Average annual temperature is 25.3 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: 14.9 °C
Number of sunny days: 110 days
Number of rainy days: 255 days
Look at detailed online map of Santa María Petapa
* Weather data for Santa María Petapa 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) | 32.7 | 33.7 | 37.0 | 37.7 | 37.1 | 38.8 | 33.0 | 35.6 | 32.1 | 33.2 | 30.0 | 34.0 |
| Average daytime temperature (°C) | 27.4 | 27.9 | 31.8 | 33.3 | 34.3 | 34.9 | 30.4 | 30.8 | 30.4 | 29.2 | 26.4 | 25.6 |
| Average temperature (°C) | 22.8 | 22.7 | 25.9 | 27.2 | 28.4 | 28.6 | 25.6 | 26.0 | 25.9 | 25.1 | 23.2 | 21.9 |
| Average night temperature (°C) | 19.8 | 19.7 | 21.8 | 23.0 | 23.8 | 24.3 | 22.6 | 22.8 | 22.5 | 22.4 | 21.0 | 19.3 |
| Absolute minimum temperature (°C) | 14.9 | 15.3 | 17.7 | 20.4 | 18.7 | 21.9 | 21.4 | 21.5 | 21.5 | 20.0 | 17.2 | 15.9 |
| 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 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.2 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 8.9 | 8.3 | 10.2 | 10.8 | 11.3 | 11.1 | 9.3 | 10.2 | 10.7 | 9.1 | 6.7 | 7.2 |
| Precipitation (mm) | 36 | 24 | 20 | 41 | 16 | 60 | 293 | 186 | 145 | 109 | 56 | 57 |
| Sunny days | 14 | 11 | 18 | 18 | 19 | 8 | 0 | 1 | 3 | 3 | 6 | 9 |
| Rainy days | 17 | 17 | 13 | 12 | 12 | 22 | 31 | 30 | 27 | 28 | 24 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Santa María Petapa is at