Average annual temperature is 23.7 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: 16.2 °C
Number of sunny days: 265 days
Number of rainy days: 100 days
Look at detailed online map of Isla Alta
* Weather data for Isla Alta 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) | 33.3 | 32.7 | 32.3 | 32.7 | 32.2 | 31.6 | 30.0 | 30.0 | 29.4 | 30.5 | 30.6 | 31.3 |
| Average daytime temperature (°C) | 29.8 | 30.6 | 30.1 | 30.6 | 30.7 | 28.9 | 28.7 | 28.6 | 28.3 | 29.0 | 28.7 | 29.7 |
| Average temperature (°C) | 23.9 | 25.5 | 25.4 | 25.9 | 24.8 | 23.1 | 22.5 | 22.3 | 22.2 | 22.8 | 22.4 | 23.8 |
| Average night temperature (°C) | 19.8 | 21.9 | 21.9 | 22.5 | 20.8 | 19.1 | 18.2 | 18.0 | 17.8 | 18.7 | 18.0 | 20.0 |
| Absolute minimum temperature (°C) | 17.7 | 21.0 | 20.7 | 21.2 | 19.5 | 16.6 | 16.8 | 16.2 | 16.9 | 17.3 | 16.4 | 18.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.5 | 12.3 | 12.1 | 11.9 | 11.8 | 11.7 | 11.7 | 11.9 | 12.1 | 12.3 | 12.4 | 12.5 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 10.4 | 9.4 | 9.2 | 9.6 | 10.8 | 10.8 | 10.9 | 11.0 | 11.1 | 10.9 | 11.1 | 10.6 |
| Precipitation (mm) | 54 | 42 | 239 | 92 | 1 | 0 | 0 | 0 | 0 | 15 | 11 | 24 |
| Sunny days | 19 | 15 | 9 | 9 | 28 | 30 | 31 | 30 | 30 | 23 | 23 | 18 |
| Rainy days | 12 | 13 | 22 | 21 | 3 | 0 | 0 | 1 | 0 | 8 | 7 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Isla Alta is at