Climate averages 1991–2020
Copiapó weather
in April.
A warm, very dry month: the joint 6th warmest and the 7th driest of the year. Meets the pleasant-weather rule
Long-term climate patterns, not a forecast for a particular trip.
April is a warm month in Copiapó: daytime highs average 26.6°C and nights cool to about 16.5°C. By daytime temperature it is the joint 6th warmest of the 12 months.
Expect about 2.1 mm of rain on fewer than one day, which makes April a very dry month (the 7th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 27 min on an average April day.
The nearest other city in this atlas is La Serena (296 km away). In April its highs average 22.7°C, 3.9°C cooler than Copiapó, with 3.0 mm of rain.
Among the 40 cities listed in Chile, Copiapó ranks 1st of 40 for the warmest April highs and 4th of 40 for the driest April (rainfall, lowest first). The mean April high of those 40 cities is 20.5°C; Copiapó is 6.1°C warmer than that mean.
From April to May, average highs fall by 1.9°C to 24.7°C, and monthly rainfall rises from 2.1 mm to 7.7 mm.
The annual picture
April 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, selected | 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 | 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
April in nearby cities
- La Serena in AprilChile · 296 kmHigh 22.7°C · Low 16.2°C · 3.0 mm rain
- Coquimbo in AprilChile · 304 kmHigh 21.4°C · Low 15.3°C · 3.0 mm rain
- Ovalle in AprilChile · 369 kmHigh 25.5°C · Low 14.2°C · 5.1 mm rain
- Antofagasta in AprilChile · 413 kmHigh 20.6°C · Low 14.7°C · 8.9 mm rain
- Catamarca in AprilArgentina · 463 kmHigh 22.7°C · Low 13.8°C · 65 mm rain
- San Juan, Argentina in AprilArgentina · 496 kmHigh 23.2°C · Low 11.6°C · 18 mm rain
- Rawson in AprilArgentina · 500 kmHigh 22.9°C · Low 11.1°C · 18 mm rain
- Calama in AprilChile · 564 kmHigh 23.6°C · Low 5.0°C · 2.0 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.