September Weather in Merombok, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Merombok, Indonesia is a warm 26°C (79°F), with a pleasant minimum of 19°C (67°F) and a sunny maximum of 31°C (89°F). Expect about 70 mm (2.7 in) of precipitation spread over 10 days, and enjoy an average humidity of 68% for a comfortable yet vibrant atmosphere.

September Temperature in Merombok

In September in Merombok, the average temperature is a pleasant 26°C (79°F), making it an ideal time for outdoor activities. Maximum temperatures can reach as high as 31°C (89°F), while the minimum can drop to a comfortable 19°C (67°F). This climate makes Merombok a great destination for travelers seeking warmth without the extremes.

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

The chart illustrates September temperature patterns in Merombok, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Merombok, September typically has an average temperature of 26°C (79°F), with highs reaching up to 31°C (89°F) and lows dropping to around 19°C (67°F).

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

September Precipitation in Merombok

In Merombok in September, the precipitation amount is 70 mm (2.7 in) spread over a span of 10 days.

September Precipitation Trends in Merombok

The chart displays monthly precipitation patterns in Merombok, 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 Merombok, September typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 10 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 Merombok

In Merombok in September, humidity is 68%. With an average temperature of 26°C (79°F), this humidity feels like a warm, enveloping blanket that can make outdoor activities feel a bit stifling unless you stay hydrated and take frequent breaks in the shade.

September Average Humidity in Merombok

This chart illustrates the average monthly humidity levels in Merombok, 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 Merombok is approximately 68%, 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 Merombok

In Merombok 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 Merombok.

Maximum UV Index Levels in Merombok for September

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

Data source: Merombok 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 Merombok Compares to Other Months

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

This table compares monthly weather conditions in Merombok, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	26°C (79°F)	356 mm (14.0 inches)	81%	extreme
February Weather	26°C (78°F)	366 mm (14.4 inches)	86%	extreme
March Weather	26°C (79°F)	341 mm (13.4 inches)	86%	extreme
April Weather	26°C (79°F)	229 mm (9.0 inches)	83%	extreme
May Weather	26°C (80°F)	90 mm (3.6 inches)	83%	extreme
June Weather	26°C (78°F)	52 mm (2.1 inches)	80%	very high
July Weather	25°C (78°F)	20 mm (0.8 inches)	75%	extreme
August Weather	25°C (78°F)	13 mm (0.5 inches)	71%	extreme
September Weather	26°C (79°F)	70 mm (2.7 inches)	68%	extreme
October Weather	26°C (80°F)	129 mm (5.1 inches)	68%	extreme
November Weather	26°C (80°F)	321 mm (12.6 inches)	71%	extreme
December Weather	26°C (80°F)	343 mm (13.5 inches)	76%	extreme