Average annual temperature is 22.9 °C
Absolute maximum temperature: 43.7 °C
Absolute minimum temperature: 2.7 °C
Number of sunny days: 280 days
Number of rainy days: 85 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) | 43.7 | 42.5 | 41.0 | 34.5 | 29.9 | 27.4 | 26.6 | 31.3 | 36.0 | 39.8 | 43.4 | 43.4 |
| Average daytime temperature (°C) | 36.3 | 35.9 | 35.0 | 27.2 | 24.5 | 19.8 | 20.3 | 25.3 | 28.4 | 31.5 | 34.9 | 35.9 |
| Average temperature (°C) | 29.7 | 29.1 | 29.1 | 21.3 | 18.4 | 13.8 | 13.9 | 17.9 | 21.1 | 24.3 | 27.6 | 28.9 |
| Average night temperature (°C) | 23.5 | 22.6 | 23.7 | 16.4 | 12.9 | 8.5 | 8.3 | 10.5 | 14.3 | 17.3 | 20.8 | 23.0 |
| Absolute minimum temperature (°C) | 18.2 | 11.3 | 19.6 | 11.6 | 7.5 | 3.0 | 2.7 | 6.9 | 9.4 | 11.7 | 9.8 | 16.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 |
| Daylight mean duration (h) | 13.8 | 13.1 | 12.3 | 11.4 | 10.7 | 10.3 | 10.5 | 11.1 | 11.9 | 12.8 | 13.6 | 14.0 |
| 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) | 12.0 | 11.8 | 10.7 | 9.6 | 8.6 | 8.4 | 8.6 | 10.2 | 10.5 | 10.8 | 11.4 | 11.4 |
| Precipitation (mm) | 93 | 33 | 72 | 67 | 15 | 1 | 8 | 0 | 0 | 11 | 19 | 72 |
| Sunny days | 17 | 18 | 17 | 21 | 25 | 28 | 29 | 30 | 29 | 25 | 23 | 18 |
| Rainy days | 14 | 10 | 14 | 9 | 6 | 2 | 2 | 1 | 1 | 6 | 7 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at