Antofagasta
September
Weather in Antofagasta for September 2025
Your guide to Antofagasta weather in September - trends and predictions
In general, the average temperature in Antofagasta at the beginning of September is 18.4 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of 18 °C by the end of September.
Precipitation in Antofagasta during September is a rare event, with an average of fewer than 2 rainy days.
Is September a good time to visit Antofagasta? check out the best time to travel to Antofagasta page.
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30
Dry days
0
Rainy days
0
Snow days
19°/13°
Temperatures
18 km/h
Avg max wind
72 %
Avg humidity
Antofagasta in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  18° | 2  18° | 3 17° | 4 20° | 5 19° | 6 19° | 7 18° |
| 8  18° | 9 20° | 10 19° | 11 19° | 12 17° | 13 18° | 14 19° |
| 15 20° | 16 19° | 17 19° | 18 20° | 19 19° | 20 19° | 21 19° |
| 22 19° | 23 19° | 24 18° | 25 18° | 26 18° | 27 18° | 28 18° |
| 29 18° | 30 18° |
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Temperatures trend during September in Antofagasta
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| 1 Sept. | Sunny | 18° /11° | 0 mm | 6 | |
| 2 Sept. | Partly cloudy | 18° /10° | 0 mm | 6 | |
| 3 Sept. | Sunny | 17° /11° | 0 mm | 5 | |
| 4 Sept. | Sunny | 20° /12° | 0.1 mm | 6 | |
| 5 Sept. | Sunny | 19° /12° | 0 mm | 6 | |
| 6 Sept. | Sunny | 19° /11° | 0 mm | 6 | |
| 7 Sept. | Sunny | 18° /11° | 0 mm | 6 | |
| 8 Sept. | Patchy rain possible | 18° /12° | 0.1 mm | 5 | |
| 9 Sept. | Sunny | 20° /12° | 0 mm | 6 | |
| 10 Sept. | Sunny | 19° /12° | 0 mm | 6 | |
| 11 Sept. | Sunny | 19° /11° | 0 mm | 6 | |
| 12 Sept. | Partly cloudy | 17° /11° | 0.1 mm | 5 | |
| 13 Sept. | Sunny | 18° /11° | 0 mm | 5 | |
| 14 Sept. | Sunny | 19° /12° | 0 mm | 6 | |
| 15 Sept. | Sunny | 20° /12° | 0 mm | 6 | |
| 16 Sept. | Sunny | 19° /12° | 0 mm | 5 | |
| 17 Sept. | Sunny | 19° /12° | 0 mm | 6 | |
| 18 Sept. | Sunny | 20° /13° | 0 mm | 6 | |
| 19 Sept. | Sunny | 19° /12° | 0 mm | 6 | |
| 20 Sept. | Sunny | 19° /12° | 0 mm | 6 | |
| 21 Sept. | Patchy rain possible | 19° /12° | 0.1 mm | 5 | |
| 22 Sept. | Sunny | 19° /12° | 0 mm | 6 | |
| 23 Sept. | Patchy rain possible | 19° /12° | 0 mm | 5 | |
| 24 Sept. | Patchy rain possible | 18° /12° | 0.1 mm | 5 | |
| 25 Sept. | Partly cloudy | 18° /12° | 0.1 mm | 5 | |
| 26 Sept. | Patchy rain possible | 18° /12° | 0 mm | 5 | |
| 27 Sept. | Patchy rain possible | 18° /11° | 0.1 mm | 5 | |
| 28 Sept. | Partly cloudy | 18° /11° | 0 mm | 6 | |
| 29 Sept. | Patchy rain possible | 18° /11° | 0 mm | 5 | |
| 30 Sept. | Sunny | 18° /11° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Antofagasta 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 Antofagasta forecast closer to your planned date for the most up-to-date weather information.
Antofagasta in September - FAQ
What are the expected maximum and minimum temperatures in Antofagasta during September?
Enjoy moderate daytime temperatures of up to 19° and cooler nights around 13°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Antofagasta during September?
Rainfall in Antofagasta during September is rare to nonexistent, with the total expected rainfall being less than 10 mm and approximately 0 days seeing any precipitation. Planning without the concern for rain is generally straightforward during this very dry period.
What are the typical wind conditions in Antofagasta during September?
The average wind speed in Antofagasta during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
What to pack to Antofagasta in September?
As you prepare for your trip to Antofagasta in September, it's important to consider the typical weather patterns for the time of year. Below is a carefully tailored packing list to ensure that your time in Antofagasta, during September, is comfortable and enjoyable, regardless of the weather conditions.
- Clothing
- Warm Clothing: Sweaters, hoodies, long pants
- Accessories
- Scarves: To protect you from the cold wind
- Gloves/Mittens: Essential for cold weather
- Warm Hats: Warm hats for insulation in cold weather
September rainfall patterns in Antofagasta
Explore the daily rainfall trends and prepare for Antofagastas September weather 💧
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Where is Antofagasta?Get accurate weather forecasts for Antofagasta, located at latitude -23.652 and longitude -70.395. Stay updated with localized weather information tailored for Antofagasta.
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