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August Weather in Ono-hara, Japan

Last updated: August 23, 2025

In August, the average temperature in Ono-hara, Japan is a warm 28°C (82°F). Expect a comfortable minimum of 20°C (67°F), while temperatures can rise to a sizzling 35°C (96°F). Be prepared for 256 mm (10.1 in) of precipitation spread over 14 days, contributing to an average humidity of a high 93%.

August Temperature in Ono-hara

In August in Ono-hara, the average temperature is 28°C (82°F). Maximums can reach 35°C (96°F), while minimums can drop to as low as 20°C (67°F). This pleasant climate makes Ono-hara an ideal destination for travelers seeking warm weather and outdoor adventures.

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

The chart illustrates August temperature patterns in Ono-hara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ono-hara, August typically has an average temperature of 28°C (82°F), with highs reaching up to 35°C (96°F) and lows dropping to around 20°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec424350576672798275665545
Data source: Temperature data for Ono-hara generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Ono-hara

In Ono-hara in August, the total precipitation amount is 256 mm (10.1 in) recorded over a period of 14 days.

August Precipitation Trends in Ono-hara

The chart displays monthly precipitation patterns in Ono-hara, 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-hara, August typically receives around 256 mm (10.1 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec49691251371361813862562371723762
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Ono-hara

In Ono-hara in August, humidity is 93%. With an average temperature of 28°C (82°F), this humidity feels like walking through a warm, damp blanket, making travel feel heavy and sluggish, requiring extra hydration and frequent breaks to enjoy the sights.

August Average Humidity in Ono-hara

This chart illustrates the average monthly humidity levels in Ono-hara, 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-hara is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%72%69%75%84%88%95%93%84%79%76%75%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Ono-hara

In Ono-hara in August, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Ono-hara.

Maximum UV Index Levels in Ono-hara for August

The chart shows the monthly maximum UV Index (UVI) for Ono-hara 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-hara typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458111111121210764
Data source: Ono-hara 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-hara Compares to Other Months

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

This table compares monthly weather conditions in Ono-hara, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather5°C (42°F)49 mm (1.9 inches)76%moderate
February Weather6°C (43°F)69 mm (2.7 inches)72%moderate
March Weather10°C (50°F)125 mm (4.9 inches)69%very high
April Weather14°C (58°F)137 mm (5.4 inches)75%extreme
May Weather19°C (66°F)136 mm (5.4 inches)84%extreme
June Weather22°C (72°F)181 mm (7.1 inches)88%extreme
July Weather26°C (79°F)386 mm (15.2 inches)95%extreme
August Weather28°C (82°F)256 mm (10.1 inches)93%extreme
September Weather24°C (75°F)237 mm (9.3 inches)84%very high
October Weather19°C (66°F)172 mm (6.8 inches)79%high
November Weather13°C (55°F)37 mm (1.5 inches)76%high
December Weather7°C (46°F)61 mm (2.4 inches)75%moderate

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