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Weather in Ushuaia for September 2025

Your guide to Ushuaia weather in September - trends and predictions

    Snow Forecast ❄️

  • Ushuaia is transformed into a snow paradise in September, with more than 20 snowy days on average.
    According to Ushuaia snow forecast for September 2025, 3 snowy days are expected until the end of the month. The closest date with snow is Tuesday, 16 September.

    • Temperatures

  • Until now, September 2025 in Ushuaia has been nearly identical to the historical average, with a temperature of 4.2 °C (showing only a slight deviation of 0.2 °C).

  • The forecast for the upcoming days in Ushuaia predicts a temperature of 6.2 °C, which is slightly above the historical average.

  • In general, the average temperature in Ushuaia at the beginning of September is 4.3 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 7 °C by the end of September.

Average dry days
2
Dry days
Average rainy days
5
Rainy days
Average snowy days
23
Snow days
Average temperatures
2°/-7°
Temperatures
Average wind speed
17 km/h
Avg max wind
Average humidity
87 %
Avg humidity

Ushuaia Weather September

Move between months or click on a day
August
October
Mon.Tue.Wed.Thu.Fri.Sat.Sun.
1
Light freezing rain
5°
2
Overcast
4°
3
Moderate or heavy snow showers
3°
4
Moderate or heavy snow showers
4°
5
Patchy rain possible
6°
6
Light sleet showers
4°
7
Light snow
4°
8
Moderate or heavy snow showers
3°
9
Light snow showers
2°
10
Light snow
3°
11
Light snow
6°
12
Moderate or heavy snow showers
4°
13
Moderate or heavy snow showers
4°
14
Moderate snow
4°
15
Moderate or heavy snow showers
3°
16
Moderate or heavy snow showers
2°
17
Partly cloudy
5°
18
Partly cloudy
7°
19
Patchy rain possible
6°
20
Patchy rain possible
6°
21
Moderate or heavy snow showers
3°
22
Blizzard
3°
23
Sunny
6°
24
Partly cloudy
8°
25
Partly cloudy
10°
26
Patchy rain possible
7°
27
Partly cloudy
9°
28
Partly cloudy
8°
29
Partly cloudy
7°
30
Moderate or heavy snow showers
0°

Temperatures trend during September in Ushuaia

See the weather trend as well as the moving average line

September weather in Ushuaia day by day

Click on a date for more information
August October
Date Weather Temperatures Rain Snow More
1 Sept. Light freezing rain
Light freezing rain
 5° /-4° 0.4 mm 0 cm
2 Sept. Overcast
Overcast
 4° /-3° 2 mm 1.4 cm
3 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-5° 6.3 mm 4.3 cm
4 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /-4° 1.6 mm 0.7 cm
5 Sept. Patchy rain possible
Patchy rain possible
 6° /-1° 0.7 mm 0 cm
6 Sept. Light sleet showers
Light sleet showers
 4° /-4° 2.7 mm 0 cm
7 Sept. Light snow
Light snow
 4° /-4° 2.6 mm 0 cm
8 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-5° 8.2 mm 3.1 cm
9 Sept. Light snow showers
Light snow showers
 2° /-5° 1.1 mm 0 cm
10 Sept. Light snow
Light snow
 3° /-1° 0.5 mm 0.2 cm
11 Sept. Light snow
Light snow
 6° /-2° 0.5 mm 0.1 cm
12 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /-4° 2.5 mm 1.5 cm
13 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 4° /-3° 7.4 mm 4.3 cm
14 Sept. Moderate snow
Moderate snow
 4° /-5° 3.6 mm 0.6 cm
15 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-6° 1.8 mm 1.1 cm
16 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 2° /-9° 2.6 mm 1.8 cm
17 Sept. Partly cloudy
Partly cloudy
 5° /-4° 0.1 mm 0 cm
18 Sept. Partly cloudy
Partly cloudy
 7° /-3° 0 mm 0 cm
19 Sept. Patchy rain possible
Patchy rain possible
 6° /-4° 0.2 mm 0 cm
20 Sept. Patchy rain possible
Patchy rain possible
 6° /-1° 0.9 mm 0 cm
21 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 3° /-3° 4.2 mm 0.7 cm
22 Sept. Blizzard
Blizzard
 3° /-3° 1.3 mm 0 cm
23 Sept. Sunny
Sunny
 6° /-4° 0 mm 0 cm
24 Sept. Partly cloudy
Partly cloudy
 8° /-2° 0 mm 0 cm
25 Sept. Partly cloudy
Partly cloudy
 10° /-2° 0 mm 0 cm
26 Sept. Patchy rain possible
Patchy rain possible
 7° /0° 0.2 mm 0 cm
27 Sept. Partly cloudy
Partly cloudy
 9° /1° 0 mm 0 cm
28 Sept. Partly cloudy
Partly cloudy
 8° /-4° 0.1 mm 0 cm
29 Sept. Partly cloudy
Partly cloudy
 7° /-4° 0.1 mm 0 cm
30 Sept. Moderate or heavy snow showers
Moderate or heavy snow showers
 0° /-8° 7.9 mm 5.7 cm
Next
Important Notice
Our weather forecast for Ushuaia in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Ushuaia forecast closer to your planned date for the most up-to-date weather information.
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Ushuaia in September - FAQ

What are the expected maximum and minimum temperatures in Ushuaia during September?
Brace for cold days with temperatures not exceeding 2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Ushuaia during September?
Significant rainfall exceeding 159.9 mm is expected in Ushuaia during September, occurring over more than 5 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Ushuaia in September 2025?
Ushuaia experiences an average snowfall of 82.3 cm during September, occurring over 23 days.
What are the typical wind conditions in Ushuaia during September?
The average wind speed in Ushuaia during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.

Ushuaia snow forecast September 2025

Track daily snowfall levels and discover Ushuaia’s snowy potential this September ❄️

September rainfall patterns in Ushuaia

Explore the daily rainfall trends and prepare for Ushuaias September weather 💧

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Location coordinates Where is Ushuaia?

Get accurate weather forecasts for Ushuaia, located at latitude -54.811 and longitude -68.316. Stay updated with localized weather information tailored for Ushuaia.

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