Measurements:
°C
°F
El Chalten
46°F
SE 7 mph
Feels like: 42°F
Precip: 7%
World Resorts Argentina El Chalten Weather September Weather in El Chalten

El Chalten Weather: September

Average Day Temperature: 30.8°F
Average Night Temperature: 27.1°F
Number of Sunny Days: 6 days
Sunshine Hours: 10.9 - 12.6 hours
Number of Rainy Days: 3 days
Precipitation Totals: 4.8 in
Number of Snowy Days: 5 days

Air Temperature in September, °F

Select Year: 2026 2025 2024

The highest day temperature in September 2026 was 45°F. The lowest night temperature was 21°F. The average values for day and night temperatures during September were 33.2°F и 31.5°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in September are gloomy but you can also expect sunny days.

Precipitation Totals in September, in

Precipitation total in September for El Chalten is 4.8 in. It makes september the least rainy month of the year.

Wind Speed in September, mph

The average wind speed in September is 9.7 mph.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for El Chalten in September is 5.3 hours.

Best Time to Visit El Chalten
The most sunny months:
January 10 days
July 10 days
February 9 days
The most warm months:
January 47.3 °F
February 46.3 °F
December 43.6 °F
The most cold months:
July 25.5 °F
June 27.8 °F
August 28.2 °F
The most rainy months:
January 10 days
December 9 days
February 8 days
The most windy months:
October 12 mph
December 11 mph
January 11 mph

El Chalten on the Weather Map

24 Hours Weather Forecast
El Chalten
Local time: 02:51
19 oct, monday
0300 46°F
SE
7 mph
0600 44°F
SE
7 mph
0900 48°F
SE
7 mph
1200 54°F
SE
8 mph
1500 58°F
SE
9 mph
1800 58°F
E
5 mph
2100 54°F
NW
8 mph
20 oct, tuesday
0000 50°F
NW
15 mph