September Weather in Mesa, Indonesia

Last updated: August 23, 2025

In September, the average temperature in Mesa, Indonesia hovers around 26°C (80°F), providing a pleasantly warm atmosphere. Daily temperatures can dip to a minimum of 24°C (76°F) and rise to a comfortable maximum of 28°C (83°F). Expect light rainfall, with an average precipitation amount of 14 mm (0.6 in) spread over 2 days. Additionally, the average humidity level sits at a mild 68%, adding a touch of tropical feel to the climate.

September Temperature in Mesa

In September in Mesa, the average temperature is 26°C (80°F). The maximum can reach 28°C (83°F), while the minimum can be as low as 24°C (76°F). This warmth makes it a perfect time to explore the stunning sights and outdoor activities in Mesa.

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

The chart illustrates September temperature patterns in Mesa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mesa, September typically has an average temperature of 26°C (80°F), with highs reaching up to 28°C (83°F) and lows dropping to around 24°C (76°F).

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

September Precipitation in Mesa

In Mesa in September, the precipitation amount is 14 mm (0.6 in) over a period of 2 days.

September Precipitation Trends in Mesa

The chart displays monthly precipitation patterns in Mesa, 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 Mesa, September typically receives around 14 mm (0.6 inches) of precipitation spread over approximately 2 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 Mesa

In Mesa in September, humidity is 68%. With an average temperature of 26°C (80°F), this humidity feels like quite a muggy embrace, making outdoor activities feel more strenuous and the air thicker, which can be a bit uncomfortable for traveling.

September Average Humidity in Mesa

This chart illustrates the average monthly humidity levels in Mesa, 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 Mesa 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 Mesa

In Mesa 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 Mesa.

Maximum UV Index Levels in Mesa for September

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

Data source: Mesa 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 Mesa Compares to Other Months

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

This table compares monthly weather conditions in Mesa, 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 (80°F)	293 mm (11.5 inches)	81%	extreme
February Weather	27°C (80°F)	313 mm (12.3 inches)	86%	extreme
March Weather	27°C (81°F)	218 mm (8.6 inches)	86%	extreme
April Weather	27°C (82°F)	75 mm (3.0 inches)	83%	extreme
May Weather	27°C (81°F)	33 mm (1.3 inches)	83%	extreme
June Weather	27°C (80°F)	15 mm (0.6 inches)	80%	very high
July Weather	26°C (79°F)	8 mm (0.3 inches)	75%	extreme
August Weather	26°C (79°F)	6 mm (0.2 inches)	71%	extreme
September Weather	26°C (80°F)	14 mm (0.6 inches)	68%	extreme
October Weather	27°C (81°F)	15 mm (0.6 inches)	68%	extreme
November Weather	27°C (82°F)	98 mm (3.9 inches)	71%	extreme
December Weather	27°C (81°F)	205 mm (8.1 inches)	76%	extreme