Average annual temperature is 18.0 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -1.0 °C
Number of sunny days: 219 days
Number of rainy days: 146 days
Look at detailed online map of Colonia San Luis
* Weather data for Colonia San Luis 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) | 37.4 | 37.4 | 36.9 | 29.4 | 27.1 | 24.1 | 25.7 | 27.6 | 24.2 | 30.2 | 34.4 | 34.0 |
| Average daytime temperature (°C) | 32.2 | 29.9 | 30.5 | 23.4 | 20.0 | 16.6 | 16.1 | 18.5 | 18.8 | 23.8 | 26.5 | 27.6 |
| Average temperature (°C) | 26.0 | 23.9 | 25.2 | 17.8 | 14.8 | 11.3 | 11.1 | 12.6 | 13.8 | 17.6 | 20.1 | 22.4 |
| Average night temperature (°C) | 20.0 | 18.0 | 20.6 | 13.1 | 10.5 | 7.2 | 7.2 | 8.3 | 9.5 | 11.8 | 14.3 | 17.3 |
| Absolute minimum temperature (°C) | 15.0 | 8.3 | 12.3 | 7.9 | 1.4 | 0.4 | -1.0 | 2.9 | 4.8 | 6.1 | 7.8 | 12.0 |
| 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) | 11.2 | 11.2 | 10.5 | 8.7 | 7.6 | 6.5 | 6.6 | 7.6 | 7.1 | 10.0 | 11.1 | 10.9 |
| Precipitation (mm) | 63 | 49 | 67 | 39 | 75 | 9 | 50 | 24 | 73 | 67 | 111 | 86 |
| Sunny days | 18 | 16 | 20 | 16 | 21 | 20 | 20 | 22 | 19 | 17 | 16 | 14 |
| Rainy days | 13 | 12 | 11 | 14 | 10 | 10 | 11 | 9 | 11 | 14 | 14 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Colonia San Luis is at