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August Weather in Hanawa, Japan

Last updated: August 23, 2025

In Hanawa, Japan, the average temperature for August reaches a comfortable 25°C (78°F), with minimums dipping to 14°C (57°F) and maximums soaring up to 36°C (97°F). Expect a fair share of rain, with 149 mm (5.9 in) of precipitation spread over 18 days. Interestingly, the average humidity sits at a high 90%, creating a humid but warm atmosphere throughout the month.

August Temperature in Hanawa

In August in Hanawa, the average temperature is 25°C (78°F). Maximums can reach 36°C (97°F), while minimums can be as low as 14°C (57°F). This pleasant climate makes Hanawa an ideal destination for travelers seeking warm weather and outdoor activities.

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

The chart illustrates August temperature patterns in Hanawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hanawa, August typically has an average temperature of 25°C (78°F), with highs reaching up to 36°C (97°F) and lows dropping to around 14°C (57°F).
JanFebMarAprMayJunJulAugSepOctNovDec353743516267747769594938
Data source: Temperature data for Hanawa 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 Hanawa

In Hanawa in August, the total precipitation amount is 149 mm (5.9 in) spread over 18 days.

August Precipitation Trends in Hanawa

The chart displays monthly precipitation patterns in Hanawa, 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 Hanawa, August typically receives around 149 mm (5.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec44381391191411332361491652205352
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Hanawa

In Hanawa in August, humidity is 90%. With an average temperature of 25°C (78°F), this humidity feels like walking through a warm, intangible blanket that clings to your skin, making every step a challenge as you navigate the thick, steamy air while traveling.

August Average Humidity in Hanawa

This chart illustrates the average monthly humidity levels in Hanawa, 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 Hanawa is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%75%72%73%80%87%93%90%84%80%77%77%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Hanawa

In Hanawa 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 Hanawa.

Maximum UV Index Levels in Hanawa for August

The chart shows the monthly maximum UV Index (UVI) for Hanawa 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 Hanawa typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3579101111119753
Data source: Hanawa 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 Hanawa Compares to Other Months

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

This table compares monthly weather conditions in Hanawa, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (35°F)44 mm (1.7 inches)76%moderate
February Weather3°C (37°F)38 mm (1.5 inches)75%moderate
March Weather6°C (44°F)139 mm (5.5 inches)72%high
April Weather11°C (51°F)119 mm (4.7 inches)73%very high
May Weather16°C (62°F)141 mm (5.6 inches)80%very high
June Weather20°C (67°F)133 mm (5.2 inches)87%extreme
July Weather23°C (75°F)236 mm (9.3 inches)92%extreme
August Weather25°C (78°F)149 mm (5.9 inches)90%extreme
September Weather21°C (69°F)165 mm (6.5 inches)84%very high
October Weather15°C (59°F)220 mm (8.6 inches)80%high
November Weather9°C (49°F)53 mm (2.1 inches)77%moderate
December Weather4°C (39°F)52 mm (2.1 inches)77%moderate

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