September Weather in Kitsuki, Japan

Last updated: August 23, 2025

In September, the average temperature in Kitsuki, Japan hovers around 25°C (77°F), with temperatures ranging from a comfortable 17°C (64°F) to a warm 33°C (91°F). Expect 190 mm (7.5 in) of rainfall spread over 14 days, contributing to an average humidity of 84%. It's the perfect blend of warmth and moisture, creating a unique climate experience!

September Temperature in Kitsuki

In September in Kitsuki, the average temperature is 25°C (77°F). Maximum temperatures can reach 33°C (91°F), while the minimum can dip as low as 17°C (64°F). Overall, this mild climate makes it an excellent time to visit Kitsuki for outdoor activities and exploration.

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

The chart illustrates September temperature patterns in Kitsuki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kitsuki, September typically has an average temperature of 25°C (77°F), with highs reaching up to 33°C (91°F) and lows dropping to around 17°C (64°F).

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

September Precipitation in Kitsuki

In Kitsuki in September, the precipitation amount is 190 mm (7.5 in) over the course of 14 days.

September Precipitation Trends in Kitsuki

The chart displays monthly precipitation patterns in Kitsuki, 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 Kitsuki, September typically receives around 190 mm (7.5 inches) of precipitation spread over approximately 14 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 Kitsuki

In Kitsuki in September, humidity is 84%. With an average temperature of 25°C (77°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making outdoor activities challenging and prompting travelers to seek shade and stay hydrated.

September Average Humidity in Kitsuki

This chart illustrates the average monthly humidity levels in Kitsuki, 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 Kitsuki is approximately 84%, 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 Kitsuki

In Kitsuki 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 Kitsuki.

Maximum UV Index Levels in Kitsuki for September

The chart shows the monthly maximum UV Index (UVI) for Kitsuki 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 Kitsuki typically reaches 10, which falls under the very high exposure category.

Data source: Kitsuki 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 Kitsuki Compares to Other Months

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

This table compares monthly weather conditions in Kitsuki, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (44°F)	49 mm (1.9 inches)	75%	moderate
February Weather	7°C (45°F)	65 mm (2.5 inches)	71%	high
March Weather	11°C (52°F)	115 mm (4.5 inches)	71%	very high
April Weather	15°C (60°F)	113 mm (4.5 inches)	78%	very high
May Weather	20°C (68°F)	152 mm (6.0 inches)	84%	extreme
June Weather	23°C (74°F)	193 mm (7.6 inches)	86%	extreme
July Weather	27°C (81°F)	354 mm (13.9 inches)	92%	extreme
August Weather	29°C (84°F)	222 mm (8.7 inches)	91%	extreme
September Weather	25°C (77°F)	190 mm (7.5 inches)	84%	very high
October Weather	20°C (69°F)	162 mm (6.4 inches)	83%	high
November Weather	14°C (58°F)	44 mm (1.7 inches)	81%	high
December Weather	9°C (48°F)	53 mm (2.1 inches)	79%	moderate