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Copiapó Weather by Month
Average temperatures, rainfall and humidity for Copiapó, Chile, month by month, built from OpenWeather’s historical records. Use it to see what a typical Copiapó month looks like before you travel — then check the live Copiapó forecast for the days ahead.
Warmest month
February
25°C average high
Coolest month
July
8°C average low
Wettest month
March
15 mm of rain
Driest month
December
0 mm of rain
Average temperature and rainfall in Copiapó 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 | 16°C | 10°C / 33°C | 2 mm | 64% | 10 km/h |
| February | 25°C | 16°C | 10°C / 32°C | 1 mm | 67% | 10 km/h |
| March | 24°C | 15°C | 8°C / 31°C | 15 mm | 68% | 10 km/h |
| April | 22°C | 13°C | 7°C / 32°C | 3 mm | 67% | 8 km/h |
| May | 20°C | 11°C | 1°C / 30°C | 6 mm | 66% | 7 km/h |
| June | 18°C | 8°C | -3°C / 31°C | 4 mm | 66% | 7 km/h |
| July | 18°C | 8°C | -3°C / 30°C | 3 mm | 65% | 7 km/h |
| August | 19°C | 9°C | 2°C / 31°C | 4 mm | 66% | 8 km/h |
| September | 20°C | 10°C | -1°C / 32°C | 1 mm | 64% | 9 km/h |
| October | 21°C | 11°C | 4°C / 32°C | 1 mm | 64% | 10 km/h |
| November | 22°C | 13°C | 6°C / 32°C | 2 mm | 62% | 10 km/h |
| December | 23°C | 14°C | 9°C / 32°C | 0 mm | 63% | 10 km/h |
Best time to visit Copiapó
The most comfortable time to visit Copiapó is generally March and December to January, 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 43 mm a year.
Travellers who prefer heat should aim for February, when highs average 25°C. March is the month to avoid if rain would spoil your plans — it averages 15 mm, roughly 15× the rainfall of the driest month (December).
Source: OpenWeather historical and statistical weather data. Values are long-term averages, not a forecast — see the Copiapó forecast for what is happening now.