August Weather in Nanjo, Japan

Last updated: August 23, 2025

In August, the average temperature in Nanjo, Japan is a warm 28°C (83°F), with daily highs reaching up to 30°C (87°F) and lows dipping to 26°C (78°F). This month also brings considerable rainfall, with an average precipitation of 205 mm (8.1 in) spread over 17 days. Be prepared for the humidity, as it averages around 82%, creating a tropical atmosphere.

August Temperature in Nanjo

In August in Nanjo, the average temperature is 28°C (83°F), with maximums reaching 30°C (87°F) and minimums dipping to as low as 26°C (78°F). This mild and pleasant weather makes it an ideal time for outdoor activities and sightseeing.

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

The chart illustrates August temperature patterns in Nanjo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nanjo, August typically has an average temperature of 28°C (83°F), with highs reaching up to 30°C (87°F) and lows dropping to around 26°C (78°F).

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

August Precipitation in Nanjo

In Nanjo in August, the total precipitation amount is 205 mm (8.1 in), occurring over the course of 17 days.

August Precipitation Trends in Nanjo

The chart displays monthly precipitation patterns in Nanjo, 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 Nanjo, August typically receives around 205 mm (8.1 inches) of precipitation spread over approximately 17 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 Nanjo

In Nanjo in August, humidity is 82%. With an average temperature of 28°C (83°F), this humidity feels like stepping into a warm, damp embrace, which can make traveling feel heavy and exhausting, as every movement can be met with a sticky veil of moisture that clings to the skin.

August Average Humidity in Nanjo

This chart illustrates the average monthly humidity levels in Nanjo, 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 Nanjo is approximately 82%, 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 Nanjo

In Nanjo in August, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Nanjo.

Maximum UV Index Levels in Nanjo for August

The chart shows the monthly maximum UV Index (UVI) for Nanjo 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 Nanjo typically reaches 13, which falls under the extreme exposure category.

Data source: Nanjo 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 Nanjo Compares to Other Months

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

This table compares monthly weather conditions in Nanjo, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (66°F)	91 mm (3.6 inches)	71%	high
February Weather	19°C (66°F)	97 mm (3.8 inches)	71%	very high
March Weather	20°C (68°F)	107 mm (4.2 inches)	76%	extreme
April Weather	21°C (71°F)	137 mm (5.4 inches)	82%	extreme
May Weather	24°C (76°F)	208 mm (8.2 inches)	84%	extreme
June Weather	26°C (80°F)	302 mm (11.9 inches)	86%	extreme
July Weather	28°C (83°F)	192 mm (7.6 inches)	86%	extreme
August Weather	28°C (83°F)	205 mm (8.1 inches)	82%	extreme
September Weather	28°C (82°F)	253 mm (10.0 inches)	82%	extreme
October Weather	26°C (79°F)	160 mm (6.3 inches)	80%	very high
November Weather	23°C (74°F)	103 mm (4.1 inches)	79%	very high
December Weather	20°C (69°F)	188 mm (7.4 inches)	75%	high