Average annual temperature is 19.4 °C
Absolute maximum temperature: 39.6 °C
Absolute minimum temperature: 0.2 °C
Number of sunny days: 213 days
Number of rainy days: 152 days
Look at detailed online map of Colonia San Juan
* Weather data for Colonia San Juan 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) | 39.6 | 39.2 | 38.1 | 30.0 | 26.0 | 26.6 | 27.1 | 30.2 | 29.5 | 32.4 | 34.2 | 32.9 |
| Average daytime temperature (°C) | 34.1 | 30.8 | 31.0 | 23.2 | 21.0 | 18.0 | 17.8 | 20.3 | 21.0 | 25.1 | 26.9 | 27.7 |
| Average temperature (°C) | 27.9 | 25.0 | 26.1 | 18.1 | 16.2 | 13.1 | 13.1 | 14.6 | 15.7 | 18.7 | 21.2 | 23.0 |
| Average night temperature (°C) | 22.0 | 19.6 | 21.5 | 13.7 | 12.4 | 9.0 | 9.4 | 10.2 | 11.4 | 13.3 | 16.1 | 18.6 |
| Absolute minimum temperature (°C) | 16.7 | 9.5 | 13.0 | 8.0 | 4.9 | 0.2 | 0.6 | 2.5 | 5.7 | 5.8 | 6.7 | 14.3 |
| 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) | 14.0 | 13.2 | 12.3 | 11.3 | 10.5 | 10.0 | 10.2 | 11.0 | 11.9 | 12.9 | 13.8 | 14.2 |
| 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 | 14.0 |
| Sunshine mean duration (h) | 11.2 | 11.0 | 9.5 | 8.8 | 7.4 | 7.1 | 6.5 | 8.4 | 7.7 | 10.0 | 10.5 | 10.3 |
| Precipitation (mm) | 43 | 74 | 175 | 31 | 193 | 10 | 59 | 25 | 16 | 87 | 106 | 243 |
| Sunny days | 20 | 19 | 11 | 16 | 18 | 19 | 20 | 25 | 18 | 18 | 17 | 12 |
| Rainy days | 11 | 9 | 20 | 14 | 13 | 11 | 11 | 6 | 12 | 13 | 13 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Colonia San Juan is at