September Weather in Kakegawa, Japan

Last updated: August 23, 2025

In September, the average temperature in Kakegawa, Japan hovers around 25°C (77°F), making it a delightful time to explore. Temperature ranges can vary, with minimums dipping to 17°C (62°F) and reaching up to 35°C (94°F) on warmer days. Expect some precipitation, totaling around 232 mm (9.2 in) over about 20 days, paired with a high average humidity of 86%. Be prepared for a mix of sun and rain as you enjoy your time in this vibrant location!

September Temperature in Kakegawa

In September in Kakegawa, the average temperature is 25°C (77°F), with maximums reaching 35°C (94°F) and minimums dropping to as low as 17°C (62°F). This pleasant climate makes Kakegawa an ideal destination for travelers seeking warmth without the sweltering heat.

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

The chart illustrates September temperature patterns in Kakegawa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kakegawa, September typically has an average temperature of 25°C (77°F), with highs reaching up to 35°C (94°F) and lows dropping to around 17°C (62°F).

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

September Precipitation in Kakegawa

In Kakegawa in September, the total precipitation amount reaches 232 mm (9.2 in) over the course of 20 days.

September Precipitation Trends in Kakegawa

The chart displays monthly precipitation patterns in Kakegawa, 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 Kakegawa, September typically receives around 232 mm (9.2 inches) of precipitation spread over approximately 20 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 Kakegawa

In Kakegawa in September, humidity is 86%. With an average temperature of 25°C (77°F), this humidity feels like you are wrapped in a warm, heavy blanket, making travel a bit challenging as you may find yourself frequently seeking shade and hydration while navigating the vibrant streets.

September Average Humidity in Kakegawa

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

In Kakegawa 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 Kakegawa.

Maximum UV Index Levels in Kakegawa for September

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

Data source: Kakegawa 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 Kakegawa Compares to Other Months

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

This table compares monthly weather conditions in Kakegawa, 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 (45°F)	58 mm (2.3 inches)	76%	moderate
February Weather	8°C (46°F)	82 mm (3.2 inches)	74%	moderate
March Weather	11°C (53°F)	175 mm (6.9 inches)	70%	very high
April Weather	15°C (60°F)	175 mm (6.9 inches)	74%	very high
May Weather	20°C (68°F)	205 mm (8.1 inches)	81%	extreme
June Weather	23°C (73°F)	277 mm (10.9 inches)	88%	extreme
July Weather	26°C (80°F)	427 mm (16.8 inches)	93%	extreme
August Weather	28°C (83°F)	200 mm (7.9 inches)	90%	extreme
September Weather	25°C (77°F)	232 mm (9.2 inches)	86%	very high
October Weather	20°C (69°F)	297 mm (11.7 inches)	83%	high
November Weather	15°C (60°F)	91 mm (3.6 inches)	80%	moderate
December Weather	10°C (50°F)	71 mm (2.8 inches)	78%	moderate