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August Weather in Fukuyama, Japan

Last updated: August 23, 2025

In Fukuyama, Japan, the average temperature in August is a balmy 29°C (85°F). Expect soothing evenings as the minimum temperature can drop to 20°C (68°F), while the days can heat up to a scorching 37°C (99°F). Be prepared for some rain, with 166 mm (6.5 in) of precipitation spread over 11 days. With an average humidity of 92%, the atmosphere is certainly tropical.

August Temperature in Fukuyama

In August in Fukuyama, the average temperature is 29°C (85°F), with maximums reaching 37°C (99°F) and minimums dropping as low as 20°C (68°F). This warm climate makes it an ideal destination for outdoor activities and sunshine-filled adventures.

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

The chart illustrates August temperature patterns in Fukuyama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fukuyama, August typically has an average temperature of 29°C (85°F), with highs reaching up to 37°C (99°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec434351596873818477675546
Data source: Temperature data for Fukuyama 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 Fukuyama

In Fukuyama, in August, the precipitation amount is 166 mm (6.5 in) over the course of 11 days.

August Precipitation Trends in Fukuyama

The chart displays monthly precipitation patterns in Fukuyama, 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 Fukuyama, August typically receives around 166 mm (6.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4054931171071493141661741643146
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Fukuyama

In Fukuyama in August humidity is 92%. With an average temperature of 29°C (85°F), this humidity feels like a heavy blanket enveloping you, making travel feel laborious and sweat-inducing.

August Average Humidity in Fukuyama

This chart illustrates the average monthly humidity levels in Fukuyama, 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 Fukuyama is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%73%74%84%86%92%92%87%85%84%82%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Fukuyama

In Fukuyama 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 Fukuyama.

Maximum UV Index Levels in Fukuyama for August

The chart shows the monthly maximum UV Index (UVI) for Fukuyama 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 Fukuyama typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111121210764
Data source: Fukuyama 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 Fukuyama Compares to Other Months

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

This table compares monthly weather conditions in Fukuyama, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)40 mm (1.6 inches)82%moderate
February Weather6°C (44°F)54 mm (2.1 inches)79%moderate
March Weather10°C (51°F)93 mm (3.7 inches)73%very high
April Weather15°C (59°F)117 mm (4.6 inches)74%very high
May Weather20°C (68°F)107 mm (4.2 inches)84%extreme
June Weather23°C (74°F)149 mm (5.9 inches)86%extreme
July Weather27°C (81°F)314 mm (12.4 inches)92%extreme
August Weather29°C (85°F)166 mm (6.5 inches)92%extreme
September Weather25°C (77°F)174 mm (6.9 inches)87%very high
October Weather19°C (67°F)164 mm (6.4 inches)85%high
November Weather13°C (56°F)31 mm (1.2 inches)84%high
December Weather8°C (46°F)45 mm (1.8 inches)82%moderate

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