The highest day temperature in September 2020 was 45°F. The lowest night temperature was 9°F. The average values for day and night temperatures during September were 37.0°F и 24.1°F respectivly.

The average sea surface temperature in September 2020 for Ushuaia was 40.9°F. The maximum and minimum values were 40.6°F and 41.4°F respectively.

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

Precipitation total in September for Ushuaia is 2.3 in.

The average wind speed in September is 8.9 mph. This value is relatively stable throughout the year.

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 Ushuaia in September is 4.9 hours.