Average annual temperature is 17.4 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: 0.3 °C
Number of sunny days: 189 days
Number of rainy days: 176 days
Look at detailed online map of Rosario de Lerma
* Weather data for Rosario de Lerma 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) | 32.6 | 30.8 | 29.6 | 27.1 | 26.2 | 26.8 | 29.1 | 33.6 | 33.4 | 35.2 | 36.2 | 36.6 |
| Average daytime temperature (°C) | 26.5 | 24.6 | 26.6 | 19.9 | 19.1 | 18.1 | 17.4 | 22.4 | 23.1 | 25.7 | 27.9 | 26.8 |
| Average temperature (°C) | 21.2 | 19.8 | 21.5 | 15.8 | 14.1 | 12.2 | 11.5 | 15.1 | 16.4 | 18.6 | 21.7 | 21.4 |
| Average night temperature (°C) | 16.7 | 15.3 | 16.8 | 12.4 | 10.1 | 7.7 | 6.7 | 8.9 | 11.0 | 13.0 | 16.4 | 17.2 |
| Absolute minimum temperature (°C) | 12.6 | 6.9 | 13.3 | 7.6 | 5.7 | 0.3 | 0.4 | 2.0 | 1.6 | 4.9 | 8.5 | 12.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.5 | 12.9 | 12.2 | 11.5 | 10.9 | 10.6 | 10.7 | 11.3 | 11.9 | 12.7 | 13.3 | 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) | 11.0 | 10.3 | 10.2 | 7.8 | 8.6 | 9.0 | 9.1 | 10.1 | 9.6 | 9.3 | 9.9 | 9.1 |
| Precipitation (mm) | 116 | 55 | 49 | 88 | 10 | 14 | 20 | 0 | 22 | 48 | 59 | 111 |
| Sunny days | 10 | 10 | 14 | 10 | 15 | 17 | 21 | 30 | 22 | 18 | 14 | 8 |
| Rainy days | 21 | 18 | 17 | 20 | 16 | 13 | 10 | 1 | 8 | 13 | 16 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rosario de Lerma is at