August Weather in Ono, Japan

Last updated: August 23, 2025

In August, the average temperature in Ono, Japan is a warm 29°C (84°F), with a minimum of 21°C (70°F) and a maximum reaching 35°C (96°F). Visitors can expect around 187 mm (7.3 in) of precipitation over approximately 13 days, contributing to an average humidity of 92%. Be prepared for a humid yet tropical experience!

August Temperature in Ono

In August in Ono, the average temperature is 29°C (84°F). Maximums can reach 35°C (96°F), and minimums can be as low as 21°C (70°F). This warm climate makes Ono an ideal destination for travelers seeking sunny weather and outdoor activities.

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

The chart illustrates August temperature patterns in Ono, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ono, August typically has an average temperature of 29°C (84°F), with highs reaching up to 35°C (96°F) and lows dropping to around 21°C (70°F).

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

August Precipitation in Ono

In Ono in August, the precipitation amount is 187 mm (7.3 in) spread over 13 days.

August Precipitation Trends in Ono

The chart displays monthly precipitation patterns in Ono, 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 Ono, August typically receives around 187 mm (7.3 inches) of precipitation spread over approximately 13 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 Ono

In Ono in August, humidity is 92%. With an average temperature of 29°C (84°F), this humidity feels like a heavy blanket enveloping you, making travel feel sticky and intense as sweat clings to your skin and every breeze becomes a fleeting relief.

August Average Humidity in Ono

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

In Ono 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 Ono.

Maximum UV Index Levels in Ono for August

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

Data source: Ono 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 Ono Compares to Other Months

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

This table compares monthly weather conditions in Ono, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	41 mm (1.6 inches)	82%	moderate
February Weather	7°C (44°F)	51 mm (2.0 inches)	79%	high
March Weather	10°C (51°F)	99 mm (3.9 inches)	73%	very high
April Weather	15°C (59°F)	122 mm (4.8 inches)	74%	extreme
May Weather	20°C (68°F)	138 mm (5.4 inches)	84%	extreme
June Weather	23°C (74°F)	140 mm (5.5 inches)	86%	extreme
July Weather	27°C (81°F)	302 mm (11.9 inches)	92%	extreme
August Weather	29°C (84°F)	187 mm (7.3 inches)	92%	extreme
September Weather	25°C (78°F)	205 mm (8.1 inches)	87%	very high
October Weather	20°C (68°F)	225 mm (8.9 inches)	85%	high
November Weather	14°C (58°F)	45 mm (1.8 inches)	84%	moderate
December Weather	9°C (49°F)	55 mm (2.2 inches)	82%	moderate