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August Weather in Hayakawa, Japan

Last updated: August 23, 2025

In August, the average temperature in Hayakawa, Japan is a pleasant 23°C (73°F). Daytime highs can reach up to 32°C (90°F), while the evenings may cool down to a minimum of 13°C (56°F). Expect 227 mm (8.9 in) of precipitation spread over 20 days, contributing to a high average humidity of 90%.

August Temperature in Hayakawa

In August in Hayakawa, the average temperature is 23°C (73°F). The maximum can reach 32°C (90°F) and the minimum can be as low as 13°C (56°F). This pleasant climate makes Hayakawa an ideal destination for outdoor activities and sightseeing during this time.

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

The chart illustrates August temperature patterns in Hayakawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hayakawa, August typically has an average temperature of 23°C (73°F), with highs reaching up to 32°C (90°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec303140485763707365564535
Data source: Temperature data for Hayakawa 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 Hayakawa

In Hayakawa in August, the precipitation amount is 227 mm (8.9 in) over a span of 20 days.

August Precipitation Trends in Hayakawa

The chart displays monthly precipitation patterns in Hayakawa, 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 Hayakawa, August typically receives around 227 mm (8.9 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec65801821791912224512272433308077
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Hayakawa

In Hayakawa in August, humidity is 90%. With an average temperature of 23°C (73°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities sweaty and uncomfortable, and creating a need for frequent hydration breaks while exploring.

August Average Humidity in Hayakawa

This chart illustrates the average monthly humidity levels in Hayakawa, 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 Hayakawa is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec76%74%70%74%82%88%93%90%86%83%80%78%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Hayakawa

In Hayakawa 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 Hayakawa.

Maximum UV Index Levels in Hayakawa for August

The chart shows the monthly maximum UV Index (UVI) for Hayakawa 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 Hayakawa typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec479101112121210764
Data source: Hayakawa 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 Hayakawa Compares to Other Months

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

This table compares monthly weather conditions in Hayakawa, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)65 mm (2.6 inches)76%moderate
February Weather0°C (32°F)80 mm (3.1 inches)74%high
March Weather4°C (40°F)182 mm (7.2 inches)70%very high
April Weather9°C (48°F)179 mm (7.0 inches)74%very high
May Weather14°C (57°F)191 mm (7.5 inches)81%extreme
June Weather17°C (63°F)222 mm (8.7 inches)88%extreme
July Weather21°C (70°F)451 mm (17.8 inches)93%extreme
August Weather23°C (73°F)227 mm (8.9 inches)90%extreme
September Weather19°C (66°F)243 mm (9.6 inches)86%very high
October Weather13°C (56°F)330 mm (13.0 inches)83%high
November Weather7°C (45°F)80 mm (3.1 inches)80%high
December Weather2°C (35°F)77 mm (3.0 inches)78%moderate

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