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September Weather in Sekadau, Indonesia

Last updated: August 23, 2025

In Sekadau, Indonesia, the average temperature in September is a warm 27°C (80°F), with minimum temperatures dipping to 21°C (69°F) and maximums soaring to 36°C (96°F). Expect a precipitation amount of 230 mm (9.1 in) spread over 22 days, resulting in a high average humidity level of 84%. Stay prepared for the tropical conditions!

September Temperature in Sekadau

In September in Sekadau, the average temperature is 27°C (80°F). Maximums can reach 36°C (96°F), and minimums can be as low as 21°C (69°F). This pleasant climate makes Sekadau an ideal destination for travelers seeking warmth and outdoor activities.

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

The chart illustrates September temperature patterns in Sekadau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sekadau, September typically has an average temperature of 27°C (80°F), with highs reaching up to 36°C (96°F) and lows dropping to around 21°C (69°F).
JanFebMarAprMayJunJulAugSepOctNovDec808080808180808080808080
Data source: Temperature data for Sekadau 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 Sekadau

In Sekadau in September, the precipitation amount is 230 mm (9.1 in) over the course of 22 days.

September Precipitation Trends in Sekadau

The chart displays monthly precipitation patterns in Sekadau, 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 Sekadau, September typically receives around 230 mm (9.1 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec168216245237243212178206230278304253
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Sekadau

In Sekadau 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 Sekadau

This chart illustrates the average monthly humidity levels in Sekadau, 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 Sekadau 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 Sekadau

In Sekadau 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 Sekadau.

Maximum UV Index Levels in Sekadau for September

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

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

This table compares monthly weather conditions in Sekadau, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather26°C (80°F)168 mm (6.6 inches)90%extreme
February Weather26°C (80°F)216 mm (8.5 inches)90%extreme
March Weather27°C (80°F)245 mm (9.7 inches)90%extreme
April Weather27°C (81°F)237 mm (9.3 inches)89%extreme
May Weather27°C (81°F)243 mm (9.6 inches)88%extreme
June Weather27°C (81°F)212 mm (8.3 inches)88%extreme
July Weather27°C (80°F)178 mm (7.0 inches)88%extreme
August Weather27°C (81°F)206 mm (8.1 inches)89%extreme
September Weather27°C (80°F)230 mm (9.1 inches)84%extreme
October Weather27°C (80°F)278 mm (10.9 inches)89%extreme
November Weather26°C (80°F)304 mm (12.0 inches)88%extreme
December Weather26°C (80°F)253 mm (9.9 inches)89%extreme

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