The weather in September in Argentina
It's pleasantly warm in September in Argentina with an average temperature of 19°C. Temperatures this month range from a low of 16°C to a high of 22°C. At night, you can expect temperatures between 8°C and 13°C.
Looking for great weather? September is a good time to be in Argentina. The temperatures are nice, and there’s not too much rain.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Argentina. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Temperature records
With 30°C in 2019, Argentina reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 9°C in 2020. The extreme nighttime temperatures ranged from a lowest recorded value of -2°C to a highest value of 19°C.
Rainfall amount
In September, there is an average of 68 mm of precipitation, spread over 10 days. The wind speed is around 4 Bft, mostly coming from the South.
Daily weather in September for Argentina
Click on any day in September to get detailed info about the usual weather on that day in Argentina. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Argentina | New York | |
|---|---|---|
| Average temperature | 19°C | 27°C |
| Max. temperature | 22°C | 31°C |
| Min. temperature | 8°C | -5°C |
| Total precipitation | 68 mm | 57 mm |
| Rainy days | 10 days | 9 days |
Start of September
The month of September starts in Argentina with mild temps, averaging around 18°C during the day and nights around 9°C.
Mid September
By mid-September, daytime temps rise to around 21°C, with nights around 11°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.
End of September
By the end of September, the average daytime temperature in Argentina is around 21°C, while nighttime temps are about 12°C. A shower might pop up, but overall, the weather will be dry and sunny.
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UV index
The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.
Check out the climate of Argentina for all months and discover the best travel time
The climate in Argentina is based on weather data from Buenos Aires. Other places, like Patagonia, Ushuaia or Mendoza, might have different weather. You can check out all destinations in Argentina to get the full picture of the climate.
Temperature charts
These charts show the average temperatures in September in Argentina. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Argentina
Temperature in September in Argentina over the years
Precipitation charts
These charts show the average amount of precipitation in September in Argentina. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in September in Argentina
Total precipitation in September in Argentina over the years
Daily UV index in September in Argentina
This chart shows the average daily UV index in September in Argentina, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in September in Argentina
The weather in September in Argentina is rated 2 out of 5 stars by 1 visitor. Have you been to Argentina? Share your weather experience to help other visitors.
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Average weather in Argentina by month
Click on a month below to see detailed weather info for Argentina. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.