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Atacama Desert Weather in September
September in Atacama Desert sees daytime temperatures around 23°C (73°F) and lows of 5°C (41°F) at night. The excellent weather makes it a good time to visit.
Rainfall in Atacama Desert in September
Looking at the last 30 years, the data shows about a single day with rain, averaging 1.7 mm (0.1 in) for the month. On the rare occasion it rains this month, it usually amounts to very little.
Temperature in Atacama Desert in September
Atacama Desert in September is worth a visit. The temperature is excellent, with 23°C (73°F) during the day and 5°C (41°F) at night. The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows around 5°C (41°F), nights are cold. The upside is that cool, crisp nights are often the best for a deep sleep.For more travel ideas, our weather planner can help you explore destinations around the world.
Atacama Desert Temperature in September
Min Temperature
5°C (41°F)
Max Temperature
23°C (73°F)
Chance of Rain
4%
Precipitation
1.7 mm (0.1 in)
Rainy days
a single day
Atacama Desert Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Atacama Desert - and find the best time to visit.
Historical weather records for Atacama Desert in September
Browse day-by-day weather records for Atacama Desert spanning 21 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Atacama Desert historical weather extremes in September
Based on 19 years of weather observations (2006-2025), these are the most extreme conditions recorded in Atacama Desert.
- Atacama Desert recorded its highest September temperature of 29°C (84°F) on September 26, 2021.
- Atacama Desert experienced its chilliest September day on September 8, 2019, reaching only 15°C (59°F).
- The lowest overnight temperature recorded in September was -1°C (30°F) (September 4, 2022).
Best Places in Chile in September
Find out more about the weather in Chile and which places have the best travel conditions in this month. See all of Chile in September →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Atacama Desert in September
Comfortable temperatures call for an easy wardrobe in September. Pack summer basics like t-shirts and shorts, but include a light jacket for cooler moments. A pair of comfortable walking shoes is essential. Dry conditions mean you won't need to worry about rain protection.
What To Do in Atacama Desert in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Cycling10/10 -
Walking10/10 -
Camping5/10 -
Outdoor sports10/10
Atacama Desert 3-Day Forecast
More climate data for Atacama Desert
See the full Atacama Desert climate overview or explore weather in Chile.
Popular in September
Where to go in September - average daytime high across popular destinations.
San Pedro de Atacama
21°C (70°F) Hanga Roa
21°C (70°F) La Serena19°C (66°F) Santiago18°C (64°F) Viña del Mar16°C (61°F) Concón16°C (61°F) Valparaíso15°C (59°F) Pucón
13°C (55°F) Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
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