Average annual temperature is 28.2 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 20.6 °C
Number of sunny days: 102 days
Number of rainy days: 263 days
Look at detailed online map of União
* Weather data for 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) | 31.5 | 33.2 | 36.5 | 37.2 | 34.1 | 31.7 | 31.4 | 36.1 | 37.7 | 38.0 | 37.6 | 37.5 |
| Average daytime temperature (°C) | 29.9 | 31.7 | 33.9 | 33.1 | 30.9 | 29.7 | 30.0 | 32.7 | 35.6 | 35.8 | 36.0 | 35.5 |
| Average temperature (°C) | 25.6 | 26.8 | 28.8 | 28.4 | 26.7 | 25.8 | 26.1 | 28.1 | 30.4 | 30.5 | 30.8 | 30.2 |
| Average night temperature (°C) | 22.1 | 23.1 | 24.3 | 24.4 | 23.7 | 22.7 | 22.8 | 23.6 | 25.3 | 25.5 | 25.9 | 25.8 |
| Absolute minimum temperature (°C) | 20.6 | 21.6 | 22.4 | 21.6 | 21.9 | 21.1 | 21.8 | 22.4 | 23.5 | 23.5 | 23.8 | 23.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.9 | 12.0 | 12.1 | 12.2 | 12.3 | 12.3 | 12.3 | 12.2 | 12.1 | 12.0 | 12.0 | 11.9 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.1 | 10.1 | 10.8 | 9.3 | 8.8 | 9.5 | 10.3 | 11.3 | 11.2 | 11.1 | 11.1 | 10.5 |
| Precipitation (mm) | 282 | 124 | 49 | 231 | 351 | 267 | 312 | 88 | 14 | 55 | 26 | 40 |
| Sunny days | 4 | 5 | 13 | 10 | 1 | 0 | 1 | 11 | 15 | 18 | 12 | 12 |
| Rainy days | 27 | 23 | 18 | 20 | 30 | 30 | 30 | 20 | 15 | 13 | 18 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in União is at