August Weather in Shiozawa, Japan

Last updated: August 23, 2025

In August, the average temperature in Shiozawa, Japan is a comfortable 24°C (75°F). Temperatures can dip to a chilly 10°C (50°F), while peaking at a warm 33°C (91°F). Expect precipitation of around 238 mm (9.4 in) throughout 22 days, with a notably high average humidity of 92%.

August Temperature in Shiozawa

In August in Shiozawa, the average temperature is 24°C (75°F), with maximums reaching 33°C (91°F) and minimums dropping as low as 10°C (50°F). This makes it an ideal time for travelers to enjoy a pleasant climate while exploring the local attractions.

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

The chart illustrates August temperature patterns in Shiozawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shiozawa, August typically has an average temperature of 24°C (75°F), with highs reaching up to 33°C (91°F) and lows dropping to around 10°C (50°F).

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

August Precipitation in Shiozawa

In Shiozawa in August, the total precipitation amount is 238 mm (9.4 in) spread over 22 days.

August Precipitation Trends in Shiozawa

The chart displays monthly precipitation patterns in Shiozawa, 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 Shiozawa, August typically receives around 238 mm (9.4 inches) of precipitation spread over approximately 22 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 Shiozawa

In Shiozawa in August humidity is 92%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket enveloping you, making travel sticky and uncomfortable, and each step feels heavier as the air clings to your skin.

August Average Humidity in Shiozawa

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

In Shiozawa 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 Shiozawa.

Maximum UV Index Levels in Shiozawa for August

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

Data source: Shiozawa 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 Shiozawa Compares to Other Months

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

This table compares monthly weather conditions in Shiozawa, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-3°C (28°F)	199 mm (7.8 inches)	88%	moderate
February Weather	-2°C (29°F)	185 mm (7.3 inches)	86%	moderate
March Weather	3°C (37°F)	174 mm (6.9 inches)	81%	very high
April Weather	8°C (46°F)	167 mm (6.6 inches)	78%	very high
May Weather	15°C (58°F)	181 mm (7.1 inches)	81%	very high
June Weather	18°C (64°F)	201 mm (7.9 inches)	88%	extreme
July Weather	22°C (73°F)	376 mm (14.8 inches)	92%	extreme
August Weather	24°C (75°F)	238 mm (9.4 inches)	92%	extreme
September Weather	19°C (67°F)	223 mm (8.8 inches)	89%	very high
October Weather	13°C (56°F)	256 mm (10.1 inches)	87%	high
November Weather	6°C (44°F)	145 mm (5.7 inches)	85%	moderate
December Weather	0°C (32°F)	226 mm (8.9 inches)	86%	moderate