Average annual temperature is 27.3 °C
Absolute maximum temperature: 40.4 °C
Absolute minimum temperature: 17.4 °C
Number of sunny days: 153 days
Number of rainy days: 212 days
Look at detailed online map of Santa União
* Weather data for Santa União 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) | 31.7 | 33.6 | 32.5 | 32.4 | 33.3 | 33.5 | 35.9 | 38.3 | 40.4 | 38.6 | 37.1 | 36.0 |
| Average daytime temperature (°C) | 29.7 | 31.2 | 30.0 | 30.8 | 31.7 | 32.5 | 34.1 | 35.5 | 37.3 | 35.6 | 34.3 | 33.6 |
| Average temperature (°C) | 25.1 | 26.2 | 25.5 | 26.2 | 26.3 | 26.5 | 26.9 | 28.4 | 30.3 | 29.6 | 28.7 | 28.2 |
| Average night temperature (°C) | 21.8 | 22.5 | 22.2 | 22.4 | 21.9 | 21.4 | 20.6 | 22.3 | 23.9 | 24.6 | 24.2 | 24.0 |
| Absolute minimum temperature (°C) | 20.4 | 21.0 | 20.7 | 21.2 | 19.7 | 18.8 | 17.4 | 20.3 | 21.9 | 21.8 | 22.6 | 21.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 |
| Daylight mean duration (h) | 12.7 | 12.5 | 12.2 | 11.8 | 11.6 | 11.4 | 11.5 | 11.7 | 12.0 | 12.4 | 12.7 | 12.8 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 |
| Sunshine mean duration (h) | 8.4 | 9.9 | 8.5 | 10.2 | 10.5 | 10.5 | 10.6 | 10.2 | 10.6 | 10.7 | 10.5 | 10.5 |
| Precipitation (mm) | 269 | 133 | 275 | 64 | 8 | 0 | 0 | 25 | 43 | 62 | 81 | 137 |
| Sunny days | 1 | 1 | 1 | 8 | 18 | 29 | 31 | 24 | 23 | 9 | 4 | 4 |
| Rainy days | 30 | 27 | 30 | 22 | 13 | 1 | 0 | 7 | 7 | 22 | 26 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santa União is at