Average annual temperature is 21.1 °C
Absolute maximum temperature: 38.1 °C
Absolute minimum temperature: 7.2 °C
Number of sunny days: 233 days
Number of rainy days: 132 days
Look at detailed online map of San Sebastián el Grande
* Weather data for San Sebastián el Grande 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) | 27.7 | 31.6 | 33.1 | 34.8 | 35.0 | 38.1 | 32.5 | 30.9 | 32.4 | 29.7 | 30.0 | 24.7 |
| Average daytime temperature (°C) | 25.0 | 27.4 | 30.3 | 31.7 | 32.3 | 34.9 | 29.4 | 28.2 | 29.3 | 26.0 | 26.6 | 22.2 |
| Average temperature (°C) | 17.3 | 19.2 | 21.4 | 23.0 | 24.0 | 25.9 | 22.5 | 21.6 | 22.2 | 20.0 | 19.6 | 16.1 |
| Average night temperature (°C) | 10.9 | 12.2 | 13.6 | 15.2 | 16.3 | 18.2 | 17.5 | 17.2 | 17.4 | 15.5 | 14.1 | 11.2 |
| Absolute minimum temperature (°C) | 7.9 | 9.4 | 11.0 | 13.1 | 13.5 | 16.1 | 15.6 | 15.2 | 14.7 | 12.5 | 10.5 | 7.2 |
| 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 | 11.5 | 12.0 | 12.6 | 13.1 | 13.4 | 13.2 | 12.8 | 12.3 | 11.7 | 11.2 | 10.9 |
| 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) | 10.0 | 10.5 | 11.2 | 11.7 | 11.7 | 11.9 | 11.5 | 10.2 | 10.4 | 9.4 | 9.9 | 8.5 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 3 | 31 | 99 | 165 | 47 | 81 | 36 | 55 |
| Sunny days | 30 | 28 | 31 | 30 | 27 | 23 | 1 | 8 | 10 | 8 | 19 | 18 |
| Rainy days | 1 | 0 | 0 | 0 | 4 | 7 | 30 | 23 | 20 | 23 | 11 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Sebastián el Grande is at