Average annual temperature is 23.6 °C
Absolute maximum temperature: 44.0 °C
Absolute minimum temperature: 3.3 °C
Number of sunny days: 223 days
Number of rainy days: 142 days
Look at detailed online map of San Antonio
* Weather data for San Antonio Argentina is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 42.9 | 40.3 | 35.4 | 32.0 | 29.8 | 29.5 | 31.0 | 38.0 | 36.8 | 42.2 | 44.0 | 43.1 |
| Average daytime temperature (°C) | 35.8 | 32.7 | 32.7 | 25.9 | 23.9 | 22.5 | 22.6 | 27.5 | 28.2 | 32.1 | 33.2 | 33.1 |
| Average temperature (°C) | 30.1 | 27.3 | 27.7 | 21.3 | 19.3 | 17.5 | 17.5 | 20.9 | 21.6 | 25.5 | 27.1 | 27.6 |
| Average night temperature (°C) | 24.5 | 22.2 | 23.3 | 17.6 | 15.7 | 13.4 | 13.3 | 15.1 | 16.2 | 19.9 | 21.9 | 23.0 |
| Absolute minimum temperature (°C) | 19.4 | 14.5 | 19.3 | 12.4 | 11.2 | 3.3 | 5.8 | 8.7 | 8.5 | 13.1 | 11.7 | 16.3 |
| 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 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.6 | 13.0 | 12.2 | 11.5 | 10.8 | 10.5 | 10.7 | 11.2 | 11.9 | 12.7 | 13.4 | 13.7 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 11.5 | 11.2 | 10.5 | 7.8 | 6.5 | 7.2 | 7.5 | 9.9 | 9.1 | 8.9 | 9.4 | 9.7 |
| Precipitation (mm) | 94 | 63 | 117 | 162 | 30 | 22 | 10 | 0 | 10 | 15 | 54 | 161 |
| Sunny days | 16 | 13 | 18 | 15 | 17 | 21 | 24 | 31 | 23 | 20 | 15 | 10 |
| Rainy days | 15 | 15 | 13 | 15 | 14 | 9 | 7 | 0 | 7 | 11 | 15 | 21 |
| 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