Temperature in San Luis Province in September

Daytime highs, nighttime lows and the warmest cities in San Luis Province, Argentina this September.

San Luis Province, Argentina, a region in Argentina, experiences maximum daytime temperatures in September ranging from 20°C (68°F) in Cortaderas to 23°C (73°F) in San Luis. Nighttime temperatures generally drop to 9°C (48°F) in San Luis and 6°C (43°F) in Cortaderas.

What is the temperature of the different cities in San Luis Province, Argentina in September?

Find the average daytime temperatures in September for the most popular destinations in San Luis Province on the map below. Click on a destination dot for more detailed information.

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Check the conditions for any month of the year.

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For a detailed overview over the year and the best time to visit San Luis Province, check out our San Luis Province's climate page.

See also: San Luis Province weather by month.

Best Places to Visit in San Luis Province in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across San Luis Province.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in September: blue is cold, red is hot.

See all September weather averages, cities and regions in San Luis Province

San Luis Province temperatures in September: frequently asked questions

How hot does it get in San Luis Province, Argentina in September?

Merlo averages a daytime high of 21°C (70°F) in September, which is pleasant for San Luis Province, Argentina.

How cold does it get at night in San Luis Province, Argentina in September?

Nighttime temperatures in Merlo typically drop to around 6°C (43°F) in September.

What is the warmest city in September in San Luis Province, Argentina?

From a thorough analysis of our records, San Luis clearly dominates in terms of high temperatures. The city witnesses daytime temperatures hovering around 23°C (73°F), and evenings that remain near 9°C (48°F).

What is the coldest city in September in San Luis Province, Argentina?

According to our data, Cortaderas holds the title for the coldest city in San Luis Province, Argentina in September. It experiences maximum temperatures of approximately 20°C (68°F) and drops to lows of about 6°C (43°F) during the night.

Interested in more climate information?

We have much more information about the climate in San Luis Province.

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