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September Weather in Banda, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Banda, Indonesia reaches a pleasant 25°C (78°F). Expect minimums around 20°C (69°F) and maximums peaking at 33°C (91°F). However, be prepared for frequent rain, with 277 mm (10.9 in) of precipitation spread across 26 days. With an average humidity level of 86%, it's a definitely tropical experience!

September Temperature in Banda

In September in Banda, the average temperature is 25°C (78°F), with maximums reaching 33°C (91°F) and minimums dropping to as low as 20°C (69°F). This pleasant climate makes it an ideal time for travelers to explore and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Banda, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Banda, September typically has an average temperature of 25°C (78°F), with highs reaching up to 33°C (91°F) and lows dropping to around 20°C (69°F).
JanFebMarAprMayJunJulAugSepOctNovDec787777777877767777777778
Data source: Temperature data for Banda 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 Banda

In Banda in September, the precipitation amount is 277 mm (10.9 in) during 26 days, reflecting a significant level of rainfall for that period.

September Precipitation Trends in Banda

The chart displays monthly precipitation patterns in Banda, 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 Banda, September typically receives around 277 mm (10.9 inches) of precipitation spread over approximately 26 days.
JanFebMarAprMayJunJulAugSepOctNovDec251338385368280250304312277325342334
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Banda

In Banda in September, humidity is 86%. With an average temperature of 25°C (78°F), this humidity feels like a warm, damp blanket wrapping around you, making outdoor activities challenging and potentially uncomfortable for traveling.

September Average Humidity in Banda

This chart illustrates the average monthly humidity levels in Banda, 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 Banda is approximately 86%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%84%83%85%84%85%85%87%86%86%85%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Banda

In Banda 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 Banda.

Maximum UV Index Levels in Banda for September

The chart shows the monthly maximum UV Index (UVI) for Banda 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 Banda typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151717161312121315151414
Data source: Banda 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 Banda Compares to Other Months

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

This table compares monthly weather conditions in Banda, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather25°C (78°F)251 mm (9.9 inches)84%extreme
February Weather25°C (77°F)338 mm (13.3 inches)84%extreme
March Weather25°C (77°F)385 mm (15.2 inches)83%extreme
April Weather25°C (77°F)368 mm (14.5 inches)85%extreme
May Weather25°C (78°F)280 mm (11.0 inches)84%extreme
June Weather25°C (77°F)250 mm (9.8 inches)85%extreme
July Weather25°C (77°F)304 mm (12.0 inches)85%extreme
August Weather25°C (77°F)312 mm (12.3 inches)86%extreme
September Weather25°C (78°F)277 mm (10.9 inches)86%extreme
October Weather25°C (78°F)325 mm (12.8 inches)85%extreme
November Weather25°C (78°F)342 mm (13.5 inches)85%extreme
December Weather25°C (78°F)334 mm (13.2 inches)84%extreme

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