ChileThe weather in September in Antofagasta
It's pleasantly warm in September in Antofagasta with an average temperature of 21°C. Temperatures this month range from a low of 19°C to a high of 22°C. At night, you can expect temperatures between 12°C and 14°C.
Looking for great weather? September is a good time to be in Antofagasta. The temperatures are nice, and there’s little chance of rain this month.
Average temperatures and precipitation
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in September for Antofagasta, Chile. 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 35°C in 2023, Antofagasta reached the highest temperature in September over the past 10 years. The lowest daytime temperature in this month was 14°C in 2019. The extreme nighttime temperatures ranged from a lowest recorded value of 5°C to a highest value of 17°C.
Rainfall amount
According to weather history, there is only 1,5 mm of precipitation in September. The wind speed is around 4 Bft, mostly coming from the Southwest.
Daily weather in September for Antofagasta
Click on any day in September to get detailed info about the usual weather on that day in Antofagasta. Check out the historical temperatures and precipitation over the past 10 years on this day.
September weather comparison
| Antofagasta | New York | |
|---|---|---|
| Average temperature | 21°C | 27°C |
| Max. temperature | 22°C | 31°C |
| Min. temperature | 12°C | -5°C |
| Total precipitation | 1,5 mm | 57 mm |
| Rainy days | 1 day | 9 days |
Start of September
The month of September starts in Antofagasta with mild temps, averaging around 21°C during the day and nights around 13°C.
Mid September
By mid-September, daytime temps stay steady at around 21°C, with nights around 13°C. No precipitation expected during this period, so you can enjoy plenty of sunshine.
End of September
By the end of September, the average daytime temperature in Antofagasta is around 22°C, while nighttime temps are about 14°C. No precipitation expected at the end of the month; it’ll be mostly sunny.
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UV index
The UV index is a maximum of 10 this month. That's a very high value on the intensity scale of 1 to 11. Unprotected skin can burn within 10-15 minutes.
Check out the climate of Antofagasta for all months and discover the best travel time
Curious about the weather in other parts of Chile? Check out the climate and weather for spots like Santiago, Patagonia, Valparaíso, or explore other destinations in Chile.
Temperature charts
These charts show the average temperatures in September in Antofagasta, Chile. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in September in Antofagasta
Temperature in September in Antofagasta over the years
Precipitation charts
These charts show the average amount of precipitation in September in Antofagasta, Chile. 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 Antofagasta
Total precipitation in September in Antofagasta over the years
Daily UV index in September in Antofagasta
This chart shows the average daily UV index in September in Antofagasta, 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 Antofagasta
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Average weather in Antofagasta by month
Click on a month below to see detailed weather info for Antofagasta. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.