Average annual temperature is 22.4 °C
Absolute maximum temperature: 40.1 °C
Absolute minimum temperature: 8.2 °C
Number of sunny days: 277 days
Number of rainy days: 88 days
Look at detailed online map of San Blás
* Weather data for San Blás 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) | 29.5 | 26.7 | 32.2 | 35.1 | 35.0 | 39.6 | 38.6 | 39.1 | 40.1 | 36.0 | 32.4 | 29.9 |
| Average daytime temperature (°C) | 23.9 | 23.1 | 28.0 | 29.8 | 29.2 | 34.2 | 35.3 | 34.5 | 35.8 | 29.6 | 27.9 | 26.2 |
| Average temperature (°C) | 16.8 | 15.9 | 19.9 | 20.8 | 20.8 | 25.5 | 27.6 | 27.7 | 28.1 | 23.9 | 22.0 | 19.2 |
| Average night temperature (°C) | 11.6 | 11.3 | 13.4 | 13.5 | 13.9 | 18.6 | 22.0 | 22.9 | 22.6 | 19.8 | 17.9 | 14.2 |
| Absolute minimum temperature (°C) | 8.9 | 8.2 | 8.2 | 8.7 | 10.1 | 11.1 | 18.1 | 21.4 | 20.9 | 15.3 | 15.1 | 10.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 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) | 10.8 | 11.4 | 12.0 | 12.7 | 13.3 | 13.6 | 13.4 | 12.9 | 12.3 | 11.6 | 11.0 | 10.7 |
| Daylight minimum duration (h) | 10.0 | 11.0 | 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 | 9.6 | 10.8 | 11.7 | 11.7 | 12.7 | 12.4 | 10.8 | 11.2 | 9.2 | 9.2 | 9.1 |
| Precipitation (mm) | 23 | 20 | 0 | 0 | 0 | 0 | 33 | 70 | 31 | 177 | 13 | 2 |
| Sunny days | 27 | 26 | 30 | 28 | 30 | 30 | 18 | 7 | 13 | 14 | 25 | 29 |
| Rainy days | 4 | 2 | 1 | 2 | 1 | 0 | 13 | 24 | 17 | 17 | 5 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Blás is at