Average annual temperature is 26.6 °C
Absolute maximum temperature: 33.8 °C
Absolute minimum temperature: 16.0 °C
Number of sunny days: 82 days
Number of rainy days: 283 days
Look at detailed online map of San Mateo
* Weather data for San Mateo 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) | 28.4 | 28.7 | 29.9 | 32.0 | 33.2 | 33.2 | 33.7 | 33.8 | 33.4 | 32.2 | 30.4 | 29.5 |
| Average daytime temperature (°C) | 27.0 | 27.7 | 28.3 | 29.3 | 30.7 | 31.3 | 32.0 | 31.7 | 31.7 | 30.7 | 29.1 | 27.2 |
| Average temperature (°C) | 24.6 | 24.9 | 25.6 | 26.4 | 27.3 | 28.2 | 28.8 | 28.4 | 28.0 | 27.2 | 25.6 | 24.1 |
| Average night temperature (°C) | 22.8 | 23.0 | 23.7 | 24.2 | 24.4 | 25.9 | 26.4 | 25.9 | 25.2 | 24.7 | 23.1 | 21.7 |
| Absolute minimum temperature (°C) | 16.1 | 17.6 | 19.3 | 20.3 | 20.7 | 22.6 | 24.1 | 23.5 | 23.3 | 21.0 | 20.9 | 16.0 |
| 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) | 9.8 | 10.3 | 11.0 | 11.5 | 11.7 | 11.6 | 11.3 | 10.5 | 10.9 | 10.7 | 9.8 | 8.6 |
| Precipitation (mm) | 54 | 45 | 38 | 32 | 94 | 131 | 86 | 202 | 96 | 66 | 107 | 75 |
| Sunny days | 11 | 10 | 9 | 14 | 10 | 5 | 3 | 2 | 1 | 4 | 5 | 8 |
| Rainy days | 20 | 18 | 22 | 16 | 21 | 25 | 28 | 29 | 29 | 27 | 25 | 23 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Mateo is at