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September Weather in Kuwana, Japan

Last updated: August 23, 2025

The average temperature in Kuwana, Japan during September hovers around 25°C (78°F). Expect a range from a minimum of 15°C (59°F) to a sizzling maximum of 37°C (99°F). This month also brings 181 mm (7.1 in) of precipitation spread across 16 days, contributing to an average humidity level of 87%. Be prepared for a warm, humid experience!

September Temperature in Kuwana

In September, in Kuwana, the average temperature is 25°C (78°F). Maximums can reach 37°C (99°F), and minimums can be as low as 15°C (59°F). This pleasant weather makes it an ideal time for exploring outdoor activities and enjoying the local attractions.

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

The chart illustrates September temperature patterns in Kuwana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kuwana, September typically has an average temperature of 25°C (78°F), with highs reaching up to 37°C (99°F) and lows dropping to around 15°C (59°F).
JanFebMarAprMayJunJulAugSepOctNovDec434452596874818577685747
Data source: Temperature data for Kuwana 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 Kuwana

In Kuwana in September, the total precipitation amount is 181 mm (7.1 in) over a period of 16 days.

September Precipitation Trends in Kuwana

The chart displays monthly precipitation patterns in Kuwana, 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 Kuwana, September typically receives around 181 mm (7.1 inches) of precipitation spread over approximately 16 days.
JanFebMarAprMayJunJulAugSepOctNovDec46531431401751643172011812685653
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kuwana

In Kuwana in September, humidity is 87%. With an average temperature of 25°C (78°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities particularly strenuous and requiring frequent breaks for hydration and shade.

September Average Humidity in Kuwana

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

In Kuwana 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 Kuwana.

Maximum UV Index Levels in Kuwana for September

The chart shows the monthly maximum UV Index (UVI) for Kuwana 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 Kuwana typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101111111110753
Data source: Kuwana 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 Kuwana Compares to Other Months

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

This table compares monthly weather conditions in Kuwana, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)46 mm (1.8 inches)82%moderate
February Weather7°C (44°F)53 mm (2.1 inches)79%high
March Weather11°C (52°F)143 mm (5.6 inches)74%very high
April Weather15°C (60°F)140 mm (5.5 inches)76%very high
May Weather20°C (68°F)175 mm (6.9 inches)83%extreme
June Weather24°C (75°F)164 mm (6.5 inches)87%extreme
July Weather27°C (82°F)316 mm (12.5 inches)93%extreme
August Weather29°C (85°F)201 mm (7.9 inches)91%extreme
September Weather25°C (78°F)181 mm (7.1 inches)87%very high
October Weather20°C (68°F)268 mm (10.6 inches)85%high
November Weather14°C (57°F)56 mm (2.2 inches)83%moderate
December Weather8°C (47°F)53 mm (2.1 inches)83%moderate

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