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August Weather in Shinshimokawa, Japan

Last updated: August 23, 2025

In August, the average temperature in Shinshimokawa, Japan hovers around 19°C (66°F). Daytime can be warm, reaching a maximum of 31°C (89°F), but evenings can cool down to a minimum of 6°C (44°F). Be prepared for moderate rainfall, as you'll encounter about 158 mm (6.2 in) of precipitation spread over 15 days. With an average humidity of 95%, the air can feel quite tropical.

August Temperature in Shinshimokawa

In August in Shinshimokawa, the average temperature is 19°C (66°F). Maximum temperatures can reach 31°C (89°F), while the minimum can drop as low as 6°C (44°F). This variation makes Shinshimokawa an ideal destination for travelers seeking a pleasant climate with the option for both warm and cool experiences.

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

The chart illustrates August temperature patterns in Shinshimokawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shinshimokawa, August typically has an average temperature of 19°C (66°F), with highs reaching up to 31°C (89°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec171929405257676660483623
Data source: Temperature data for Shinshimokawa 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 Shinshimokawa

In Shinshimokawa in August, the precipitation amount is 158 mm (6.2 in) over the course of 15 days.

August Precipitation Trends in Shinshimokawa

The chart displays monthly precipitation patterns in Shinshimokawa, 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 Shinshimokawa, August typically receives around 158 mm (6.2 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec6476846994971001588013812086
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Shinshimokawa

In Shinshimokawa in August humidity is 95%. With an average temperature of 19°C (66°F), this humidity feels like a heavy blanket wrapping around you, making travel feel sticky and enervating.

August Average Humidity in Shinshimokawa

This chart illustrates the average monthly humidity levels in Shinshimokawa, 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 Shinshimokawa is approximately 95%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%86%85%85%88%88%93%95%88%81%78%82%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Shinshimokawa

In Shinshimokawa 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 Shinshimokawa.

Maximum UV Index Levels in Shinshimokawa for August

The chart shows the monthly maximum UV Index (UVI) for Shinshimokawa 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 Shinshimokawa typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236789997532
Data source: Shinshimokawa 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 Shinshimokawa Compares to Other Months

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

This table compares monthly weather conditions in Shinshimokawa, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (17°F)64 mm (2.5 inches)87%low
February Weather-7°C (19°F)76 mm (3.0 inches)86%moderate
March Weather-2°C (29°F)84 mm (3.3 inches)85%high
April Weather4°C (40°F)69 mm (2.7 inches)85%high
May Weather11°C (53°F)94 mm (3.7 inches)88%very high
June Weather14°C (58°F)97 mm (3.8 inches)88%very high
July Weather19°C (67°F)100 mm (3.9 inches)93%very high
August Weather19°C (66°F)158 mm (6.2 inches)95%very high
September Weather15°C (60°F)80 mm (3.1 inches)88%high
October Weather9°C (48°F)138 mm (5.4 inches)80%moderate
November Weather2°C (36°F)119 mm (4.7 inches)78%moderate
December Weather-5°C (23°F)86 mm (3.4 inches)82%low

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