Average annual temperature is 27.8 °C
Absolute maximum temperature: 38.2 °C
Absolute minimum temperature: 18.7 °C
Number of sunny days: 205 days
Number of rainy days: 160 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) | 36.3 | 37.2 | 37.6 | 32.8 | 33.7 | 34.0 | 33.8 | 36.3 | 37.6 | 38.1 | 38.2 | 37.5 |
| Average daytime temperature (°C) | 34.1 | 34.7 | 32.4 | 31.2 | 32.0 | 31.4 | 31.3 | 33.9 | 35.1 | 36.5 | 36.3 | 35.6 |
| Average temperature (°C) | 28.1 | 28.5 | 26.9 | 26.1 | 27.0 | 26.4 | 25.6 | 27.5 | 28.3 | 29.6 | 29.8 | 29.6 |
| Average night temperature (°C) | 22.8 | 23.3 | 22.7 | 22.0 | 22.5 | 22.1 | 20.4 | 21.6 | 22.1 | 23.0 | 23.8 | 23.9 |
| Absolute minimum temperature (°C) | 20.2 | 20.6 | 21.0 | 20.6 | 21.3 | 20.1 | 18.7 | 19.9 | 20.6 | 21.4 | 22.3 | 22.4 |
| 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) | 11.0 | 10.6 | 9.6 | 10.7 | 10.4 | 9.1 | 10.3 | 10.5 | 10.8 | 11.4 | 11.4 | 10.7 |
| Precipitation (mm) | 54 | 48 | 225 | 79 | 24 | 53 | 31 | 3 | 1 | 0 | 14 | 12 |
| Sunny days | 12 | 10 | 6 | 5 | 10 | 11 | 26 | 27 | 26 | 28 | 23 | 21 |
| Rainy days | 19 | 18 | 25 | 25 | 21 | 19 | 5 | 4 | 4 | 3 | 7 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Caicó is at