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September Weather in Meliau, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Meliau, Indonesia is a warm 27°C (80°F), with minimums dipping to 21°C (71°F) and maximums soaring up to 36°C (97°F). Expect a fair amount of rainfall, with 248 mm (9.8 in) spread over 22 days, contributing to an average humidity level of 84%. Plan accordingly for a tropical experience!

September Temperature in Meliau

In September in Meliau, the average temperature is 27°C (80°F). The maximum can reach 36°C (97°F) while the minimum can drop to as low as 21°C (71°F). This pleasant climate makes it an ideal time for travelers to explore the region and enjoy outdoor activities.

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

The chart illustrates September temperature patterns in Meliau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Meliau, September typically has an average temperature of 27°C (80°F), with highs reaching up to 36°C (97°F) and lows dropping to around 21°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec797980808180808080797979
Data source: Temperature data for Meliau 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 Meliau

In Meliau in September, the total precipitation amount is 248 mm (9.8 in) spread over 22 days.

September Precipitation Trends in Meliau

The chart displays monthly precipitation patterns in Meliau, 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 Meliau, September typically receives around 248 mm (9.8 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec187242229266293231204215248343335281
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Meliau

In Meliau in September, humidity is 84%. With an average temperature of 27°C (80°F), this humidity feels like a thick, warm blanket enveloping you, making travel feel sluggish and exhausting.

September Average Humidity in Meliau

This chart illustrates the average monthly humidity levels in Meliau, 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 Meliau is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%90%89%88%88%88%90%84%89%88%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Meliau

In Meliau 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 Meliau.

Maximum UV Index Levels in Meliau for September

The chart shows the monthly maximum UV Index (UVI) for Meliau 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 Meliau typically reaches 15, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141516151412121415141413
Data source: Meliau 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 Meliau Compares to Other Months

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

This table compares monthly weather conditions in Meliau, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (79°F)187 mm (7.4 inches)90%extreme
February Weather26°C (80°F)242 mm (9.5 inches)90%extreme
March Weather27°C (80°F)229 mm (9.0 inches)90%extreme
April Weather27°C (80°F)265 mm (10.5 inches)89%extreme
May Weather27°C (81°F)293 mm (11.5 inches)88%extreme
June Weather27°C (80°F)231 mm (9.1 inches)88%extreme
July Weather27°C (80°F)204 mm (8.0 inches)88%extreme
August Weather27°C (80°F)215 mm (8.5 inches)89%extreme
September Weather27°C (80°F)248 mm (9.8 inches)84%extreme
October Weather26°C (80°F)343 mm (13.5 inches)89%extreme
November Weather26°C (79°F)335 mm (13.2 inches)88%extreme
December Weather26°C (79°F)281 mm (11.1 inches)89%extreme

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