Average annual temperature is 25.4 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: 13.2 °C
Number of sunny days: 247 days
Number of rainy days: 118 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) | 33.4 | 35.8 | 32.0 | 34.2 | 40.8 | 36.5 | 37.0 | 37.6 | 34.2 | 34.5 | 34.2 | 34.0 |
| Average daytime temperature (°C) | 28.4 | 29.0 | 28.8 | 30.4 | 33.2 | 33.2 | 33.4 | 33.3 | 32.6 | 31.2 | 31.5 | 29.8 |
| Average temperature (°C) | 21.5 | 21.6 | 21.7 | 23.4 | 26.4 | 28.2 | 29.0 | 28.5 | 28.2 | 26.7 | 25.7 | 23.1 |
| Average night temperature (°C) | 16.3 | 15.7 | 15.7 | 17.1 | 20.4 | 23.4 | 25.3 | 25.0 | 25.0 | 23.5 | 21.6 | 18.3 |
| Absolute minimum temperature (°C) | 14.3 | 13.7 | 13.2 | 15.5 | 17.2 | 20.5 | 23.5 | 23.6 | 23.4 | 21.4 | 16.6 | 14.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 11.0 | 11.4 | 12.0 | 12.6 | 13.2 | 13.4 | 13.3 | 12.9 | 12.3 | 11.7 | 11.1 | 10.8 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 9.7 | 10.5 | 11.0 | 11.7 | 11.5 | 11.9 | 10.5 | 10.3 | 10.0 | 9.0 | 9.6 | 8.9 |
| Precipitation (mm) | 4 | 0 | 0 | 0 | 0 | 37 | 209 | 193 | 168 | 158 | 36 | 2 |
| Sunny days | 28 | 28 | 31 | 30 | 31 | 27 | 4 | 1 | 2 | 14 | 22 | 29 |
| Rainy days | 3 | 0 | 0 | 0 | 0 | 3 | 27 | 30 | 28 | 17 | 8 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Blas is at