September Weather in Kaisalun, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Kaisalun, Indonesia is a delightful 27°C (81°F), with a comfortable range from a minimum of 23°C (74°F) to a maximum of 31°C (89°F). Expect a low precipitation of just 1 mm (0.1 in) across 0 days, making it perfect for outdoor activities. The air feels cozy with an average humidity of 74%, inviting you to explore the beauty of this enchanting locale.

September Temperature in Kaisalun

In September in Kaisalun, the average temperature is 27°C (81°F). Maximums can reach 31°C (89°F), while minimums can drop to as low as 23°C (74°F). This mild and warm climate makes Kaisalun an ideal destination for travelers seeking pleasant weather during this time of year.

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

The chart illustrates September temperature patterns in Kaisalun, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kaisalun, September typically has an average temperature of 27°C (81°F), with highs reaching up to 31°C (89°F) and lows dropping to around 23°C (74°F).

Data source: Temperature data for Kaisalun generated using information from the Copernicus Climate Change Service.

September Precipitation in Kaisalun

In Kaisalun in September, the precipitation amount is 1 mm (0.1 in) during 0 days, indicating a very dry period.

September Precipitation Trends in Kaisalun

The chart displays monthly precipitation patterns in Kaisalun, 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 Kaisalun, September typically receives around 1 mm (0.1 inches) of precipitation spread over approximately 0 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

September Humidity in Kaisalun

In Kaisalun in September humidity is 74%. With an average temperature of 27°C (81°F), this humidity feels like a warm, enveloping blanket, making traveling feel both sticky and draining, yet the heat invites you to seek out refreshing dips in pools or shady spots to relax.

September Average Humidity in Kaisalun

This chart illustrates the average monthly humidity levels in Kaisalun, 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 Kaisalun is approximately 74%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kaisalun

In Kaisalun 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 Kaisalun.

Maximum UV Index Levels in Kaisalun for September

The chart shows the monthly maximum UV Index (UVI) for Kaisalun 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 Kaisalun typically reaches 15, which falls under the extreme exposure category.

Data source: Kaisalun 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 Kaisalun Compares to Other Months

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

This table compares monthly weather conditions in Kaisalun, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	28°C (82°F)	328 mm (12.9 inches)	77%	extreme
February Weather	27°C (82°F)	285 mm (11.2 inches)	82%	extreme
March Weather	28°C (82°F)	218 mm (8.6 inches)	82%	extreme
April Weather	28°C (83°F)	142 mm (5.6 inches)	80%	extreme
May Weather	28°C (83°F)	14 mm (0.5 inches)	80%	extreme
June Weather	27°C (81°F)	3 mm (0.1 inches)	75%	very high
July Weather	27°C (80°F)	1 mm (0.0 inches)	71%	extreme
August Weather	27°C (80°F)	2 mm (0.1 inches)	74%	extreme
September Weather	27°C (81°F)	1 mm (0.1 inches)	74%	extreme
October Weather	28°C (83°F)	11 mm (0.4 inches)	74%	extreme
November Weather	29°C (84°F)	76 mm (3.0 inches)	73%	extreme
December Weather	28°C (83°F)	235 mm (9.3 inches)	72%	extreme