September Weather in Kuji, Japan

Last updated: August 23, 2025

In Kuji, Japan, the average temperature in September hovers around 20°C (68°F), making it a pleasant time to visit. Expect temperatures to range from a cool 12°C (54°F) to a warm 29°C (84°F). Precipitation averages about 130 mm (5.1 in) over 13 days, contributing to an average humidity of 89%. Prepare for a refreshing experience in this vibrant locale!

September Temperature in Kuji

In September in Kuji, the average temperature is 20°C (68°F), with maximums reaching 29°C (84°F) and minimums dropping to as low as 12°C (54°F). This pleasant climate makes Kuji an ideal destination for travelers looking to enjoy mild weather and outdoor activities.

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

The chart illustrates September temperature patterns in Kuji, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kuji, September typically has an average temperature of 20°C (68°F), with highs reaching up to 29°C (84°F) and lows dropping to around 12°C (54°F).

Data source: Temperature data for Kuji generated using information from the Copernicus Climate Change Service.

September Precipitation in Kuji

In Kuji in September, the precipitation amount is 130 mm (5.1 in) spread over 13 days.

September Precipitation Trends in Kuji

The chart displays monthly precipitation patterns in Kuji, 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 Kuji, September typically receives around 130 mm (5.1 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Kuji

In Kuji in September, humidity is 89%. With an average temperature of 20°C (68°F), this humidity feels like walking through a warm, damp blanket that clings to your skin, making each step feel heavier and the air thick with moisture, which can be quite uncomfortable for traveling.

September Average Humidity in Kuji

This chart illustrates the average monthly humidity levels in Kuji, 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 Kuji is approximately 89%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kuji

In Kuji in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Kuji.

Maximum UV Index Levels in Kuji for September

The chart shows the monthly maximum UV Index (UVI) for Kuji 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 Kuji typically reaches 9, which falls under the very high exposure category.

Data source: Kuji 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 Kuji Compares to Other Months

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

This table compares monthly weather conditions in Kuji, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	1°C (33°F)	55 mm (2.2 inches)	79%	low
February Weather	0°C (33°F)	71 mm (2.8 inches)	78%	moderate
March Weather	4°C (40°F)	93 mm (3.7 inches)	77%	high
April Weather	8°C (47°F)	107 mm (4.2 inches)	78%	very high
May Weather	13°C (56°F)	100 mm (3.9 inches)	86%	very high
June Weather	16°C (61°F)	100 mm (3.9 inches)	91%	very high
July Weather	20°C (69°F)	145 mm (5.7 inches)	95%	very high
August Weather	22°C (73°F)	176 mm (6.9 inches)	97%	extreme
September Weather	20°C (68°F)	130 mm (5.1 inches)	89%	very high
October Weather	15°C (59°F)	186 mm (7.3 inches)	81%	high
November Weather	9°C (49°F)	52 mm (2.0 inches)	78%	moderate
December Weather	3°C (37°F)	64 mm (2.5 inches)	77%	low