Climate in Calama, Chile

Calama, Chile has a mediterranean climate. The annual average temperature is about 24.1°C, with around 2996 hours of sunshine; the national rainfall baseline is roughly 400 mm across 43 rainy days a year. The warmest month is Jan (highs near 33.2°C) and the coldest is Jul (lows near 15.1°C). These are deterministic planning estimates, not a forecast or measured station data. Temperature and sunshine follow the city's latitude; rainfall and the climate zone come from a country-level baseline that every city in the country shares (refined by region in the United States, Canada and Australia), so they do not show local differences. Check current conditions with an official meteorological service before travel.

Data year 2025; last updated 2026-05-16.

Calama is classified as Mediterranean. The classification combines the city’s own temperature range, which follows its latitude, with a rainfall pattern taken at country level for Chile — so cities in the same country usually share a zone.

The rainfall baseline for Chile is about 400 mm a year over roughly 43 rainy days, with the wettest month Jun and the driest Jan. This figure is not specific to Calama: every city in Chile carries the same baseline, so it will not show the difference between, say, a dry inland city and a wet coastal one. Use an official meteorological service for local rainfall.

Calama sees an estimated 2996 hours of sunshine a year, concentrated in the warmer months around Jan.

By temperature and rainfall, the most comfortable months in Calama are Aug, Sep, Jul. Conditions vary year to year — verify with a current forecast before booking.

Calama has a climate comfort score of 78/100, a very comfortable year-round climate by this measure. The score weights mild temperatures most, then rainfall balance, sunshine, low seasonality, and the absence of extreme winter cold or summer heat.