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September Weather in Kameshima, Japan

Last updated: August 23, 2025

In September, the average temperature in Kameshima, Japan hovers around 24°C (76°F), with minimums dipping to 19°C (66°F) and maximums soaring up to 33°C (92°F). Expect a fair amount of rain, as precipitation reaches 212 mm (8.4 in) over 16 days. Additionally, the air tends to be quite humid, with an average humidity level of 87%.

September Temperature in Kameshima

In September in Kameshima, the average temperature is 24°C (76°F). Maximums can reach 33°C (92°F) and minimums can be as low as 19°C (66°F). This makes Kameshima an ideal destination for travelers seeking pleasant, warm weather.

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

The chart illustrates September temperature patterns in Kameshima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kameshima, September typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (92°F) and lows dropping to around 19°C (66°F).
JanFebMarAprMayJunJulAugSepOctNovDec444450556470788276675849
Data source: Temperature data for Kameshima 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 Kameshima

In Kameshima in September, the precipitation amount is 212 mm (8.4 in) spread over 16 days, creating a wet and humid environment.

September Precipitation Trends in Kameshima

The chart displays monthly precipitation patterns in Kameshima, 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 Kameshima, September typically receives around 212 mm (8.4 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec14413214015113116729521721221695182
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kameshima

In Kameshima in September, humidity is 87%. With an average temperature of 24°C (76°F), this humidity feels like a warm, clingy blanket enveloping you, making travel feel sluggish and sticky as you navigate the air thick with moisture.

September Average Humidity in Kameshima

This chart illustrates the average monthly humidity levels in Kameshima, 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 Kameshima is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%74%76%83%87%93%91%87%85%83%83%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kameshima

In Kameshima in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Kameshima.

Maximum UV Index Levels in Kameshima for September

The chart shows the monthly maximum UV Index (UVI) for Kameshima 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 Kameshima typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111111110753
Data source: Kameshima 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 Kameshima Compares to Other Months

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

This table compares monthly weather conditions in Kameshima, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather7°C (44°F)144 mm (5.7 inches)82%moderate
February Weather7°C (44°F)132 mm (5.2 inches)79%moderate
March Weather10°C (50°F)140 mm (5.5 inches)74%very high
April Weather13°C (56°F)151 mm (6.0 inches)76%very high
May Weather18°C (64°F)131 mm (5.2 inches)83%extreme
June Weather21°C (70°F)166 mm (6.6 inches)87%extreme
July Weather26°C (79°F)295 mm (11.6 inches)93%extreme
August Weather28°C (82°F)217 mm (8.5 inches)91%extreme
September Weather24°C (76°F)212 mm (8.4 inches)87%very high
October Weather20°C (67°F)216 mm (8.5 inches)85%high
November Weather14°C (58°F)95 mm (3.7 inches)83%moderate
December Weather9°C (49°F)182 mm (7.1 inches)83%moderate

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