Average annual temperature is 28.0 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: 19.3 °C
Number of sunny days: 197 days
Number of rainy days: 168 days
Look at detailed online map of São Nicolau
* Weather data for São Nicolau 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) | 34.9 | 34.0 | 34.2 | 31.5 | 32.4 | 33.2 | 35.9 | 37.7 | 39.8 | 39.7 | 39.8 | 38.5 |
| Average daytime temperature (°C) | 31.5 | 31.2 | 30.3 | 30.0 | 31.1 | 31.8 | 33.3 | 35.5 | 37.5 | 38.4 | 37.2 | 36.1 |
| Average temperature (°C) | 26.3 | 25.9 | 25.5 | 25.1 | 26.1 | 26.4 | 27.3 | 29.2 | 30.9 | 31.8 | 31.1 | 30.1 |
| Average night temperature (°C) | 22.1 | 21.8 | 22.1 | 21.5 | 21.8 | 21.7 | 21.7 | 23.1 | 24.5 | 25.2 | 25.4 | 25.0 |
| Absolute minimum temperature (°C) | 20.2 | 19.3 | 20.5 | 19.6 | 19.5 | 20.2 | 20.5 | 21.9 | 22.7 | 24.0 | 23.2 | 22.5 |
| 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) | 9.4 | 9.7 | 8.8 | 9.5 | 10.6 | 10.6 | 10.9 | 11.1 | 11.3 | 11.1 | 11.0 | 10.8 |
| Precipitation (mm) | 101 | 112 | 257 | 196 | 47 | 4 | 1 | 0 | 0 | 0 | 16 | 33 |
| Sunny days | 3 | 4 | 4 | 2 | 15 | 18 | 28 | 30 | 30 | 30 | 20 | 13 |
| Rainy days | 28 | 24 | 27 | 28 | 16 | 12 | 3 | 1 | 0 | 1 | 10 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in São Nicolau is at