Average annual temperature is 24.6 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: 11.9 °C
Number of sunny days: 168 days
Number of rainy days: 197 days
Look at detailed online map of 20 de Mayo
* Weather data for 20 de Mayo 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) | 31.8 | 34.9 | 35.5 | 37.5 | 37.6 | 38.3 | 32.2 | 33.0 | 33.7 | 31.0 | 31.6 | 33.6 |
| Average daytime temperature (°C) | 29.4 | 31.1 | 32.8 | 35.2 | 35.0 | 34.0 | 30.1 | 30.3 | 30.6 | 29.2 | 28.5 | 29.6 |
| Average temperature (°C) | 22.3 | 23.0 | 25.2 | 27.0 | 27.2 | 27.0 | 24.4 | 24.5 | 24.5 | 23.7 | 23.2 | 22.9 |
| Average night temperature (°C) | 16.8 | 16.9 | 19.4 | 20.4 | 21.0 | 21.4 | 20.1 | 20.0 | 20.0 | 19.7 | 18.9 | 17.8 |
| Absolute minimum temperature (°C) | 12.2 | 14.1 | 16.8 | 17.3 | 19.5 | 19.1 | 18.4 | 18.0 | 18.8 | 17.3 | 15.6 | 11.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 13.0 | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Daylight mean duration (h) | 11.3 | 11.6 | 12.1 | 12.5 | 12.9 | 13.0 | 13.0 | 12.6 | 12.2 | 11.8 | 11.4 | 11.2 |
| Daylight minimum duration (h) | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 |
| Sunshine mean duration (h) | 10.5 | 10.7 | 11.1 | 11.7 | 11.7 | 11.0 | 10.4 | 10.3 | 10.7 | 10.2 | 9.4 | 10.0 |
| Precipitation (mm) | 3 | 8 | 18 | 2 | 31 | 155 | 370 | 266 | 247 | 249 | 80 | 12 |
| Sunny days | 28 | 24 | 21 | 21 | 15 | 8 | 6 | 2 | 1 | 5 | 14 | 23 |
| Rainy days | 3 | 4 | 10 | 9 | 16 | 22 | 25 | 29 | 29 | 26 | 16 | 8 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in 20 de Mayo is at