Average annual temperature is 19.5 °C
Absolute maximum temperature: 37.6 °C
Absolute minimum temperature: 0.4 °C
Number of sunny days: 228 days
Number of rainy days: 137 days
Look at detailed online map of San Marcos Sierra
* Weather data for San Marcos Sierra 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) | 37.3 | 35.5 | 34.2 | 28.6 | 25.7 | 24.2 | 25.7 | 29.0 | 32.9 | 34.3 | 37.6 | 34.9 |
| Average daytime temperature (°C) | 31.9 | 29.7 | 30.3 | 23.5 | 21.0 | 18.4 | 19.0 | 22.2 | 23.6 | 26.9 | 28.9 | 29.7 |
| Average temperature (°C) | 25.9 | 23.8 | 24.7 | 18.5 | 16.1 | 13.0 | 13.2 | 15.4 | 16.8 | 20.2 | 22.3 | 24.2 |
| Average night temperature (°C) | 20.2 | 18.5 | 19.8 | 14.5 | 12.3 | 8.7 | 9.0 | 10.1 | 11.7 | 14.4 | 16.6 | 19.5 |
| Absolute minimum temperature (°C) | 15.1 | 7.8 | 15.8 | 9.6 | 6.9 | 0.4 | 2.6 | 5.6 | 7.0 | 8.1 | 6.2 | 13.3 |
| 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 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 |
| Daylight mean duration (h) | 13.9 | 13.2 | 12.3 | 11.3 | 10.6 | 10.2 | 10.4 | 11.0 | 11.9 | 12.8 | 13.7 | 14.1 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 |
| Sunshine mean duration (h) | 12.2 | 11.6 | 9.9 | 7.9 | 7.1 | 7.5 | 8.3 | 10.0 | 9.8 | 10.7 | 11.3 | 11.1 |
| Precipitation (mm) | 46 | 116 | 122 | 31 | 35 | 4 | 7 | 0 | 22 | 45 | 90 | 64 |
| Sunny days | 13 | 13 | 19 | 14 | 20 | 22 | 24 | 30 | 26 | 21 | 16 | 10 |
| Rainy days | 18 | 15 | 12 | 16 | 11 | 8 | 7 | 1 | 4 | 10 | 14 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Marcos Sierra is at