September Weather in Sakaki, Japan

Last updated: August 23, 2025

In September, the average temperature in Sakaki, Japan hovers around 19°C (67°F). Visitors can expect a minimum temperature of 7°C (45°F) and a maximum of 31°C (89°F). With an average precipitation amount of 172 mm (6.8 in) spread over 18 days, it's wise to prepare for occasional rainfall. Additionally, the region experiences a high average humidity of 89%, ensuring a warm and moist atmosphere.

September Temperature in Sakaki

In September in Sakaki, the average temperature is 19°C (67°F). Maximums can reach 31°C (89°F) and minimums can be as low as 7°C (45°F). This pleasant climate makes Sakaki an ideal destination for travelers seeking moderate weather and outdoor activities during this time.

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

The chart illustrates September temperature patterns in Sakaki, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sakaki, September typically has an average temperature of 19°C (67°F), with highs reaching up to 31°C (89°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec303240496066737567564535
Data source: Temperature data for Sakaki 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 Sakaki

In Sakaki in September, the precipitation amount is 172 mm (6.8 in) during 18 days, indicating a relatively wet period for the area.

September Precipitation Trends in Sakaki

The chart displays monthly precipitation patterns in Sakaki, 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 Sakaki, September typically receives around 172 mm (6.8 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec92891181241451512881621722136799
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sakaki

In Sakaki in September, humidity is 89%. With an average temperature of 19°C (67°F), this humidity feels like a warm, muggy blanket enveloping you, making outdoor activities uncomfortable and encouraging travelers to seek shaded areas or indoor attractions during the hottest parts of the day.

September Average Humidity in Sakaki

This chart illustrates the average monthly humidity levels in Sakaki, 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 Sakaki is approximately 89%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%87%81%79%81%88%92%92%89%87%85%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Sakaki

In Sakaki 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 Sakaki.

Maximum UV Index Levels in Sakaki for September

The chart shows the monthly maximum UV Index (UVI) for Sakaki 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 Sakaki typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46891111111110753
Data source: Sakaki 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 Sakaki Compares to Other Months

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

This table compares monthly weather conditions in Sakaki, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)92 mm (3.6 inches)88%moderate
February Weather0°C (33°F)89 mm (3.5 inches)86%high
March Weather5°C (40°F)118 mm (4.6 inches)81%very high
April Weather9°C (49°F)124 mm (4.9 inches)78%very high
May Weather16°C (60°F)145 mm (5.7 inches)81%extreme
June Weather19°C (66°F)151 mm (6.0 inches)88%extreme
July Weather23°C (73°F)287 mm (11.3 inches)92%extreme
August Weather24°C (76°F)162 mm (6.4 inches)92%extreme
September Weather19°C (67°F)172 mm (6.8 inches)89%very high
October Weather13°C (56°F)213 mm (8.4 inches)87%high
November Weather7°C (45°F)67 mm (2.6 inches)85%moderate
December Weather2°C (36°F)99 mm (3.9 inches)86%moderate

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