patterns in Kashiwazaki, 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 Kashiwazaki, August typically receives around 164 mm (6.4 inches) of precipitation spread over approximately 18 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 Kashiwazaki

In Kashiwazaki in August, humidity is 92%. With an average temperature of 27°C (81°F), this humidity feels like walking through a warm, thick blanket, making travel exhausting and sticky, as the air is laden with moisture that clings to your skin and makes even short excursions feel like a workout.

August Average Humidity in Kashiwazaki

This chart illustrates the average monthly humidity levels in Kashiwazaki, 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 Kashiwazaki is approximately 92%, 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 Kashiwazaki

In Kashiwazaki 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 Kashiwazaki.

Maximum UV Index Levels in Kashiwazaki for August

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

Data source: Kashiwazaki 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 Kashiwazaki Compares to Other Months

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

This table compares monthly weather conditions in Kashiwazaki, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (36°F)	194 mm (7.6 inches)	88%	moderate
February Weather	3°C (37°F)	164 mm (6.5 inches)	86%	moderate
March Weather	7°C (45°F)	135 mm (5.3 inches)	81%	very high
April Weather	12°C (53°F)	127 mm (5.0 inches)	78%	very high
May Weather	18°C (64°F)	123 mm (4.8 inches)	81%	very high
June Weather	21°C (70°F)	126 mm (5.0 inches)	88%	extreme
July Weather	26°C (79°F)	326 mm (12.8 inches)	92%	extreme
August Weather	27°C (81°F)	164 mm (6.4 inches)	92%	extreme
September Weather	23°C (73°F)	171 mm (6.7 inches)	89%	very high
October Weather	17°C (62°F)	188 mm (7.4 inches)	87%	high
November Weather	11°C (51°F)	149 mm (5.8 inches)	85%	moderate
December Weather	5°C (41°F)	226 mm (8.9 inches)	86%	moderate