September Weather in Nishinoomote, Japan

Last updated: August 23, 2025

In Nishinoomote, Japan, the average temperature in September hovers around 27°C (80°F), with a comfortable minimum of 22°C (72°F) and a pleasant maximum of 29°C (85°F). However, be prepared for some rain, as the region experiences an average precipitation of 257 mm (10.1 in) over 19 days, accompanied by an average humidity of 80%. Perfect for those who enjoy a warm and humid climate!

September Temperature in Nishinoomote

In September in Nishinoomote, the average temperature is 27°C (80°F). Maximums can reach 29°C (85°F), while minimums can dip to as low as 22°C (72°F). This mild climate makes Nishinoomote an ideal destination for travelers seeking pleasant weather and outdoor activities.

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

The chart illustrates September temperature patterns in Nishinoomote, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nishinoomote, September typically has an average temperature of 27°C (80°F), with highs reaching up to 29°C (85°F) and lows dropping to around 22°C (72°F).

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

September Precipitation in Nishinoomote

In Nishinoomote in September, the precipitation amount is 257 mm (10.1 in) over the course of 19 days.

September Precipitation Trends in Nishinoomote

The chart displays monthly precipitation patterns in Nishinoomote, 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 Nishinoomote, September typically receives around 257 mm (10.1 inches) of precipitation spread over approximately 19 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 Nishinoomote

In Nishinoomote in September humidity is 80%. With an average temperature of 27°C (80°F), this humidity feels like a warm, heavy blanket enveloping you, making outdoor activities feel more exhausting and sticky, and challenging you to stay hydrated while exploring.

September Average Humidity in Nishinoomote

This chart illustrates the average monthly humidity levels in Nishinoomote, 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 Nishinoomote is approximately 80%, 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 Nishinoomote

In Nishinoomote 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 Nishinoomote.

Maximum UV Index Levels in Nishinoomote for September

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

Data source: Nishinoomote 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 Nishinoomote Compares to Other Months

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

This table compares monthly weather conditions in Nishinoomote, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	13°C (56°F)	79 mm (3.1 inches)	72%	moderate
February Weather	13°C (56°F)	132 mm (5.2 inches)	68%	high
March Weather	16°C (61°F)	190 mm (7.5 inches)	72%	very high
April Weather	19°C (66°F)	156 mm (6.1 inches)	79%	extreme
May Weather	22°C (71°F)	236 mm (9.3 inches)	83%	extreme
June Weather	24°C (76°F)	445 mm (17.5 inches)	86%	extreme
July Weather	27°C (81°F)	233 mm (9.2 inches)	90%	extreme
August Weather	28°C (83°F)	184 mm (7.3 inches)	85%	extreme
September Weather	27°C (80°F)	257 mm (10.1 inches)	80%	extreme
October Weather	24°C (75°F)	157 mm (6.2 inches)	78%	very high
November Weather	20°C (68°F)	141 mm (5.6 inches)	76%	high
December Weather	15°C (60°F)	113 mm (4.5 inches)	74%	moderate