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September Weather in Kualakapuas, Indonesia

Last updated: August 23, 2025

In Kualakapuas, Indonesia, the average temperature in September hovers around 28°C (82°F). Expect comfortable conditions with minimums dipping to 21°C (71°F) and rising to a warm 36°C (97°F). However, be prepared for some rain, as 89 mm (3.5 in) can fall over 13 days. With an average humidity of 79%, you'll experience a tropical atmosphere perfect for exploring!

September Temperature in Kualakapuas

In September in Kualakapuas, the average temperature is 28°C (82°F). Maximums can reach 36°C (97°F), while minimums can drop to as low as 21°C (71°F). Overall, this makes it a great time for travelers seeking warm weather and plenty of sunshine.

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

The chart illustrates September temperature patterns in Kualakapuas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kualakapuas, September typically has an average temperature of 28°C (82°F), with highs reaching up to 36°C (97°F) and lows dropping to around 21°C (71°F).
JanFebMarAprMayJunJulAugSepOctNovDec818181828281818182828281
Data source: Temperature data for Kualakapuas 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 Kualakapuas

In Kualakapuas in September, the precipitation amount is 89 mm (3.5 in) distributed over 13 days.

September Precipitation Trends in Kualakapuas

The chart displays monthly precipitation patterns in Kualakapuas, 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 Kualakapuas, September typically receives around 89 mm (3.5 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec234233282235161139948089134250252
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kualakapuas

In Kualakapuas in September humidity is 79%. With an average temperature of 28°C (82°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration more strenuous and requiring frequent breaks for hydration.

September Average Humidity in Kualakapuas

This chart illustrates the average monthly humidity levels in Kualakapuas, 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 Kualakapuas is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%88%87%85%87%87%86%79%78%81%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kualakapuas

In Kualakapuas in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Kualakapuas, you can check here.

Maximum UV Index Levels in Kualakapuas for September

The chart shows the monthly maximum UV Index (UVI) for Kualakapuas 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 Kualakapuas typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151516151411121314151414
Data source: Kualakapuas 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 Kualakapuas Compares to Other Months

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

This table compares monthly weather conditions in Kualakapuas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather27°C (81°F)234 mm (9.2 inches)87%extreme
February Weather27°C (81°F)233 mm (9.2 inches)87%extreme
March Weather27°C (82°F)282 mm (11.1 inches)88%extreme
April Weather28°C (82°F)235 mm (9.2 inches)87%extreme
May Weather28°C (83°F)161 mm (6.3 inches)85%extreme
June Weather27°C (82°F)139 mm (5.5 inches)87%extreme
July Weather27°C (81°F)94 mm (3.7 inches)87%extreme
August Weather27°C (81°F)80 mm (3.2 inches)86%extreme
September Weather28°C (82°F)89 mm (3.5 inches)79%extreme
October Weather28°C (83°F)134 mm (5.3 inches)78%extreme
November Weather28°C (82°F)250 mm (9.8 inches)81%extreme
December Weather27°C (81°F)252 mm (9.9 inches)85%extreme

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