Average annual temperature is 17.5 °C
Absolute maximum temperature: 40.0 °C
Absolute minimum temperature: -0.1 °C
Number of sunny days: 199 days
Number of rainy days: 166 days
Look at detailed online map of San Antonio
* Weather data for San Antonio Uruguay is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 37.2 | 40.0 | 38.0 | 28.9 | 23.9 | 24.2 | 26.7 | 27.7 | 25.8 | 27.3 | 31.2 | 33.3 |
| Average daytime temperature (°C) | 32.4 | 30.4 | 29.6 | 22.4 | 19.7 | 16.2 | 16.1 | 17.3 | 17.9 | 21.6 | 24.7 | 26.0 |
| Average temperature (°C) | 25.6 | 24.1 | 24.3 | 17.2 | 15.2 | 11.7 | 11.6 | 12.0 | 13.2 | 15.8 | 18.9 | 21.1 |
| Average night temperature (°C) | 19.7 | 19.1 | 20.1 | 13.2 | 11.5 | 8.0 | 8.3 | 7.8 | 9.4 | 10.8 | 13.6 | 16.7 |
| Absolute minimum temperature (°C) | 14.9 | 11.1 | 11.8 | 9.2 | 3.4 | 0.3 | 0.6 | -0.1 | 2.2 | 3.2 | 7.4 | 11.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.2 | 13.3 | 12.3 | 11.2 | 10.3 | 9.9 | 10.1 | 10.9 | 11.9 | 13.0 | 13.9 | 14.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 12.1 | 10.4 | 10.2 | 9.1 | 6.6 | 6.1 | 6.7 | 8.1 | 7.0 | 9.7 | 11.2 | 10.0 |
| Precipitation (mm) | 20 | 46 | 132 | 31 | 97 | 30 | 93 | 115 | 69 | 90 | 62 | 133 |
| Sunny days | 22 | 19 | 12 | 20 | 16 | 15 | 17 | 20 | 15 | 18 | 14 | 11 |
| Rainy days | 9 | 9 | 19 | 10 | 15 | 15 | 14 | 11 | 15 | 13 | 16 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Antonio during the most sunny months:
The largest precipitation sum in San Antonio is at