September Weather in Calchaqui, Argentina

Last updated: August 22, 2025

In September, the average temperature in Calchaqui, Argentina is a comfortable 17°C (63°F). Visitors should be prepared for a range of temperatures, with minimums dipping to 3°C (38°F) and highs soaring up to 37°C (98°F). Expect an average precipitation of 90 mm (3.5 in) spread over 8 days, while the average humidity hovers around 59%. Whether you’re planning outdoor adventures or cozy indoor activities, this weather offers a little something for everyone!

September Temperature in Calchaqui

In September in Calchaqui, the average temperature is 17°C (63°F). Maximum temperatures can reach 37°C (98°F), while minimum temperatures can drop as low as 3°C (38°F). This climate makes Calchaqui an ideal destination for travelers seeking a diverse range of weather experiences.

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

The chart illustrates September temperature patterns in Calchaqui, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calchaqui, September typically has an average temperature of 17°C (63°F), with highs reaching up to 37°C (98°F) and lows dropping to around 3°C (38°F).

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

September Precipitation in Calchaqui

In Calchaqui in September, the precipitation amount is 90 mm (3.5 in) spread over 8 days, indicating a relatively wet period for the region.

September Precipitation Trends in Calchaqui

The chart displays monthly precipitation patterns in Calchaqui, 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 Calchaqui, September typically receives around 90 mm (3.5 inches) of precipitation spread over approximately 8 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 Calchaqui

In Calchaqui in September, humidity is 59%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing embrace, making it pleasant for traveling as long as you're prepared for occasional mugginess.

September Average Humidity in Calchaqui

This chart illustrates the average monthly humidity levels in Calchaqui, 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 Calchaqui is approximately 59%, 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 Calchaqui

In Calchaqui in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Calchaqui.

Maximum UV Index Levels in Calchaqui for September

The chart shows the monthly maximum UV Index (UVI) for Calchaqui 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 Calchaqui typically reaches 9, which falls under the very high exposure category.

Data source: Calchaqui 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 Calchaqui Compares to Other Months

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

This table compares monthly weather conditions in Calchaqui, 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)	132 mm (5.2 inches)	51%	extreme
February Weather	25°C (77°F)	124 mm (4.9 inches)	57%	extreme
March Weather	23°C (73°F)	107 mm (4.2 inches)	65%	extreme
April Weather	20°C (69°F)	77 mm (3.0 inches)	76%	very high
May Weather	16°C (61°F)	127 mm (5.0 inches)	83%	high
June Weather	13°C (56°F)	70 mm (2.8 inches)	78%	moderate
July Weather	13°C (55°F)	52 mm (2.0 inches)	58%	moderate
August Weather	15°C (58°F)	61 mm (2.4 inches)	54%	high
September Weather	17°C (63°F)	90 mm (3.5 inches)	59%	very high
October Weather	20°C (68°F)	118 mm (4.6 inches)	50%	extreme
November Weather	23°C (73°F)	102 mm (4.0 inches)	53%	extreme
December Weather	25°C (77°F)	95 mm (3.7 inches)	57%	extreme