September Weather in Tanjungbalai, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Tanjungbalai, Indonesia hovers around 27°C (81°F), creating a warm and inviting atmosphere. While temperatures can dip to a comfortable 24°C (75°F), they can also peak at a steamy 33°C (92°F). Expect 299 mm (11.8 in) of precipitation spread over 28 days, resulting in a lush, verdant environment, complemented by a high average humidity of 89%.

September Temperature in Tanjungbalai

In September in Tanjungbalai, the average temperature is 27°C (81°F), with maximums reaching 33°C (92°F) and minimums dropping to as low as 24°C (75°F). This climate makes Tanjungbalai an ideal destination for travelers seeking warm and pleasant weather.

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

The chart illustrates September temperature patterns in Tanjungbalai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tanjungbalai, September typically has an average temperature of 27°C (81°F), with highs reaching up to 33°C (92°F) and lows dropping to around 24°C (75°F).

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

September Precipitation in Tanjungbalai

In Tanjungbalai in September, the total precipitation amount is 299 mm (11.8 in) over the course of 28 days.

September Precipitation Trends in Tanjungbalai

The chart displays monthly precipitation patterns in Tanjungbalai, 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 Tanjungbalai, September typically receives around 299 mm (11.8 inches) of precipitation spread over approximately 28 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 Tanjungbalai

In Tanjungbalai in September humidity is 89%. With an average temperature of 27°C (81°F), this humidity feels like a wet blanket enveloping you, making outdoor activities challenging and travel a little less comfortable.

September Average Humidity in Tanjungbalai

This chart illustrates the average monthly humidity levels in Tanjungbalai, 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 Tanjungbalai is approximately 89%, 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 Tanjungbalai

In Tanjungbalai 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 Tanjungbalai, you can check here.

Maximum UV Index Levels in Tanjungbalai for September

The chart shows the monthly maximum UV Index (UVI) for Tanjungbalai 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 Tanjungbalai typically reaches 14, which falls under the extreme exposure category.

Data source: Tanjungbalai 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 Tanjungbalai Compares to Other Months

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

This table compares monthly weather conditions in Tanjungbalai, 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)	198 mm (7.8 inches)	83%	extreme
February Weather	27°C (82°F)	130 mm (5.1 inches)	74%	extreme
March Weather	28°C (82°F)	176 mm (6.9 inches)	74%	extreme
April Weather	28°C (83°F)	246 mm (9.7 inches)	77%	extreme
May Weather	28°C (83°F)	296 mm (11.7 inches)	82%	extreme
June Weather	28°C (83°F)	172 mm (6.8 inches)	85%	extreme
July Weather	28°C (82°F)	158 mm (6.2 inches)	84%	extreme
August Weather	28°C (82°F)	194 mm (7.6 inches)	87%	extreme
September Weather	27°C (81°F)	299 mm (11.8 inches)	89%	extreme
October Weather	27°C (82°F)	306 mm (12.1 inches)	89%	extreme
November Weather	27°C (81°F)	407 mm (16.0 inches)	88%	extreme
December Weather	27°C (81°F)	308 mm (12.1 inches)	88%	extreme