Average annual temperature is 25.8 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 17.6 °C
Number of sunny days: 54 days
Number of rainy days: 311 days
Look at detailed online map of Callao
* Weather data for Callao 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) | 33.9 | 34.1 | 32.8 | 32.8 | 32.4 | 31.5 | 33.5 | 35.3 | 36.8 | 37.1 | 34.9 | 33.7 |
| Average daytime temperature (°C) | 31.0 | 31.2 | 29.3 | 29.7 | 29.7 | 29.5 | 30.9 | 32.5 | 33.4 | 33.4 | 31.8 | 31.1 |
| Average temperature (°C) | 25.7 | 25.8 | 24.8 | 25.1 | 25.3 | 24.5 | 25.3 | 26.2 | 26.9 | 27.4 | 26.6 | 26.2 |
| Average night temperature (°C) | 21.8 | 22.2 | 22.1 | 22.2 | 22.4 | 21.2 | 21.5 | 21.8 | 22.4 | 23.2 | 23.1 | 23.1 |
| Absolute minimum temperature (°C) | 20.0 | 20.6 | 20.7 | 20.7 | 20.0 | 17.6 | 20.4 | 20.3 | 21.4 | 22.1 | 22.1 | 21.6 |
| 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 | 12.0 | 11.8 | 11.7 | 11.8 | 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) | 8.9 | 9.1 | 6.6 | 7.6 | 9.0 | 9.4 | 9.9 | 10.1 | 10.3 | 9.5 | 9.2 | 8.5 |
| Precipitation (mm) | 117 | 105 | 293 | 251 | 235 | 77 | 74 | 41 | 97 | 117 | 197 | 225 |
| Sunny days | 3 | 2 | 1 | 0 | 0 | 4 | 8 | 15 | 12 | 7 | 2 | 0 |
| Rainy days | 28 | 26 | 30 | 30 | 31 | 26 | 23 | 16 | 18 | 24 | 28 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Callao is at