September Weather in Simpang Empat, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Simpang Empat, Indonesia is a warm 26°C (80°F). Expect a range from a comfortable 21°C (70°F) to a balmy 33°C (91°F). However, be prepared for some rain, as 289 mm (11.4 in) of precipitation falls over approximately 25 days. Don't forget, the average humidity is quite high at 82%, adding to the tropical feel of the season.

September Temperature in Simpang Empat

In September in Simpang Empat, the average temperature is 26°C (80°F). The maximum can reach 33°C (91°F) and the minimum can be as low as 21°C (70°F). This pleasant climate makes Simpang Empat an ideal destination for travelers seeking warm weather and outdoor activities.

September Weather in Simpang Empat: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Simpang Empat, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Simpang Empat, September typically has an average temperature of 26°C (80°F), with highs reaching up to 33°C (91°F) and lows dropping to around 21°C (70°F).

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

September Precipitation in Simpang Empat

In Simpang Empat in September, the precipitation amount is 289 mm (11.4 in) occurring over the course of 25 days.

September Precipitation Trends in Simpang Empat

The chart displays monthly precipitation patterns in Simpang Empat, 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 Simpang Empat, September typically receives around 289 mm (11.4 inches) of precipitation spread over approximately 25 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 Simpang Empat

In Simpang Empat in September, humidity is 82%. With an average temperature of 26°C (80°F), this humidity feels like a heavy, warm blanket wrapping around you, making outdoor activities feel more exhausting and sweaty, which can be quite challenging for traveling.

September Average Humidity in Simpang Empat

This chart illustrates the average monthly humidity levels in Simpang Empat, 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 Simpang Empat is approximately 82%, 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 Simpang Empat

In Simpang Empat 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 Simpang Empat.

Maximum UV Index Levels in Simpang Empat for September

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

Data source: Simpang Empat 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 Simpang Empat Compares to Other Months

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

This table compares monthly weather conditions in Simpang Empat, 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)	217 mm (8.5 inches)	79%	extreme
February Weather	27°C (82°F)	231 mm (9.1 inches)	76%	extreme
March Weather	27°C (81°F)	319 mm (12.6 inches)	77%	extreme
April Weather	27°C (81°F)	308 mm (12.1 inches)	74%	extreme
May Weather	27°C (82°F)	297 mm (11.7 inches)	74%	extreme
June Weather	27°C (81°F)	227 mm (8.9 inches)	74%	extreme
July Weather	27°C (80°F)	203 mm (8.0 inches)	74%	extreme
August Weather	27°C (80°F)	207 mm (8.2 inches)	79%	extreme
September Weather	26°C (80°F)	289 mm (11.4 inches)	82%	extreme
October Weather	26°C (80°F)	373 mm (14.7 inches)	83%	extreme
November Weather	26°C (80°F)	466 mm (18.4 inches)	82%	extreme
December Weather	27°C (80°F)	338 mm (13.3 inches)	79%	extreme