September Weather in Nakatonbetsu, Japan

Last updated: August 23, 2025

In September, the average temperature in Nakatonbetsu, Japan is a pleasant 17°C (62°F). Expect a minimum of 7°C (45°F) and a maximum of 28°C (82°F). During this period, the area receives an average precipitation of 78 mm (3.1 in) spread over 12 days, with an average humidity of 86%—perfect for enjoying the lush landscapes!

September Temperature in Nakatonbetsu

In September in Nakatonbetsu, the average temperature is 17°C (62°F). The maximum can reach 28°C (82°F) and the minimum can be as low as 7°C (45°F). This makes it a great time for travelers to enjoy mild weather while exploring the area.

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

The chart illustrates September temperature patterns in Nakatonbetsu, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nakatonbetsu, September typically has an average temperature of 17°C (62°F), with highs reaching up to 28°C (82°F) and lows dropping to around 7°C (45°F).

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

September Precipitation in Nakatonbetsu

In Nakatonbetsu in September, the precipitation amount is 78 mm (3.1 in), occurring over a span of 12 days.

September Precipitation Trends in Nakatonbetsu

The chart displays monthly precipitation patterns in Nakatonbetsu, 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 Nakatonbetsu, September typically receives around 78 mm (3.1 inches) of precipitation spread over approximately 12 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Nakatonbetsu

In Nakatonbetsu in September, humidity is 86%. With an average temperature of 17°C (62°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities feel more strenuous and prompting frequent breaks in shaded areas for travelers exploring the sights.

September Average Humidity in Nakatonbetsu

This chart illustrates the average monthly humidity levels in Nakatonbetsu, 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 Nakatonbetsu is approximately 86%, 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 Nakatonbetsu

In Nakatonbetsu in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Nakatonbetsu.

Maximum UV Index Levels in Nakatonbetsu for September

The chart shows the monthly maximum UV Index (UVI) for Nakatonbetsu 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 Nakatonbetsu typically reaches 7, which falls under the high exposure category.

Data source: Nakatonbetsu 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 Nakatonbetsu Compares to Other Months

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

This table compares monthly weather conditions in Nakatonbetsu, 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 (22°F)	65 mm (2.6 inches)	87%	low
February Weather	-6°C (22°F)	65 mm (2.5 inches)	84%	moderate
March Weather	0°C (31°F)	78 mm (3.1 inches)	83%	moderate
April Weather	5°C (41°F)	63 mm (2.5 inches)	84%	high
May Weather	10°C (51°F)	87 mm (3.4 inches)	88%	very high
June Weather	13°C (56°F)	89 mm (3.5 inches)	88%	very high
July Weather	18°C (65°F)	95 mm (3.8 inches)	93%	very high
August Weather	19°C (67°F)	152 mm (6.0 inches)	94%	very high
September Weather	17°C (62°F)	78 mm (3.1 inches)	86%	high
October Weather	11°C (52°F)	126 mm (5.0 inches)	79%	moderate
November Weather	4°C (40°F)	126 mm (5.0 inches)	77%	moderate
December Weather	-3°C (27°F)	96 mm (3.8 inches)	83%	low