Average annual temperature is 21.5 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: 3.6 °C
Number of sunny days: 188 days
Number of rainy days: 177 days
Look at detailed online map of San Isidro
* Weather data for San Isidro 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) | 39.2 | 40.1 | 37.6 | 31.8 | 28.1 | 27.9 | 27.5 | 30.7 | 32.0 | 30.8 | 33.7 | 35.8 |
| Average daytime temperature (°C) | 35.3 | 33.7 | 31.9 | 25.8 | 22.6 | 21.1 | 20.0 | 23.6 | 23.4 | 24.7 | 28.0 | 29.0 |
| Average temperature (°C) | 29.2 | 27.5 | 26.8 | 20.4 | 17.9 | 16.7 | 15.7 | 17.8 | 18.5 | 19.8 | 23.3 | 24.7 |
| Average night temperature (°C) | 23.4 | 21.8 | 22.6 | 15.9 | 14.0 | 13.4 | 12.2 | 13.4 | 14.7 | 15.5 | 19.1 | 21.0 |
| Absolute minimum temperature (°C) | 17.2 | 10.7 | 17.5 | 9.9 | 7.9 | 3.7 | 3.6 | 5.0 | 4.4 | 8.3 | 10.2 | 16.6 |
| 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) | 13.8 | 13.1 | 12.3 | 11.4 | 10.6 | 10.3 | 10.4 | 11.1 | 11.9 | 12.8 | 13.6 | 14.0 |
| 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) | 11.9 | 11.2 | 9.9 | 9.3 | 6.6 | 7.1 | 7.0 | 9.3 | 7.1 | 9.4 | 9.6 | 9.1 |
| Precipitation (mm) | 45 | 58 | 200 | 42 | 87 | 40 | 123 | 33 | 345 | 200 | 159 | 276 |
| Sunny days | 20 | 16 | 10 | 20 | 18 | 15 | 19 | 25 | 11 | 14 | 12 | 8 |
| Rainy days | 11 | 12 | 21 | 10 | 13 | 15 | 12 | 6 | 19 | 17 | 18 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San Isidro during the most sunny months:
The largest precipitation sum in San Isidro is at