Average annual temperature is 19.4 °C
Absolute maximum temperature: 29.7 °C
Absolute minimum temperature: 11.9 °C
Number of sunny days: 327 days
Number of rainy days: 38 days
Look at detailed online map of Ilo
* Weather data for Ilo Peru is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 26.6 | 29.7 | 29.1 | 27.7 | 23.0 | 21.0 | 19.8 | 20.1 | 20.7 | 23.3 | 22.7 | 25.9 |
| Average daytime temperature (°C) | 25.3 | 27.3 | 26.9 | 24.7 | 21.3 | 19.3 | 18.4 | 18.8 | 19.5 | 20.9 | 21.4 | 23.0 |
| Average temperature (°C) | 22.0 | 24.1 | 23.7 | 21.7 | 18.5 | 16.7 | 16.0 | 16.4 | 16.9 | 18.1 | 18.6 | 20.3 |
| Average night temperature (°C) | 19.3 | 21.4 | 21.1 | 19.3 | 16.4 | 14.4 | 13.8 | 14.3 | 14.7 | 15.9 | 16.5 | 18.2 |
| Absolute minimum temperature (°C) | 17.7 | 19.2 | 18.9 | 15.8 | 15.2 | 13.0 | 11.9 | 12.6 | 12.3 | 13.9 | 14.9 | 16.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.0 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 | 11.2 | 11.5 | 12.0 | 12.5 | 12.9 | 13.2 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 11.9 | 11.6 | 11.2 | 10.7 | 10.2 | 10.0 | 10.0 | 10.4 | 10.5 | 11.0 | 11.7 | 11.5 |
| Precipitation (mm) | 1 | 3 | 6 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 1 | 3 |
| Sunny days | 27 | 24 | 27 | 30 | 30 | 29 | 30 | 30 | 25 | 27 | 24 | 24 |
| Rainy days | 4 | 4 | 4 | 0 | 1 | 1 | 1 | 1 | 5 | 4 | 6 | 7 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ilo is at