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August Weather in Nirasaki, Japan

Last updated: August 23, 2025

In August, the average temperature in Nirasaki, Japan hovers around 23°C (73°F), with a minimum of 12°C (54°F) and a maximum reaching up to 32°C (90°F). Expect about 150 mm (5.9 in) of precipitation spread over 18 days, contributing to a high average humidity of 90%. Make sure to prepare appropriately for the warm, wet conditions!

August Temperature in Nirasaki

In August in Nirasaki, the average temperature is 23°C (73°F). Maximums can reach 32°C (90°F), while minimums can drop as low as 12°C (54°F). This pleasant climate makes it an ideal destination for outdoor activities and exploration.

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

The chart illustrates August temperature patterns in Nirasaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nirasaki, 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 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec303240485863707365554435
Data source: Temperature data for Nirasaki 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 Nirasaki

In Nirasaki in August, the precipitation amount is 150 mm (5.9 in) over the course of 18 days.

August Precipitation Trends in Nirasaki

The chart displays monthly precipitation patterns in Nirasaki, 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 Nirasaki, August typically receives around 150 mm (5.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec48601361291381472931501832775254
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Nirasaki

In Nirasaki 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 Nirasaki

This chart illustrates the average monthly humidity levels in Nirasaki, 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 Nirasaki 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 Nirasaki

In Nirasaki 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 Nirasaki.

Maximum UV Index Levels in Nirasaki for August

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

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

This table compares monthly weather conditions in Nirasaki, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)48 mm (1.9 inches)76%moderate
February Weather0°C (32°F)60 mm (2.4 inches)74%high
March Weather4°C (40°F)136 mm (5.4 inches)70%very high
April Weather9°C (48°F)129 mm (5.1 inches)74%very high
May Weather14°C (58°F)138 mm (5.4 inches)81%extreme
June Weather17°C (64°F)147 mm (5.8 inches)88%extreme
July Weather21°C (70°F)293 mm (11.6 inches)93%extreme
August Weather23°C (73°F)150 mm (5.9 inches)90%extreme
September Weather18°C (65°F)183 mm (7.2 inches)86%very high
October Weather13°C (55°F)277 mm (10.9 inches)83%high
November Weather7°C (45°F)52 mm (2.0 inches)80%high
December Weather1°C (35°F)54 mm (2.1 inches)78%moderate

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