September Weather in Shinmachi, Japan

Last updated: August 23, 2025

In September, the average temperature in Shinmachi, Japan is a warm 24°C (76°F). Expect a range with minimums dipping to 16°C (62°F) and maximums soaring up to 33°C (91°F). Be prepared for 16 rainy days, accumulating 196 mm (7.7 in) of precipitation, and enjoy the tropical ambiance with an average humidity of 83%.

September Temperature in Shinmachi

In September in Shinmachi, the average temperature is 24°C (76°F), with maximums reaching up to 33°C (91°F) and minimums dropping as low as 16°C (62°F). This makes it an ideal time for travelers to enjoy outdoor activities while experiencing comfortable weather.

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

The chart illustrates September temperature patterns in Shinmachi, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Shinmachi, September typically has an average temperature of 24°C (76°F), with highs reaching up to 33°C (91°F) and lows dropping to around 16°C (62°F).

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

September Precipitation in Shinmachi

In Shinmachi in September, the precipitation amount is 196 mm (7.7 in) over the course of 17 days.

September Precipitation Trends in Shinmachi

The chart displays monthly precipitation patterns in Shinmachi, 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 Shinmachi, September typically receives around 196 mm (7.7 inches) of precipitation spread over approximately 17 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 Shinmachi

In Shinmachi in September, humidity is 83%. With an average temperature of 24°C (76°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier and possibly causing travelers to sweat more quickly, prompting frequent breaks in shaded areas or the search for refreshing beverages.

September Average Humidity in Shinmachi

This chart illustrates the average monthly humidity levels in Shinmachi, 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 Shinmachi is approximately 83%, 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 Shinmachi

In Shinmachi 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 Shinmachi.

Maximum UV Index Levels in Shinmachi for September

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

Data source: Shinmachi 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 Shinmachi Compares to Other Months

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

This table compares monthly weather conditions in Shinmachi, 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)	65 mm (2.6 inches)	70%	moderate
February Weather	8°C (47°F)	57 mm (2.3 inches)	69%	moderate
March Weather	11°C (53°F)	163 mm (6.4 inches)	68%	very high
April Weather	15°C (59°F)	112 mm (4.4 inches)	73%	very high
May Weather	19°C (67°F)	135 mm (5.3 inches)	81%	extreme
June Weather	22°C (72°F)	185 mm (7.3 inches)	88%	extreme
July Weather	26°C (78°F)	207 mm (8.2 inches)	94%	extreme
August Weather	28°C (82°F)	121 mm (4.7 inches)	87%	extreme
September Weather	24°C (76°F)	196 mm (7.7 inches)	83%	very high
October Weather	20°C (68°F)	274 mm (10.8 inches)	78%	high
November Weather	15°C (60°F)	122 mm (4.8 inches)	74%	moderate
December Weather	10°C (51°F)	87 mm (3.4 inches)	72%	moderate