Average annual temperature is 13.2 °C
Absolute maximum temperature: 21.7 °C
Absolute minimum temperature: 1.1 °C
Number of sunny days: 44 days
Number of rainy days: 321 days
Look at detailed online map of Río San José
* Weather data for Río San José 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) | 18.7 | 20.3 | 20.6 | 21.4 | 21.7 | 20.4 | 20.6 | 20.3 | 20.3 | 20.0 | 20.7 | 19.7 |
| Average daytime temperature (°C) | 17.3 | 18.5 | 18.6 | 19.4 | 19.5 | 19.0 | 18.6 | 18.7 | 18.6 | 18.4 | 18.6 | 17.7 |
| Average temperature (°C) | 11.1 | 11.8 | 12.7 | 13.9 | 14.5 | 14.8 | 14.0 | 13.9 | 13.5 | 13.7 | 13.5 | 11.6 |
| Average night temperature (°C) | 5.8 | 6.3 | 7.5 | 8.9 | 9.7 | 10.6 | 10.2 | 9.9 | 9.2 | 9.8 | 9.7 | 6.7 |
| Absolute minimum temperature (°C) | 3.7 | 4.2 | 6.0 | 7.2 | 7.5 | 9.0 | 7.7 | 8.4 | 7.4 | 6.9 | 6.0 | 1.1 |
| 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) | 11.3 | 11.6 | 12.0 | 12.5 | 12.9 | 13.1 | 13.0 | 12.7 | 12.2 | 11.8 | 11.4 | 11.2 |
| 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) | 10.1 | 10.4 | 10.4 | 11.0 | 10.8 | 10.0 | 9.3 | 9.2 | 9.6 | 9.2 | 9.6 | 9.8 |
| Precipitation (mm) | 31 | 32 | 78 | 149 | 171 | 221 | 362 | 465 | 362 | 220 | 78 | 17 |
| Sunny days | 6 | 7 | 4 | 5 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 15 |
| Rainy days | 25 | 21 | 27 | 25 | 31 | 30 | 31 | 31 | 30 | 30 | 24 | 16 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Río San José is at