Average annual temperature is 14.7 °C
Absolute maximum temperature: 24.6 °C
Absolute minimum temperature: 5.2 °C
Number of sunny days: 40 days
Number of rainy days: 325 days
Look at detailed online map of San Blas
* Weather data for San Blas 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) | 21.6 | 22.2 | 21.5 | 21.8 | 22.5 | 21.5 | 22.3 | 23.4 | 24.6 | 24.2 | 23.7 | 23.8 |
| Average daytime temperature (°C) | 18.7 | 20.4 | 19.5 | 19.7 | 20.9 | 20.7 | 20.9 | 21.6 | 22.5 | 21.1 | 20.8 | 21.6 |
| Average temperature (°C) | 13.0 | 13.8 | 14.0 | 14.3 | 15.3 | 15.1 | 15.1 | 15.1 | 15.2 | 15.0 | 14.9 | 15.2 |
| Average night temperature (°C) | 8.8 | 9.2 | 10.5 | 10.6 | 11.3 | 11.0 | 10.5 | 10.0 | 10.0 | 10.8 | 10.7 | 10.7 |
| Absolute minimum temperature (°C) | 5.2 | 6.2 | 7.1 | 9.0 | 9.1 | 9.1 | 8.2 | 7.6 | 8.4 | 8.4 | 8.5 | 8.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.8 | 11.9 | 12.1 | 12.2 | 12.4 | 12.4 | 12.4 | 12.3 | 12.1 | 12.0 | 11.9 | 11.8 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.5 | 9.9 | 8.1 | 8.2 | 8.5 | 9.8 | 10.6 | 10.4 | 10.4 | 8.6 | 9.8 | 9.8 |
| Precipitation (mm) | 143 | 95 | 294 | 269 | 168 | 60 | 99 | 72 | 91 | 197 | 150 | 78 |
| Sunny days | 4 | 1 | 0 | 0 | 4 | 6 | 7 | 8 | 6 | 1 | 0 | 3 |
| Rainy days | 27 | 27 | 31 | 30 | 27 | 24 | 24 | 23 | 24 | 30 | 30 | 28 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Blas is at