Measurements:
°C
°F
El Chalten
34°F
SE 13 mph
Feels like: 24°F
Precip: 0%
World Resorts Argentina El Chalten Weather September Weather in El Chalten

El Chalten Weather: September

Average Day Temperature: 30.4°F
Average Night Temperature: 26.3°F
Number of Sunny Days: 5 days
Sunshine Hours: 10.9 - 12.6 hours
Number of Rainy Days: 4 days
Precipitation Totals: 5.6 in
Number of Snowy Days: 5 days

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 52°F. The lowest night temperature was 26°F. The average values for day and night temperatures during September were 39.3°F и 33.8°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 5.6 in. It makes september one of the least rainy months of the year.

Wind Speed in September, mph

The average wind speed in September is 9.8 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 5.2 hours.

Best Time to Visit El Chalten
The most sunny months:
July 9 days
October 9 days
February 8 days
The most warm months:
January 45.1 °F
February 44.9 °F
December 41.9 °F
The most cold months:
July 25.3 °F
June 26.6 °F
August 28.0 °F
The most rainy months:
January 12 days
December 10 days
February 9 days
The most windy months:
October 12 mph
November 11 mph
January 11 mph

El Chalten on the Weather Map

24 Hours Weather Forecast
El Chalten
Local time: 03:06
05 dec, friday
0600 38°F
SE
13 mph
0900 46°F
SE
19 mph
1200 52°F
SE
22 mph
1500 50°F
SE
25 mph
1800 48°F
SE
21 mph
2100 42°F
SE
15 mph
06 dec, saturday
0000 38°F
SE
12 mph
0300 38°F
SE
11 mph