Arica in September

Inside Arica's best window: Year-round; Dec–Mar for beach weather, Sep–Nov and Mar–May for valleys and altiplano.

No other month rates higher than September for Arica in this guide.

• AricaHighs around 19 °C (66 °F), lows around 13 °C (55 °F), rain on about 0 daysHighs around 66 °F (19 °C), lows around 55 °F (13 °C), rain on about 0 days
• Atacama and the north, Chile · San Pedro de Atacama, Calama, Aricabest weather

  Among the driest places on earth; summer 'Altiplanic winter' storms (Jan–Feb) can close high roads; cold nights, freezing at the geysers Jun–Aug.

Dates as our data lists them. Moving holidays (lunar and Islamic calendars, Easter) shift every year: check the date for your year before you build a trip on it.

• Fiestas Patrias big impact

  18–19 Sep · Chile

  Independence and Army days; fondas, businesses closed, travel peak.

Crowds · Chile overall

Medium

Prices · Chile overall

Medium

Chile overall: Fiestas Patrias (18–19 Sep): fondas, barbecues, closed businesses; spring in the centre.

Weather, crowds and prices for any two months in Arica, side by side.

Nothing unusual for the weather this month.

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