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August Weather in Saga, Japan

Last updated: August 23, 2025

In August, the average temperature in Saga, Japan hovers around 28°C (83°F), with lows dipping to 20°C (67°F) and highs reaching up to 36°C (98°F). Be prepared for a bit of wet weather, as precipitation totals around 325 mm (12.8 in) over 14 days. Additionally, expect high humidity levels of around 91%, making for a warm and sticky atmosphere.

August Temperature in Saga

In August in Saga, the average temperature is 28°C (83°F). Maximums can reach 36°C (98°F), while minimums can dip as low as 20°C (67°F). This makes it an ideal time for travelers seeking warm weather and plenty of outdoor activities.

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

The chart illustrates August temperature patterns in Saga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Saga, August typically has an average temperature of 28°C (83°F), with highs reaching up to 36°C (98°F) and lows dropping to around 20°C (67°F).
JanFebMarAprMayJunJulAugSepOctNovDec444552596874808376675647
Data source: Temperature data for Saga 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 Saga

In Saga in August, the total precipitation amount is 325 mm (12.8 in) over the course of 14 days.

August Precipitation Trends in Saga

The chart displays monthly precipitation patterns in Saga, 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 Saga, August typically receives around 325 mm (12.8 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec56821351271922193933252151196174
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Saga

In Saga in August humidity is 91%. With an average temperature of 28°C (83°F), this humidity feels like a thick blanket wrapping around you, making traveling feel exhausting and draining, as each step is met with a wave of warmth and heaviness in the air.

August Average Humidity in Saga

This chart illustrates the average monthly humidity levels in Saga, 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 Saga is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%71%71%78%84%86%92%91%84%83%81%79%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Saga

In Saga 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 Saga.

Maximum UV Index Levels in Saga for August

The chart shows the monthly maximum UV Index (UVI) for Saga 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 Saga typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468111111121211764
Data source: Saga 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 Saga Compares to Other Months

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

This table compares monthly weather conditions in Saga, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (44°F)56 mm (2.2 inches)75%moderate
February Weather7°C (45°F)82 mm (3.2 inches)71%high
March Weather11°C (52°F)135 mm (5.3 inches)71%very high
April Weather15°C (59°F)127 mm (5.0 inches)78%extreme
May Weather20°C (68°F)192 mm (7.6 inches)84%extreme
June Weather23°C (74°F)219 mm (8.6 inches)86%extreme
July Weather27°C (80°F)393 mm (15.5 inches)92%extreme
August Weather28°C (83°F)325 mm (12.8 inches)91%extreme
September Weather24°C (76°F)215 mm (8.5 inches)84%extreme
October Weather19°C (67°F)119 mm (4.7 inches)83%high
November Weather13°C (56°F)61 mm (2.4 inches)81%high
December Weather8°C (47°F)74 mm (2.9 inches)79%moderate

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