Average annual temperature is 22.4 °C
Absolute maximum temperature: 27.6 °C
Absolute minimum temperature: 14.9 °C
Number of rainy days: 365 days
Look at detailed online map of San Juan
* Weather data for San Juan Colombia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 24.8 | 25.9 | 26.2 | 25.6 | 25.8 | 27.2 | 27.3 | 27.1 | 27.6 | 26.8 | 26.5 | 26.8 |
| Average daytime temperature (°C) | 23.4 | 24.1 | 24.3 | 24.4 | 24.9 | 24.8 | 25.7 | 25.6 | 25.6 | 25.4 | 25.5 | 25.3 |
| Average temperature (°C) | 20.7 | 21.2 | 21.6 | 21.8 | 22.7 | 22.5 | 23.1 | 23.0 | 23.0 | 23.0 | 22.8 | 22.8 |
| Average night temperature (°C) | 17.1 | 18.1 | 18.9 | 18.7 | 20.1 | 19.6 | 19.9 | 19.9 | 20.1 | 20.2 | 20.0 | 20.1 |
| Absolute minimum temperature (°C) | 14.9 | 15.6 | 17.0 | 16.9 | 18.9 | 17.9 | 17.8 | 18.9 | 18.9 | 18.8 | 18.6 | 18.6 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.7 | 11.9 | 12.1 | 12.3 | 12.5 | 12.5 | 12.5 | 12.4 | 12.2 | 12.0 | 11.8 | 11.7 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.9 | 9.1 | 7.8 | 7.3 | 6.4 | 6.1 | 7.0 | 7.5 | 7.1 | 6.3 | 7.6 | 8.0 |
| Precipitation (mm) | 235 | 162 | 212 | 327 | 565 | 704 | 455 | 692 | 540 | 475 | 332 | 202 |
| Sunny days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Rainy days | 31 | 28 | 31 | 30 | 31 | 30 | 31 | 31 | 30 | 31 | 30 | 31 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Juan is at