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Calama Weather by Month
Average temperatures, rainfall and humidity for Calama, Chile, month by month, built from OpenWeather's historical records. Use it to see what a typical Calama month looks like before you travel — then check the live Calama forecast for the days ahead.
Warmest month
December
25°C average high
Coolest month
August
2°C average low
Wettest month
March
10 mm of rain
Driest month
October
0 mm of rain
Average temperature and rainfall in Calama by month
Averages of the daily highs and lows recorded in each month, with total rainfall, mean humidity and mean wind speed.
| Month | Avg high | Avg low | Record low / high | Rainfall | Humidity | Wind |
|---|---|---|---|---|---|---|
| January | 24°C | 9°C | 4°C / 34°C | 1 mm | 39% | 21 km/h |
| February | 24°C | 9°C | 3°C / 30°C | 8 mm | 47% | 20 km/h |
| March | 24°C | 8°C | 0°C / 29°C | 10 mm | 43% | 21 km/h |
| April | 23°C | 6°C | -2°C / 29°C | 1 mm | 32% | 22 km/h |
| May | 22°C | 4°C | -4°C / 30°C | 3 mm | 24% | 22 km/h |
| June | 21°C | 3°C | -8°C / 29°C | 1 mm | 23% | 22 km/h |
| July | 22°C | 3°C | -6°C / 30°C | 1 mm | 18% | 23 km/h |
| August | 22°C | 2°C | -5°C / 29°C | 3 mm | 21% | 23 km/h |
| September | 23°C | 4°C | -4°C / 30°C | 0 mm | 20% | 23 km/h |
| October | 24°C | 5°C | -2°C / 29°C | 0 mm | 22% | 22 km/h |
| November | 24°C | 6°C | -1°C / 29°C | 2 mm | 20% | 24 km/h |
| December | 25°C | 7°C | 0°C / 30°C | 0 mm | 26% | 23 km/h |
Best time to visit Calama
The most comfortable time to visit Calama is generally January to February and October, balancing mild daytime temperatures against the driest stretch of the year. Temperatures stay fairly even all year and rainfall is spread evenly across the months, totalling about 31 mm a year.
Travellers who prefer heat should aim for December, when highs average 25°C. March is the month to avoid if rain would spoil your plans — it averages 10 mm, roughly 10× the rainfall of October.
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Calama forecast for what is happening now.