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September Weather in Higashihiroshima, Japan

Last updated: August 23, 2025

In September, the average temperature in Higashihiroshima, Japan is a pleasant 23°C (74°F). Visitors can expect a minimum temperature of 12°C (54°F) and a maximum that can soar to 34°C (93°F). During this month, you'll encounter approximately 203 mm (8.0 in) of precipitation spread over 13 days, resulting in a high humidity level of 87%, making it a humid experience overall.

September Temperature in Higashihiroshima

In September in Higashihiroshima, the average temperature is 23°C (74°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 12°C (54°F). This pleasant climate makes Higashihiroshima an ideal destination for travelers seeking a comfortable getaway during this time of year.

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

The chart illustrates September temperature patterns in Higashihiroshima, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Higashihiroshima, September typically has an average temperature of 23°C (74°F), with highs reaching up to 34°C (93°F) and lows dropping to around 12°C (54°F).
JanFebMarAprMayJunJulAugSepOctNovDec404149576671798274645343
Data source: Temperature data for Higashihiroshima generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Higashihiroshima

In Higashihiroshima in September, the total precipitation amount is 203 mm (8.0 in) over the course of 13 days.

September Precipitation Trends in Higashihiroshima

The chart displays monthly precipitation patterns in Higashihiroshima, 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 Higashihiroshima, September typically receives around 203 mm (8.0 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec44571091241141583702232031603552
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Higashihiroshima

In Higashihiroshima in September, humidity is 87%. With an average temperature of 23°C (74°F), this humidity feels like a warm, sticky embrace that can quickly wear you down while traveling, making even short walks feel exhausting and necessitating frequent breaks for hydration and cool air.

September Average Humidity in Higashihiroshima

This chart illustrates the average monthly humidity levels in Higashihiroshima, 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 Higashihiroshima is approximately 87%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%73%74%84%86%92%92%87%85%84%82%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Higashihiroshima

In Higashihiroshima 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 Higashihiroshima.

Maximum UV Index Levels in Higashihiroshima for September

The chart shows the monthly maximum UV Index (UVI) for Higashihiroshima 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 Higashihiroshima typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec458101111121210764
Data source: Higashihiroshima 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 Higashihiroshima Compares to Other Months

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

This table compares monthly weather conditions in Higashihiroshima, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)44 mm (1.7 inches)82%moderate
February Weather5°C (41°F)57 mm (2.2 inches)79%moderate
March Weather9°C (49°F)109 mm (4.3 inches)73%very high
April Weather14°C (57°F)124 mm (4.9 inches)74%very high
May Weather19°C (66°F)114 mm (4.5 inches)84%extreme
June Weather22°C (72°F)158 mm (6.2 inches)86%extreme
July Weather26°C (79°F)370 mm (14.6 inches)92%extreme
August Weather28°C (82°F)223 mm (8.8 inches)92%extreme
September Weather23°C (74°F)203 mm (8.0 inches)87%very high
October Weather18°C (64°F)160 mm (6.3 inches)85%high
November Weather11°C (53°F)35 mm (1.4 inches)84%high
December Weather6°C (44°F)52 mm (2.0 inches)82%moderate

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