September Weather in Calama, Chile

Last updated: August 22, 2025

In September, the average temperature in Calama, Chile hovers around a pleasant 14°C (58°F). You can expect a minimum of 1°C (34°F) and a maximum reaching up to 27°C (81°F). With only 1 mm (0.0 in) of precipitation over 0 days, the weather remains dry, complemented by an average humidity of 49%. Enjoy the comfortable climate!

September Temperature in Calama

In September in Calama, the average temperature is 14°C (58°F). The maximum can reach 27°C (81°F), and the minimum can be as low as 1°C (34°F). Be sure to pack both light clothing for the warmer days and warmer layers for the cooler nights when you visit.

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

The chart illustrates September temperature patterns in Calama, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calama, September typically has an average temperature of 14°C (58°F), with highs reaching up to 27°C (81°F) and lows dropping to around 1°C (34°F).

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

September Precipitation in Calama

In Calama in September, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

September Precipitation Trends in Calama

The chart displays monthly precipitation patterns in Calama, 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 Calama, September typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 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 Calama

In Calama in September, humidity is 49%. With an average temperature of 14°C (58°F), this humidity feels like a refreshing embrace, making it comfortable for traveling as you explore the sights without feeling overheated.

September Average Humidity in Calama

This chart illustrates the average monthly humidity levels in Calama, 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 Calama is approximately 49%, 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 Calama

In Calama in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Calama.

Maximum UV Index Levels in Calama for September

The chart shows the monthly maximum UV Index (UVI) for Calama 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 Calama typically reaches 13, which falls under the extreme exposure category.

Data source: Calama 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 Calama Compares to Other Months

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

This table compares monthly weather conditions in Calama, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (62°F)	14 mm (0.5 inches)	75%	extreme
February Weather	16°C (62°F)	25 mm (1.0 inches)	81%	extreme
March Weather	16°C (61°F)	4 mm (0.2 inches)	84%	extreme
April Weather	14°C (58°F)	3 mm (0.1 inches)	71%	extreme
May Weather	12°C (54°F)	2 mm (0.1 inches)	60%	very high
June Weather	11°C (52°F)	5 mm (0.2 inches)	52%	high
July Weather	11°C (52°F)	1 mm (0.1 inches)	51%	very high
August Weather	12°C (54°F)	6 mm (0.2 inches)	43%	very high
September Weather	14°C (58°F)	1 mm (0.0 inches)	49%	extreme
October Weather	15°C (60°F)	0 mm (0.0 inches)	49%	extreme
November Weather	16°C (61°F)	0 mm (0.0 inches)	47%	extreme
December Weather	16°C (62°F)	6 mm (0.2 inches)	53%	extreme