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September Weather in Serusa, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Serusa, Indonesia is a warm 28°C (82°F), with minimums dipping to 24°C (76°F) and maximums reaching 32°C (89°F). Expect a lush ambiance with precipitation averaging 266 mm (10.5 in) over 27 days, contributing to a high average humidity of 90%. Embrace the tropical vibes!

September Temperature in Serusa

In September in Serusa, the average temperature is 28°C (82°F), with maximums reaching up to 32°C (89°F) and minimums dropping as low as 24°C (76°F). This weather makes it a perfect time to enjoy outdoor activities and explore the local attractions comfortably.

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

The chart illustrates September temperature patterns in Serusa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Serusa, September typically has an average temperature of 28°C (82°F), with highs reaching up to 32°C (89°F) and lows dropping to around 24°C (76°F).
JanFebMarAprMayJunJulAugSepOctNovDec818282828383828282828181
Data source: Temperature data for Serusa 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 Serusa

In Serusa in September, the precipitation amount is 266 mm (10.5 in) over a period of 27 days.

September Precipitation Trends in Serusa

The chart displays monthly precipitation patterns in Serusa, 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 Serusa, September typically receives around 266 mm (10.5 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec228134231284240146135177266285429320
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Serusa

In Serusa in September, humidity is 90%. With an average temperature of 28°C (82°F), this humidity feels like a heavy blanket enveloping you, making travel feel stifling and exhausting, as each step feels laborious and sweat clings to your skin.

September Average Humidity in Serusa

This chart illustrates the average monthly humidity levels in Serusa, 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 Serusa is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%77%77%80%85%87%88%90%90%89%89%90%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Serusa

In Serusa in September, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Serusa.

Maximum UV Index Levels in Serusa for September

The chart shows the monthly maximum UV Index (UVI) for Serusa 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 Serusa typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec131516151412121415141312
Data source: Serusa 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 Serusa Compares to Other Months

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

This table compares monthly weather conditions in Serusa, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)228 mm (9.0 inches)84%extreme
February Weather28°C (82°F)134 mm (5.3 inches)77%extreme
March Weather28°C (82°F)231 mm (9.1 inches)77%extreme
April Weather28°C (83°F)283 mm (11.2 inches)80%extreme
May Weather28°C (83°F)240 mm (9.4 inches)85%extreme
June Weather28°C (83°F)146 mm (5.8 inches)87%extreme
July Weather28°C (83°F)135 mm (5.3 inches)87%extreme
August Weather28°C (83°F)177 mm (7.0 inches)90%extreme
September Weather28°C (82°F)266 mm (10.5 inches)90%extreme
October Weather28°C (82°F)285 mm (11.2 inches)89%extreme
November Weather27°C (81°F)429 mm (16.9 inches)89%extreme
December Weather27°C (81°F)320 mm (12.6 inches)90%extreme

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