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September Weather in Nakamura, Japan

Last updated: August 23, 2025

In Nakamura, Japan, the average temperature in September hovers around 25°C (78°F), offering a pleasant climate for outdoor activities. Expect a comfortable minimum of 18°C (65°F) and a warm maximum of 31°C (87°F). However, brace yourself for some rain, as 299 mm (11.8 in) of precipitation can fall over 18 days. With an average humidity level of 85%, the air carries a distinct tropical feel.

September Temperature in Nakamura

In September in Nakamura, the average temperature is 25°C (78°F). The maximum can reach 31°C (87°F) and the minimum can be as low as 18°C (65°F). This makes Nakamura an ideal destination for travelers seeking pleasant weather and outdoor activities during this time.

September Weather in Nakamura: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Nakamura, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nakamura, September typically has an average temperature of 25°C (78°F), with highs reaching up to 31°C (87°F) and lows dropping to around 18°C (65°F).
JanFebMarAprMayJunJulAugSepOctNovDec484855616773798177706151
Data source: Temperature data for Nakamura 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.

September Precipitation in Nakamura

In Nakamura in September, the precipitation amount is 299 mm (11.8 in) spread over 18 days.

September Precipitation Trends in Nakamura

The chart displays monthly precipitation patterns in Nakamura, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Nakamura, September typically receives around 299 mm (11.8 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec661051761932332794222622992859288
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Nakamura

In Nakamura in September humidity is 85%. With an average temperature of 25°C (78°F), this humidity feels like traveling through a warm, damp blanket that clings to your skin, making even short walks feel exhausting and prompting frequent breaks in the shade or a refreshing drink to stay cool.

September Average Humidity in Nakamura

This chart illustrates the average monthly humidity levels in Nakamura, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Nakamura is approximately 85%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec74%70%70%76%83%86%91%88%85%82%79%77%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Nakamura

In Nakamura in September, 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 Nakamura.

Maximum UV Index Levels in Nakamura for September

The chart shows the monthly maximum UV Index (UVI) for Nakamura in September, 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 September, the maximum UV index in Nakamura typically reaches 11, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec469101212121211864
Data source: Nakamura September 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 September Weather in Nakamura Compares to Other Months

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

This table compares monthly weather conditions in Nakamura, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (48°F)66 mm (2.6 inches)74%moderate
February Weather9°C (48°F)105 mm (4.1 inches)70%high
March Weather13°C (55°F)176 mm (6.9 inches)70%very high
April Weather16°C (61°F)193 mm (7.6 inches)76%very high
May Weather20°C (68°F)233 mm (9.2 inches)82%extreme
June Weather23°C (73°F)279 mm (11.0 inches)86%extreme
July Weather26°C (79°F)422 mm (16.6 inches)91%extreme
August Weather27°C (82°F)262 mm (10.3 inches)88%extreme
September Weather25°C (78°F)299 mm (11.8 inches)85%extreme
October Weather21°C (70°F)285 mm (11.2 inches)82%very high
November Weather16°C (61°F)92 mm (3.6 inches)79%high
December Weather11°C (52°F)88 mm (3.5 inches)77%moderate

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