Climate averages 1991–2020
Arica weather
in July.
A mild, fairly dry month: the coolest and the 11th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
July is a mild month in Arica: daytime highs average 17.1°C and nights cool to about 12.5°C. By daytime temperature it is the coolest month of the year.
Expect about 29 mm of rain on roughly 11 days, which makes July a fairly dry month (the 11th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 11 h 08 min on an average July day.
The nearest other city in this atlas is Tacna (51 km away). In July its highs average 18.9°C, 1.8°C warmer than Arica, with 3.9 mm of rain.
Among the 40 cities listed in Chile, Arica ranks 9th of 40 for the warmest July highs and 9th of 40 for the driest July (rainfall, lowest first). The mean July high of those 40 cities is 14.5°C; Arica is 2.6°C warmer than that mean.
From July to August, average highs rise by 0.1°C to 17.2°C, and monthly rainfall falls from 29 mm to 20 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
Arica climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 26.6°C19.5°C | 19.5°C | 9.5 | 2.4 | 13.113 h |
| February | 27.3°C20.2°C | 20.2°C | 7.3 | 2.0 | 12.713 h |
| March | 26.6°C19.2°C | 19.2°C | 3.8 | 0.7 | 12.212 h |
| April | 23.6°C16.7°C | 16.7°C | 6.9 | 1.7 | 11.712 h |
| May | 20.1°C14.9°C | 14.9°C | 24 | 9.3 | 11.311 h |
| June | 18.0°C13.5°C | 13.5°C | 30 | 12.5 | 11.011 h |
| July, selected | 17.1°C12.5°C | 12.5°C | 29 | 10.5 | 11.111 h |
| August | 17.2°C12.3°C | 12.3°C | 20 | 6.9 | 11.511 h |
| September | 18.1°C12.8°C | 12.8°C | 14 | 4.5 | 12.012 h |
| October | 19.7°C13.6°C | 13.6°C | 8.9 | 1.9 | 12.513 h |
| November | 22.3°C15.0°C | 15.0°C | 4.2 | 0.3 | 13.013 h |
| December | 24.7°C17.2°C | 17.2°C | 4.7 | 0.8 | 13.213 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
- Tacna in JulyPeru · 51 kmHigh 18.9°C · Low 13.0°C · 3.9 mm rain
- Iquique (approximate) in JulyChile · 194 kmHigh 21.9°C · Low 13.0°C · 16 mm rain
- Alto Hospicio in JulyChile · 200 kmHigh 19.2°C · Low 9.8°C · 0.5 mm rain
- Viacha in JulyBolivia · 294 kmHigh 13.5°C · Low -1.6°C · 10 mm rain
- Puno in JulyPeru · 295 kmHigh 14.7°C · Low -0.8°C · 8.7 mm rain
- La Paz in JulyBolivia · 317 kmHigh 13.1°C · Low 0.5°C · 14 mm rain
- Juliaca in JulyPeru · 331 kmHigh 14.5°C · Low -2.0°C · 7.0 mm rain
- Oruro in JulyBolivia · 343 kmHigh 12.8°C · Low -2.4°C · 8.1 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 Arica) is explained once on the Arica year overview and on the Sources, method and limits page.