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August Weather in Shiranuka, Japan

Last updated: August 23, 2025

In August, the average temperature in Shiranuka, Japan hovers around 18°C (65°F), with lows dipping to 12°C (53°F) and peaks reaching up to 28°C (83°F). Be prepared for 166 mm (6.5 in) of rainfall spread across 14 days, contributing to a humid environment with an average humidity of 96%.

August Temperature in Shiranuka

In August in Shiranuka, the average temperature is 18°C (65°F). Maximum temperatures can reach 28°C (83°F), while minimums can drop to as low as 12°C (53°F). This pleasant climate makes Shiranuka an ideal destination for travelers looking to enjoy mild weather and outdoor activities.

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

The chart illustrates August temperature patterns in Shiranuka, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shiranuka, August typically has an average temperature of 18°C (65°F), with highs reaching up to 28°C (83°F) and lows dropping to around 12°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec232332404954616461534229
Data source: Temperature data for Shiranuka 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 Shiranuka

In Shiranuka in August, the precipitation amount is 166 mm (6.5 in) over a period of 14 days.

August Precipitation Trends in Shiranuka

The chart displays monthly precipitation patterns in Shiranuka, 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 Shiranuka, August typically receives around 166 mm (6.5 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec464299851041121091661241968454
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Shiranuka

In Shiranuka in August humidity is 96%. With an average temperature of 18°C (65°F), this humidity feels like a heavy blanket that clings to your skin, making outdoor activities less enjoyable and creating an oppressive atmosphere for traveling.

August Average Humidity in Shiranuka

This chart illustrates the average monthly humidity levels in Shiranuka, 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 Shiranuka is approximately 96%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%83%83%86%88%93%96%89%83%80%79%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Shiranuka

In Shiranuka in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Shiranuka.

Maximum UV Index Levels in Shiranuka for August

The chart shows the monthly maximum UV Index (UVI) for Shiranuka 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 Shiranuka typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec23588101098532
Data source: Shiranuka 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 Shiranuka Compares to Other Months

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

This table compares monthly weather conditions in Shiranuka, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (23°F)46 mm (1.8 inches)84%low
February Weather-5°C (23°F)42 mm (1.6 inches)83%moderate
March Weather0°C (32°F)99 mm (3.9 inches)83%moderate
April Weather4°C (40°F)84 mm (3.3 inches)83%very high
May Weather9°C (49°F)104 mm (4.1 inches)86%very high
June Weather12°C (54°F)112 mm (4.4 inches)88%very high
July Weather16°C (62°F)109 mm (4.3 inches)93%very high
August Weather18°C (65°F)166 mm (6.5 inches)96%very high
September Weather16°C (62°F)124 mm (4.9 inches)89%very high
October Weather11°C (53°F)196 mm (7.7 inches)83%moderate
November Weather5°C (42°F)84 mm (3.3 inches)80%moderate
December Weather-1°C (30°F)54 mm (2.1 inches)79%low

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