Average annual temperature is 22.8 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: 11.8 °C
Number of sunny days: 101 days
Number of rainy days: 264 days
Look at detailed online map of San Martín Río Petlapa
* Weather data for San Martín Río Petlapa 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) | 27.0 | 29.8 | 31.2 | 31.6 | 32.3 | 33.6 | 31.1 | 31.4 | 29.9 | 30.2 | 26.4 | 27.2 |
| Average daytime temperature (°C) | 23.2 | 23.9 | 27.0 | 27.7 | 28.6 | 29.9 | 28.6 | 28.6 | 29.1 | 26.9 | 23.5 | 21.9 |
| Average temperature (°C) | 19.5 | 19.7 | 22.4 | 23.5 | 24.6 | 26.0 | 24.7 | 24.6 | 25.0 | 23.4 | 20.8 | 19.3 |
| Average night temperature (°C) | 16.0 | 16.0 | 18.4 | 20.2 | 20.8 | 22.1 | 21.4 | 21.3 | 21.2 | 20.4 | 18.4 | 16.9 |
| Absolute minimum temperature (°C) | 11.8 | 12.7 | 14.9 | 16.1 | 17.6 | 20.1 | 20.1 | 19.5 | 19.9 | 16.0 | 14.8 | 11.8 |
| 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 | 11.5 | 12.0 | 12.6 | 13.0 | 13.2 | 13.1 | 12.7 | 12.2 | 11.7 | 11.3 | 11.1 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 9.2 | 8.9 | 10.0 | 10.3 | 10.9 | 11.4 | 10.2 | 10.4 | 11.0 | 9.5 | 7.0 | 6.7 |
| Precipitation (mm) | 120 | 64 | 66 | 184 | 68 | 197 | 239 | 292 | 55 | 200 | 81 | 199 |
| Sunny days | 15 | 12 | 17 | 8 | 15 | 10 | 1 | 2 | 1 | 6 | 5 | 9 |
| Rainy days | 16 | 16 | 14 | 22 | 16 | 20 | 30 | 29 | 29 | 25 | 25 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Martín Río Petlapa is at