September Weather in Masuda, Japan

Last updated: August 23, 2025

In September, the average temperature in Masuda, Japan is a pleasant 24°C (75°F). You can expect minimum temperatures to drop to 19°C (66°F) and peak at a warm 32°C (90°F). Be prepared for some rain, as the region receives an average precipitation of 234 mm (9.2 in) over 14 days. With an average humidity of 84%, the atmosphere tends to feel quite tropical!

September Temperature in Masuda

In September in Masuda, the average temperature is 24°C (75°F). Maximums can reach 32°C (90°F), while minimums can drop to as low as 19°C (66°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Masuda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Masuda, September typically has an average temperature of 24°C (75°F), with highs reaching up to 32°C (90°F) and lows dropping to around 19°C (66°F).

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

September Precipitation in Masuda

In Masuda in September, the total precipitation amount is 234 mm (9.2 in), which is recorded over a span of 14 days.

September Precipitation Trends in Masuda

The chart displays monthly precipitation patterns in Masuda, 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 Masuda, September typically receives around 234 mm (9.2 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 Masuda

In Masuda in September humidity is 84%. With an average temperature of 24°C (75°F), this humidity feels like a warm, tropical embrace, making it essential for travelers to stay hydrated and plan outdoor activities for early mornings or late afternoons when the heat is more bearable.

September Average Humidity in Masuda

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

In Masuda 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 Masuda.

Maximum UV Index Levels in Masuda for September

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

Data source: Masuda 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 Masuda Compares to Other Months

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

This table compares monthly weather conditions in Masuda, 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 (46°F)	119 mm (4.7 inches)	76%	moderate
February Weather	7°C (46°F)	115 mm (4.5 inches)	72%	moderate
March Weather	11°C (51°F)	160 mm (6.3 inches)	69%	very high
April Weather	14°C (57°F)	122 mm (4.8 inches)	75%	very high
May Weather	18°C (65°F)	117 mm (4.6 inches)	84%	extreme
June Weather	21°C (70°F)	172 mm (6.8 inches)	88%	extreme
July Weather	25°C (78°F)	295 mm (11.6 inches)	95%	extreme
August Weather	27°C (81°F)	225 mm (8.9 inches)	93%	extreme
September Weather	24°C (75°F)	234 mm (9.2 inches)	84%	very high
October Weather	19°C (67°F)	150 mm (5.9 inches)	79%	high
November Weather	15°C (59°F)	66 mm (2.6 inches)	76%	moderate
December Weather	10°C (50°F)	124 mm (4.9 inches)	75%	moderate