August Weather in Suttsu, Japan

Last updated: August 23, 2025

The average temperature in Suttsu, Japan during August is 21°C (70°F), with a minimum of 15°C (59°F) and a maximum of 29°C (84°F). Expect precipitation of 158 mm (6.2 in) over 14 days, coupled with a high average humidity of 95%.

August Temperature in Suttsu

In August in Suttsu, the average temperature is 21°C (70°F). The maximum can reach 29°C (84°F), and the minimum can be as low as 15°C (59°F). This pleasant weather makes it an ideal time for traveling and enjoying outdoor activities.

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

The chart illustrates August temperature patterns in Suttsu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Suttsu, August typically has an average temperature of 21°C (70°F), with highs reaching up to 29°C (84°F) and lows dropping to around 15°C (59°F).

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

August Precipitation in Suttsu

In Suttsu in August, the total precipitation amount is 158 mm (6.2 in) over a span of 14 days.

August Precipitation Trends in Suttsu

The chart displays monthly precipitation patterns in Suttsu, 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 Suttsu, August typically receives around 158 mm (6.2 inches) of precipitation spread over approximately 14 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Suttsu

In Suttsu in August, humidity is 95%. With an average temperature of 21°C (70°F), this humidity feels like a thick, warm blanket enveloping you, making every outdoor excursion sweat-inducing and your clothes cling to your skin.

August Average Humidity in Suttsu

This chart illustrates the average monthly humidity levels in Suttsu, 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 Suttsu is approximately 95%, 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 Suttsu

In Suttsu in August, 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 Suttsu.

Maximum UV Index Levels in Suttsu for August

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

Data source: Suttsu 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 Suttsu Compares to Other Months

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

This table compares monthly weather conditions in Suttsu, 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)	117 mm (4.6 inches)	84%	low
February Weather	-3°C (28°F)	114 mm (4.5 inches)	83%	moderate
March Weather	1°C (35°F)	104 mm (4.1 inches)	81%	high
April Weather	5°C (42°F)	93 mm (3.7 inches)	81%	high
May Weather	11°C (52°F)	90 mm (3.5 inches)	86%	very high
June Weather	15°C (59°F)	119 mm (4.7 inches)	87%	very high
July Weather	20°C (67°F)	116 mm (4.6 inches)	93%	very high
August Weather	21°C (70°F)	158 mm (6.2 inches)	95%	very high
September Weather	19°C (66°F)	151 mm (5.9 inches)	88%	very high
October Weather	13°C (56°F)	165 mm (6.5 inches)	83%	moderate
November Weather	6°C (44°F)	199 mm (7.8 inches)	79%	moderate
December Weather	0°C (31°F)	197 mm (7.7 inches)	80%	low