Average annual temperature is 15.8 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 207 days
Number of rainy days: 157 days
Number of snow days: 1 day
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) | 26.5 | 27.9 | 27.9 | 25.5 | 24.4 | 24.8 | 26.4 | 28.0 | 32.9 | 32.7 | 33.9 | 31.4 |
| Average daytime temperature (°C) | 22.8 | 22.4 | 24.3 | 20.1 | 19.3 | 18.1 | 19.2 | 21.0 | 22.8 | 24.1 | 25.9 | 25.7 |
| Average temperature (°C) | 17.9 | 17.3 | 18.7 | 14.7 | 13.5 | 12.0 | 12.0 | 13.9 | 14.9 | 16.5 | 18.7 | 19.6 |
| Average night temperature (°C) | 14.0 | 13.4 | 14.2 | 10.5 | 8.7 | 6.3 | 7.0 | 7.9 | 8.9 | 10.6 | 13.4 | 14.8 |
| Absolute minimum temperature (°C) | 10.1 | 6.0 | 11.8 | 4.8 | 4.2 | -0.7 | 2.8 | 3.0 | 1.8 | 5.5 | 5.8 | 10.7 |
| 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 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.5 | 13.0 | 12.2 | 11.5 | 10.9 | 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) | 11.4 | 10.8 | 10.8 | 9.7 | 9.5 | 9.5 | 9.8 | 10.4 | 10.8 | 11.0 | 11.5 | 11.8 |
| Precipitation (mm) | 265 | 234 | 134 | 226 | 22 | 0 | 6 | 6 | 27 | 89 | 85 | 116 |
| Sunny days | 2 | 4 | 13 | 16 | 24 | 28 | 30 | 28 | 23 | 17 | 13 | 9 |
| Rainy days | 29 | 24 | 18 | 14 | 7 | 1 | 1 | 3 | 7 | 14 | 17 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Antonio is at