Ushuaia
September
Weather in Ushuaia for September 2025
Your guide to Ushuaia weather in September - trends and predictions
Ushuaia is transformed into a snow paradise in September, with more than 20 snowy days on average.
In general, the average temperature in Ushuaia at the beginning of September is 4.4 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 0.7 °C by the end of September.
Snow Forecast ❄️
Temperatures
4
Dry days
5
Rainy days
21
Snow days
2°/-6°
Temperatures
18 km/h
Avg max wind
86 %
Avg humidity
Ushuaia Weather September
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  5° | 2  5° | 3  4° | 4 4° | 5  6° | 6  3° | 7  4° |
| 8 4° | 9  2° | 10 2° | 11 4° | 12 1° | 13 0° | 14  2° |
| 15 3° | 16 5° | 17  2° | 18 2° | 19  1° | 20 0° | 21 3° |
| 22 0° | 23 2° | 24 -2° | 25 2° | 26  4° | 27 1° | 28 0° |
| 29 0° | 30 0° |
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Temperatures trend during September in Ushuaia
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Sept. | Light freezing rain | 5° /-2° | 0.7 mm | 0 cm | |
| 2 Sept. | Overcast | 5° /-2° | 0 mm | 0 cm | |
| 3 Sept. | Moderate or heavy snow showers | 4° /-6° | 7.8 mm | 5.2 cm | |
| 4 Sept. | Moderate or heavy snow showers | 4° /-3° | 2.7 mm | 1.1 cm | |
| 5 Sept. | Patchy rain possible | 6° /0° | 1 mm | 0 cm | |
| 6 Sept. | Light sleet showers | 3° /-4° | 4.1 mm | 0 cm | |
| 7 Sept. | Light snow | 4° /-4° | 3.6 mm | 0.1 cm | |
| 8 Sept. | Moderate or heavy snow showers | 4° /-6° | 10.5 mm | 3.5 cm | |
| 9 Sept. | Light snow showers | 2° /-8° | 0.3 mm | 0.1 cm | |
| 10 Sept. | Light snow | 2° /-2° | 0.6 mm | 0.3 cm | |
| 11 Sept. | Light snow | 4° /-2° | 0.9 mm | 0.2 cm | |
| 12 Sept. | Moderate or heavy snow showers | 1° /-7° | 5 mm | 3 cm | |
| 13 Sept. | Moderate or heavy snow showers | 0° /-4° | 11.9 mm | 8.5 cm | |
| 14 Sept. | Moderate snow | 2° /-6° | 3 mm | 1.1 cm | |
| 15 Sept. | Moderate or heavy snow showers | 3° /-6° | 1.8 mm | 1.1 cm | |
| 16 Sept. | Light freezing rain | 5° /-4° | 4 mm | 0 cm | |
| 17 Sept. | Moderate or heavy snow with thunder | 2° /-7° | 11.1 mm | 6.1 cm | |
| 18 Sept. | Light snow showers | 2° /-10° | 0.4 mm | 0.1 cm | |
| 19 Sept. | Heavy snow | 1° /-7° | 9.1 mm | 6.5 cm | |
| 20 Sept. | Moderate or heavy snow showers | 0° /-8° | 2.9 mm | 2 cm | |
| 21 Sept. | Light snow showers | 3° /-5° | 1.2 mm | 0.7 cm | |
| 22 Sept. | Moderate or heavy snow showers | 0° /-8° | 5.7 mm | 4 cm | |
| 23 Sept. | Moderate or heavy snow with thunder | 2° /-9° | 8.5 mm | 6 cm | |
| 24 Sept. | Moderate or heavy snow showers | -2° /-11° | 6.6 mm | 4.2 cm | |
| 25 Sept. | Heavy snow | 2° /-6° | 15.3 mm | 9.1 cm | |
| 26 Sept. | Light rain | 4° /-10° | 8.4 mm | 0 cm | |
| 27 Sept. | Moderate or heavy snow showers | 1° /-9° | 3.2 mm | 2.3 cm | |
| 28 Sept. | Moderate or heavy snow showers | 0° /-13° | 2.6 mm | 1.7 cm | |
| 29 Sept. | Moderate or heavy snow showers | 0° /-14° | 0.6 mm | 0.4 cm | |
| 30 Sept. | Moderate or heavy snow showers | 0° /-8° | 7.9 mm | 5.7 cm | |
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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.
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 141.6 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 72.96 cm during September, occurring over 21 days.
What are the typical wind conditions in Ushuaia during September?
The average wind speed in Ushuaia during September is 18 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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