Climate averages 1991–2020
Copiapó weather
in July.
A warm, very dry month: the coolest and the 10th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
July is a warm month in Copiapó: daytime highs average 23.0°C and nights cool to about 9.1°C. By daytime temperature it is the coolest month of the year.
Expect about 5.8 mm of rain on roughly 1 day, which makes July a very dry month (the 10th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 10 h 35 min on an average July day.
The nearest other city in this atlas is La Serena (296 km away). In July its highs average 18.7°C, 4.3°C cooler than Copiapó, with 15 mm of rain.
Among the 40 cities listed in Chile, Copiapó ranks 1st of 40 for the warmest July highs and 3rd of 40 for the driest July (rainfall, lowest first). The mean July high of those 40 cities is 14.5°C; Copiapó is 8.5°C warmer than that mean.
From July to August, average highs rise by 1.2°C to 24.2°C, and monthly rainfall falls from 5.8 mm to 3.0 mm.
The annual picture
July in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Copiapó climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 29.4°C18.2°C | 18.2°C | 0.2 | 0.0 | 13.714 h |
| February | 29.4°C18.4°C | 18.4°C | 0.3 | 0.1 | 13.013 h |
| March | 28.5°C18.1°C | 18.1°C | 4.5 | 0.3 | 12.312 h |
| April | 26.6°C16.5°C | 16.5°C | 2.1 | 0.3 | 11.511 h |
| May | 24.7°C13.3°C | 13.3°C | 7.7 | 1.0 | 10.811 h |
| June | 23.4°C10.4°C | 10.4°C | 6.2 | 0.8 | 10.410 h |
| July, selected | 23.0°C9.1°C | 9.1°C | 5.8 | 1.1 | 10.611 h |
| August | 24.2°C11.2°C | 11.2°C | 3.0 | 0.6 | 11.211 h |
| September | 25.2°C13.3°C | 13.3°C | 1.8 | 0.4 | 11.912 h |
| October | 26.6°C15.1°C | 15.1°C | 0.4 | 0.2 | 12.713 h |
| November | 27.7°C16.1°C | 16.1°C | 0.1 | 0.1 | 13.413 h |
| December | 28.6°C17.0°C | 17.0°C | 0.5 | 0.1 | 13.814 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
July in nearby cities
- La Serena in JulyChile · 296 kmHigh 18.7°C · Low 10.5°C · 15 mm rain
- Coquimbo in JulyChile · 304 kmHigh 17.6°C · Low 10.3°C · 15 mm rain
- Ovalle in JulyChile · 369 kmHigh 19.6°C · Low 7.5°C · 23 mm rain
- Antofagasta in JulyChile · 413 kmHigh 17.9°C · Low 11.0°C · 10 mm rain
- Catamarca in JulyArgentina · 463 kmHigh 17.4°C · Low 5.5°C · 15 mm rain
- San Juan, Argentina in JulyArgentina · 496 kmHigh 16.4°C · Low 2.9°C · 8.2 mm rain
- Rawson in JulyArgentina · 500 kmHigh 16.2°C · Low 2.3°C · 8.2 mm rain
- Calama in JulyChile · 564 kmHigh 20.3°C · Low 1.3°C · 3.3 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Copiapó) is explained once on the Copiapó year overview and on the Sources, method and limits page.