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August Weather in Nagatoro, Japan

Last updated: August 23, 2025

In Nagatoro, Japan, the average temperature in August reaches a warm 25°C (77°F). Weather can vary significantly, with minimums dipping to 13°C (56°F) and maximums soaring to 35°C (94°F). Visitors should prepare for frequent rainfall, as the region experiences 242 mm (9.5 in) of precipitation over 25 days, contributing to an average humidity of a balmy 90%.

August Temperature in Nagatoro

In August in Nagatoro, the average temperature is 25°C (77°F), with maximums reaching up to 35°C (94°F) and minimums dropping as low as 13°C (56°F). This mild climate makes it an ideal time for travelers to enjoy outdoor activities and explore the surroundings comfortably.

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

The chart illustrates August temperature patterns in Nagatoro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nagatoro, August typically has an average temperature of 25°C (77°F), with highs reaching up to 35°C (94°F) and lows dropping to around 13°C (56°F).
JanFebMarAprMayJunJulAugSepOctNovDec363845526266737668594940
Data source: Temperature data for Nagatoro 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 Nagatoro

In Nagatoro in August, the total precipitation amount is 242 mm (9.5 in) spread over 25 days.

August Precipitation Trends in Nagatoro

The chart displays monthly precipitation patterns in Nagatoro, 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 Nagatoro, August typically receives around 242 mm (9.5 inches) of precipitation spread over approximately 25 days.
JanFebMarAprMayJunJulAugSepOctNovDec55591521581862453772422853595957
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Nagatoro

In Nagatoro in August humidity is 90%. With an average temperature of 25°C (77°F), this humidity feels like a warm, moist blanket enveloping you, making any outdoor travel feel stifling and heavy, often leading to a quick exhaustion as you navigate through the sultry air.

August Average Humidity in Nagatoro

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

In Nagatoro in August, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Nagatoro.

Maximum UV Index Levels in Nagatoro for August

The chart shows the monthly maximum UV Index (UVI) for Nagatoro 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 Nagatoro typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121110754
Data source: Nagatoro 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 Nagatoro Compares to Other Months

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

This table compares monthly weather conditions in Nagatoro, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)55 mm (2.2 inches)76%moderate
February Weather3°C (38°F)59 mm (2.3 inches)74%high
March Weather7°C (45°F)152 mm (6.0 inches)70%very high
April Weather11°C (52°F)158 mm (6.2 inches)74%very high
May Weather16°C (62°F)186 mm (7.3 inches)81%extreme
June Weather19°C (67°F)245 mm (9.7 inches)88%extreme
July Weather23°C (74°F)377 mm (14.8 inches)93%extreme
August Weather25°C (77°F)242 mm (9.5 inches)90%extreme
September Weather20°C (69°F)285 mm (11.2 inches)86%very high
October Weather15°C (59°F)359 mm (14.1 inches)83%high
November Weather10°C (49°F)59 mm (2.3 inches)80%moderate
December Weather5°C (40°F)57 mm (2.2 inches)78%moderate

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