Average annual temperature is 21.3 °C
Absolute maximum temperature: 39.8 °C
Absolute minimum temperature: -0.2 °C
Number of sunny days: 303 days
Number of rainy days: 62 days
Look at detailed online map of San Blas
* Weather data for San Blas Mexico is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.6 | 28.9 | 31.0 | 32.6 | 34.6 | 39.4 | 38.7 | 39.8 | 37.0 | 32.3 | 28.9 | 25.0 |
| Average daytime temperature (°C) | 21.4 | 22.7 | 26.5 | 28.9 | 30.3 | 36.1 | 34.6 | 34.9 | 34.0 | 27.0 | 22.7 | 20.2 |
| Average temperature (°C) | 13.0 | 14.1 | 18.7 | 21.6 | 23.6 | 29.3 | 28.6 | 28.7 | 27.9 | 20.7 | 16.0 | 13.0 |
| Average night temperature (°C) | 6.1 | 7.2 | 11.4 | 13.8 | 16.8 | 21.8 | 22.2 | 22.1 | 21.0 | 15.3 | 10.4 | 6.5 |
| Absolute minimum temperature (°C) | -0.2 | -0.1 | 4.0 | 9.0 | 14.2 | 17.6 | 18.7 | 19.0 | 17.9 | 6.4 | 1.8 | -0.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.8 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.4 | 9.5 | 10.1 | 11.7 | 11.1 | 12.2 | 12.1 | 11.8 | 11.5 | 7.8 | 8.4 | 9.2 |
| Precipitation (mm) | 1 | 8 | 3 | 0 | 23 | 2 | 38 | 3 | 3 | 19 | 10 | 0 |
| Sunny days | 29 | 25 | 26 | 27 | 19 | 26 | 22 | 25 | 29 | 19 | 25 | 31 |
| Rainy days | 2 | 3 | 5 | 3 | 12 | 4 | 9 | 6 | 1 | 12 | 5 | 0 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Blas is at