Average annual temperature is 24.5 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 7.1 °C
Number of sunny days: 174 days
Number of rainy days: 191 days
Look at detailed online map of San Antônio
* Weather data for San Antônio 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) | 32.8 | 31.7 | 33.0 | 33.0 | 30.7 | 29.4 | 32.6 | 36.7 | 39.6 | 38.1 | 39.4 | 37.9 |
| Average daytime temperature (°C) | 29.6 | 29.6 | 30.3 | 28.4 | 27.4 | 25.2 | 29.0 | 30.9 | 33.7 | 33.6 | 34.3 | 34.4 |
| Average temperature (°C) | 24.7 | 24.8 | 25.2 | 23.2 | 21.2 | 18.8 | 22.0 | 24.2 | 26.8 | 27.4 | 27.8 | 28.2 |
| Average night temperature (°C) | 21.1 | 21.5 | 21.4 | 19.2 | 16.3 | 13.9 | 15.7 | 18.4 | 21.1 | 22.7 | 22.7 | 23.1 |
| Absolute minimum temperature (°C) | 18.5 | 20.0 | 19.9 | 14.5 | 12.9 | 7.1 | 9.2 | 14.8 | 12.5 | 19.0 | 15.5 | 20.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.2 | 12.8 | 12.2 | 11.6 | 11.1 | 10.9 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 9.9 | 9.0 | 9.6 | 9.6 | 9.4 | 9.2 | 10.1 | 9.3 | 10.3 | 10.9 | 10.9 | 11.8 |
| Precipitation (mm) | 268 | 202 | 138 | 145 | 25 | 53 | 9 | 33 | 30 | 197 | 96 | 93 |
| Sunny days | 2 | 1 | 7 | 13 | 27 | 26 | 29 | 23 | 19 | 9 | 10 | 8 |
| Rainy days | 29 | 27 | 24 | 17 | 4 | 4 | 2 | 8 | 11 | 22 | 20 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antônio is at