September Weather in Buzen, Japan

Last updated: August 23, 2025

The average temperature in Buzen, Japan during September is a pleasant 24°C (76°F). You'll experience a range of temperatures, with minimums dipping to 16°C (62°F) and maximums soaring to 33°C (91°F). Be prepared for some rain, as the area sees about 173 mm (6.8 in) of precipitation over 15 days, coupled with an average humidity level of 84%.

September Temperature in Buzen

In September in Buzen, the average temperature is 24°C (76°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 16°C (62°F). This makes it an ideal time for travelers to enjoy outdoor activities while experiencing comfortable weather.

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

The chart illustrates September temperature patterns in Buzen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Buzen, September typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (91°F) and lows dropping to around 16°C (62°F).

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

September Precipitation in Buzen

In Buzen in September, the precipitation amount is 173 mm (6.8 in) during a span of 15 days.

September Precipitation Trends in Buzen

The chart displays monthly precipitation patterns in Buzen, 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 Buzen, September typically receives around 173 mm (6.8 inches) of precipitation spread over approximately 15 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 Buzen

In Buzen in September humidity is 84%. With an average temperature of 24°C (76°F), this humidity feels like a warm, damp embrace that can make outdoor activities feel sticky and uncomfortable, requiring frequent breaks in the shade and plenty of hydration for travelers.

September Average Humidity in Buzen

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

In Buzen 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 Buzen.

Maximum UV Index Levels in Buzen for September

The chart shows the monthly maximum UV Index (UVI) for Buzen 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 Buzen typically reaches 11, which falls under the extreme exposure category.

Data source: Buzen 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 Buzen Compares to Other Months

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

This table compares monthly weather conditions in Buzen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (42°F)	52 mm (2.0 inches)	75%	moderate
February Weather	6°C (44°F)	71 mm (2.8 inches)	71%	high
March Weather	11°C (51°F)	122 mm (4.8 inches)	71%	very high
April Weather	15°C (59°F)	114 mm (4.5 inches)	78%	extreme
May Weather	20°C (68°F)	156 mm (6.2 inches)	84%	extreme
June Weather	23°C (74°F)	194 mm (7.6 inches)	86%	extreme
July Weather	27°C (80°F)	329 mm (13.0 inches)	92%	extreme
August Weather	28°C (83°F)	224 mm (8.8 inches)	91%	extreme
September Weather	24°C (76°F)	173 mm (6.8 inches)	84%	extreme
October Weather	19°C (67°F)	138 mm (5.4 inches)	83%	high
November Weather	13°C (56°F)	47 mm (1.9 inches)	81%	high
December Weather	8°C (46°F)	59 mm (2.3 inches)	79%	moderate