September Weather in Allealle, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Allealle, Indonesia is a warm 27°C (81°F), with daily highs reaching up to 29°C (84°F) and lows around 25°C (77°F). Expect average humidity levels of 73% and a precipitation amount of 110 mm (4.3 in) spread over 14 days, making this month quite humid with occasional rainfall.

September Temperature in Allealle

In September in Allealle, the average temperature is 27°C (81°F). Maximums can reach 29°C (84°F), while minimums can drop to 25°C (77°F). This mild and pleasant weather makes Allealle an ideal destination for travelers seeking warmth and comfort.

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

The chart illustrates September temperature patterns in Allealle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Allealle, September typically has an average temperature of 27°C (81°F), with highs reaching up to 29°C (84°F) and lows dropping to around 25°C (77°F).

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

September Precipitation in Allealle

In Allealle in September, the total precipitation amount is 110 mm (4.3 in) spread over 14 days.

September Precipitation Trends in Allealle

The chart displays monthly precipitation patterns in Allealle, 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 Allealle, September typically receives around 110 mm (4.3 inches) of precipitation spread over approximately 14 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Allealle

In Allealle in September, humidity is 73%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, while also requiring frequent hydration breaks to stay comfortable during your travels.

September Average Humidity in Allealle

This chart illustrates the average monthly humidity levels in Allealle, 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 Allealle is approximately 73%, 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 Allealle

In Allealle 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 Allealle.

Maximum UV Index Levels in Allealle for September

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

Data source: Allealle 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 Allealle Compares to Other Months

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

This table compares monthly weather conditions in Allealle, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	27°C (81°F)	255 mm (10.0 inches)	79%	extreme
February Weather	27°C (81°F)	246 mm (9.7 inches)	81%	extreme
March Weather	27°C (81°F)	263 mm (10.3 inches)	81%	extreme
April Weather	28°C (82°F)	230 mm (9.1 inches)	79%	extreme
May Weather	28°C (82°F)	211 mm (8.3 inches)	78%	extreme
June Weather	27°C (81°F)	268 mm (10.6 inches)	79%	extreme
July Weather	27°C (81°F)	163 mm (6.4 inches)	80%	extreme
August Weather	27°C (81°F)	88 mm (3.5 inches)	77%	extreme
September Weather	27°C (81°F)	110 mm (4.3 inches)	73%	extreme
October Weather	28°C (82°F)	94 mm (3.7 inches)	75%	extreme
November Weather	28°C (82°F)	217 mm (8.5 inches)	73%	extreme
December Weather	27°C (81°F)	351 mm (13.8 inches)	75%	extreme