Average annual temperature is 26.4 °C
Absolute maximum temperature: 37.8 °C
Absolute minimum temperature: 14.3 °C
Number of sunny days: 107 days
Number of rainy days: 258 days
Look at detailed online map of San Cosme
* Weather data for San Cosme 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) | 31.0 | 32.0 | 34.2 | 35.4 | 36.8 | 36.6 | 37.6 | 37.8 | 35.8 | 35.4 | 32.7 | 31.8 |
| Average daytime temperature (°C) | 29.1 | 30.1 | 31.3 | 33.5 | 34.7 | 34.9 | 35.3 | 34.3 | 33.8 | 32.5 | 30.4 | 28.3 |
| Average temperature (°C) | 23.8 | 24.4 | 25.5 | 26.7 | 27.7 | 28.3 | 29.0 | 28.2 | 27.3 | 26.9 | 25.2 | 23.4 |
| Average night temperature (°C) | 20.4 | 20.6 | 21.4 | 22.0 | 22.7 | 24.3 | 24.9 | 24.7 | 23.8 | 23.3 | 22.0 | 20.3 |
| Absolute minimum temperature (°C) | 14.3 | 16.0 | 18.0 | 18.9 | 18.4 | 21.6 | 23.2 | 22.5 | 22.5 | 18.7 | 19.5 | 14.4 |
| 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 | 13.3 | 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) | 9.8 | 10.1 | 10.7 | 11.4 | 11.7 | 11.6 | 11.3 | 10.2 | 10.8 | 10.6 | 9.6 | 8.6 |
| Precipitation (mm) | 53 | 22 | 41 | 31 | 63 | 83 | 101 | 189 | 121 | 49 | 77 | 55 |
| Sunny days | 11 | 12 | 17 | 15 | 10 | 5 | 6 | 3 | 1 | 10 | 8 | 9 |
| Rainy days | 20 | 16 | 14 | 15 | 21 | 25 | 25 | 28 | 29 | 21 | 22 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Cosme is at