Average annual temperature is 19.7 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: -1.9 °C
Number of sunny days: 264 days
Number of rainy days: 101 days
Look at detailed online map of San Jerónimo
* Weather data for San Jerónimo 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) | 36.7 | 38.8 | 34.7 | 29.4 | 27.0 | 24.6 | 25.0 | 32.4 | 31.6 | 32.4 | 35.9 | 38.2 |
| Average daytime temperature (°C) | 32.2 | 31.3 | 30.0 | 24.4 | 21.8 | 18.2 | 18.0 | 21.9 | 23.5 | 26.4 | 29.6 | 30.8 |
| Average temperature (°C) | 26.3 | 25.2 | 24.4 | 19.1 | 16.0 | 12.9 | 12.4 | 15.5 | 16.9 | 19.8 | 23.1 | 25.1 |
| Average night temperature (°C) | 20.5 | 19.4 | 19.1 | 14.4 | 11.3 | 8.5 | 7.4 | 10.0 | 10.9 | 13.6 | 16.8 | 19.4 |
| Absolute minimum temperature (°C) | 14.0 | 6.2 | 10.9 | 5.8 | 5.6 | -1.9 | 0.6 | 5.8 | 2.4 | 4.0 | 3.6 | 13.9 |
| 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 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.1 | 13.3 | 12.3 | 11.3 | 10.4 | 10.0 | 10.2 | 10.9 | 11.9 | 12.9 | 13.8 | 14.3 |
| 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) | 12.1 | 12.2 | 10.4 | 9.2 | 8.6 | 7.7 | 8.3 | 9.2 | 10.0 | 11.4 | 11.9 | 12.3 |
| Precipitation (mm) | 94 | 24 | 41 | 18 | 8 | 3 | 5 | 0 | 2 | 45 | 47 | 37 |
| Sunny days | 14 | 19 | 16 | 21 | 28 | 27 | 28 | 29 | 27 | 23 | 18 | 14 |
| Rainy days | 17 | 9 | 15 | 9 | 3 | 3 | 3 | 2 | 3 | 8 | 12 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Jerónimo is at