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August Weather in Saikai, Japan

Last updated: August 23, 2025

In August, the average temperature in Saikai, Japan is a warm 28°C (82°F), with minimums dipping to 21°C (70°F) and maximums reaching up to 33°C (91°F). Expect 320 mm (12.6 in) of precipitation over about 14 days, contributing to a high average humidity of 94%.

August Temperature in Saikai

In August in Saikai, the average temperature is 28°C (82°F). Maximums can reach 33°C (91°F), while minimums can be as low as 21°C (70°F). This pleasant climate makes Saikai an ideal destination for travelers seeking warm and comfortable weather.

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

The chart illustrates August temperature patterns in Saikai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saikai, August typically has an average temperature of 28°C (82°F), with highs reaching up to 33°C (91°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec474754606773798277696051
Data source: Temperature data for Saikai 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 Saikai

In Saikai in August, the total precipitation amount is 320 mm (12.6 in), occurring over a span of 14 days.

August Precipitation Trends in Saikai

The chart displays monthly precipitation patterns in Saikai, 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 Saikai, August typically receives around 320 mm (12.6 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec58931471302062313933202231106581
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Saikai

In Saikai in August, humidity is 94%. With an average temperature of 28°C (82°F), this humidity feels like walking through a warm, thick blanket, making travel feel sluggish and the air heavy, often leading to fatigue and the need for frequent breaks.

August Average Humidity in Saikai

This chart illustrates the average monthly humidity levels in Saikai, 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 Saikai is approximately 94%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec73%69%71%79%87%92%97%94%84%79%75%72%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Saikai

In Saikai 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 Saikai.

Maximum UV Index Levels in Saikai for August

The chart shows the monthly maximum UV Index (UVI) for Saikai 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 Saikai typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121211764
Data source: Saikai 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 Saikai Compares to Other Months

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

This table compares monthly weather conditions in Saikai, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather8°C (47°F)58 mm (2.3 inches)73%moderate
February Weather9°C (48°F)93 mm (3.6 inches)69%high
March Weather12°C (54°F)147 mm (5.8 inches)71%very high
April Weather15°C (60°F)130 mm (5.1 inches)79%very high
May Weather19°C (67°F)206 mm (8.1 inches)87%extreme
June Weather23°C (73°F)231 mm (9.1 inches)91%extreme
July Weather26°C (79°F)393 mm (15.5 inches)97%extreme
August Weather28°C (82°F)320 mm (12.6 inches)94%extreme
September Weather25°C (77°F)223 mm (8.8 inches)84%extreme
October Weather21°C (69°F)110 mm (4.3 inches)79%high
November Weather16°C (60°F)65 mm (2.6 inches)75%high
December Weather10°C (51°F)81 mm (3.2 inches)72%moderate

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