September Weather in Fuefuki, Japan

Last updated: August 23, 2025

The average temperature in Fuefuki, Japan during September is a pleasant 18°C (65°F). Expect a minimum of 9°C (49°F) and a maximum of 31°C (87°F). Alongside this comfortable climate, anticipate precipitation totaling 208 mm (8.2 in) over approximately 22 days, with an average humidity of 86%.

September Temperature in Fuefuki

In September in Fuefuki, the average temperature is 18°C (65°F). Maximums can reach 31°C (87°F), and minimums can drop as low as 9°C (49°F). This makes Fuefuki a comfortable destination for travelers looking to enjoy mild weather while exploring the area.

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

The chart illustrates September temperature patterns in Fuefuki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fuefuki, September typically has an average temperature of 18°C (65°F), with highs reaching up to 31°C (87°F) and lows dropping to around 9°C (49°F).

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

September Precipitation in Fuefuki

In Fuefuki in September, the precipitation amount is 208 mm (8.2 in) over a span of 22 days.

September Precipitation Trends in Fuefuki

The chart displays monthly precipitation patterns in Fuefuki, 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 Fuefuki, September typically receives around 208 mm (8.2 inches) of precipitation spread over approximately 22 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 Fuefuki

In Fuefuki in September humidity is 86%. With an average temperature of 18°C (65°F), this humidity feels like you’re wrapped in a warm, heavy blanket, making outdoor activities feel quite muggy and sticky for traveling.

September Average Humidity in Fuefuki

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

In Fuefuki 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 Fuefuki.

Maximum UV Index Levels in Fuefuki for September

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

Data source: Fuefuki 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 Fuefuki Compares to Other Months

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

This table compares monthly weather conditions in Fuefuki, 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 (31°F)	48 mm (1.9 inches)	76%	moderate
February Weather	0°C (33°F)	58 mm (2.3 inches)	74%	high
March Weather	5°C (41°F)	144 mm (5.7 inches)	70%	very high
April Weather	9°C (48°F)	138 mm (5.4 inches)	74%	very high
May Weather	14°C (58°F)	148 mm (5.8 inches)	81%	extreme
June Weather	17°C (63°F)	179 mm (7.1 inches)	88%	extreme
July Weather	21°C (70°F)	320 mm (12.6 inches)	93%	extreme
August Weather	23°C (73°F)	190 mm (7.5 inches)	90%	extreme
September Weather	18°C (65°F)	208 mm (8.2 inches)	86%	very high
October Weather	13°C (55°F)	324 mm (12.8 inches)	83%	high
November Weather	7°C (45°F)	56 mm (2.2 inches)	80%	moderate
December Weather	2°C (36°F)	52 mm (2.1 inches)	78%	moderate