Average annual temperature is 28.1 °C
Absolute maximum temperature: 39.1 °C
Absolute minimum temperature: 19.7 °C
Number of sunny days: 203 days
Number of rainy days: 162 days
Look at detailed online map of Caicó
* Weather data for Caicó Brazil is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.4 | 37.2 | 36.1 | 33.1 | 34.7 | 34.4 | 34.7 | 37.7 | 38.5 | 38.4 | 39.1 | 38.3 |
| Average daytime temperature (°C) | 34.7 | 34.8 | 32.3 | 31.5 | 32.5 | 31.8 | 32.3 | 34.4 | 35.6 | 37.0 | 37.0 | 36.1 |
| Average temperature (°C) | 28.4 | 28.7 | 26.8 | 26.4 | 27.4 | 26.7 | 26.5 | 27.9 | 28.6 | 29.9 | 30.1 | 29.7 |
| Average night temperature (°C) | 23.3 | 23.8 | 22.8 | 22.5 | 23.0 | 22.5 | 21.4 | 22.1 | 22.6 | 23.4 | 24.3 | 24.3 |
| Absolute minimum temperature (°C) | 21.6 | 21.0 | 21.0 | 21.3 | 21.7 | 20.8 | 19.7 | 20.9 | 21.3 | 22.2 | 22.6 | 22.9 |
| 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) | 12.4 | 12.3 | 12.1 | 12.0 | 11.8 | 11.8 | 11.8 | 11.9 | 12.1 | 12.2 | 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) | 10.9 | 10.5 | 9.4 | 10.3 | 10.5 | 9.5 | 10.1 | 10.4 | 10.6 | 11.3 | 11.3 | 10.5 |
| Precipitation (mm) | 33 | 47 | 260 | 92 | 49 | 66 | 49 | 7 | 2 | 0 | 36 | 20 |
| Sunny days | 12 | 8 | 8 | 6 | 11 | 11 | 25 | 27 | 24 | 29 | 21 | 21 |
| Rainy days | 19 | 20 | 23 | 24 | 20 | 19 | 6 | 4 | 6 | 2 | 9 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Caicó is at