September Weather in Hiratacho, Japan

Last updated: August 23, 2025

In Hiratacho, Japan, the average temperature in September hovers around 24°C (75°F). Expect a range of minimums at 19°C (66°F) and maximums peaking at 31°C (88°F). This month also brings precipitation, with 223 mm (8.8 in) spread over 14 days. Don’t forget your umbrella, as the average humidity sits at a high 87%!

September Temperature in Hiratacho

In September in Hiratacho, the average temperature is 24°C (75°F). Maximum temperatures can reach 31°C (88°F), while the minimum can drop to as low as 19°C (66°F). This makes Hiratacho an ideal destination for travelers seeking warm and pleasant weather.

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

The chart illustrates September temperature patterns in Hiratacho, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Hiratacho, September typically has an average temperature of 24°C (75°F), with highs reaching up to 31°C (88°F) and lows dropping to around 19°C (66°F).

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

September Precipitation in Hiratacho

In Hiratacho in September, the total precipitation amount is 223 mm (8.8 in) over a span of 14 days, indicating a significant rainfall during that period.

September Precipitation Trends in Hiratacho

The chart displays monthly precipitation patterns in Hiratacho, 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 Hiratacho, September typically receives around 223 mm (8.8 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 Hiratacho

In Hiratacho in September, humidity is 87%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky embrace that clings to your skin, making outdoor activities feel heavier and more exhausting, and the air thickens, leaving you longing for shade and refreshing breezes as you navigate your adventures.

September Average Humidity in Hiratacho

This chart illustrates the average monthly humidity levels in Hiratacho, 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 Hiratacho is approximately 87%, 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 Hiratacho

In Hiratacho 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 Hiratacho.

Maximum UV Index Levels in Hiratacho for September

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

Data source: Hiratacho 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 Hiratacho Compares to Other Months

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

This table compares monthly weather conditions in Hiratacho, 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)	129 mm (5.1 inches)	82%	moderate
February Weather	7°C (45°F)	127 mm (5.0 inches)	79%	moderate
March Weather	10°C (50°F)	138 mm (5.4 inches)	73%	high
April Weather	13°C (56°F)	120 mm (4.7 inches)	74%	very high
May Weather	18°C (64°F)	99 mm (3.9 inches)	84%	very high
June Weather	21°C (70°F)	163 mm (6.4 inches)	86%	extreme
July Weather	25°C (77°F)	260 mm (10.2 inches)	92%	extreme
August Weather	27°C (81°F)	221 mm (8.7 inches)	92%	extreme
September Weather	24°C (75°F)	223 mm (8.8 inches)	87%	very high
October Weather	19°C (67°F)	166 mm (6.6 inches)	85%	high
November Weather	15°C (58°F)	70 mm (2.8 inches)	84%	moderate
December Weather	10°C (49°F)	150 mm (5.9 inches)	82%	moderate