Average annual temperature is 19.0 °C
Absolute maximum temperature: 38.0 °C
Absolute minimum temperature: 0.7 °C
Number of sunny days: 219 days
Number of rainy days: 146 days
Look at detailed online map of San Nicolás de los Arroyos
* Weather data for San Nicolás de los Arroyos 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) | 37.7 | 38.0 | 36.7 | 28.3 | 25.0 | 25.5 | 27.0 | 28.1 | 26.6 | 31.1 | 33.7 | 34.1 |
| Average daytime temperature (°C) | 33.0 | 30.3 | 30.4 | 23.0 | 20.1 | 17.0 | 16.8 | 19.2 | 19.9 | 24.2 | 26.8 | 28.2 |
| Average temperature (°C) | 27.0 | 24.6 | 25.7 | 18.3 | 15.8 | 12.7 | 12.4 | 13.8 | 15.1 | 18.3 | 21.2 | 23.3 |
| Average night temperature (°C) | 21.4 | 19.3 | 21.5 | 14.3 | 12.2 | 8.8 | 9.0 | 9.8 | 11.1 | 13.0 | 16.0 | 18.7 |
| Absolute minimum temperature (°C) | 16.3 | 9.9 | 14.5 | 7.0 | 5.6 | 0.7 | 0.7 | 4.4 | 5.7 | 6.3 | 7.3 | 14.7 |
| 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) | 11.3 | 11.2 | 9.8 | 8.8 | 7.5 | 6.7 | 6.2 | 8.2 | 8.0 | 10.3 | 10.8 | 10.7 |
| Precipitation (mm) | 42 | 39 | 212 | 47 | 132 | 12 | 77 | 51 | 59 | 97 | 43 | 109 |
| Sunny days | 21 | 19 | 18 | 18 | 18 | 17 | 18 | 23 | 21 | 18 | 16 | 12 |
| Rainy days | 10 | 9 | 13 | 12 | 13 | 13 | 13 | 8 | 9 | 13 | 14 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Nicolás de los Arroyos is at