The temperatures in Tarapaca in September are quite cold with temperatures between 9°C and 21°C, warm clothes are a must.
There is little to no rain in Tarapaca during September, so it’s a lot easier to explore the city. Just remember to dress in warm layers, as it can still get pretty chilly.
Our weather forecast can give you a great sense of what weather to expect in Tarapaca in September 2025.
If you’re planning to visit Tarapaca in the near future, we highly recommend that you review the 14 day weather forecast for Tarapaca before you arrive.