Average annual temperature is 21.3 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: 2.8 °C
Number of sunny days: 167 days
Number of rainy days: 198 days
Look at detailed online map of San Simón
* Weather data for San Simón Bolivia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 39.7 | 35.4 | 33.1 | 30.0 | 33.4 | 32.1 | 30.9 | 39.5 | 37.9 | 40.5 | 39.0 | 35.7 |
| Average daytime temperature (°C) | 31.1 | 28.5 | 29.7 | 24.3 | 23.3 | 23.7 | 23.5 | 28.3 | 30.0 | 31.0 | 31.2 | 30.1 |
| Average temperature (°C) | 24.4 | 22.4 | 23.2 | 19.4 | 17.9 | 16.6 | 17.0 | 20.0 | 22.3 | 23.8 | 24.5 | 24.3 |
| Average night temperature (°C) | 19.1 | 18.1 | 18.8 | 15.8 | 14.0 | 11.7 | 12.1 | 13.1 | 16.2 | 17.7 | 19.6 | 20.0 |
| Absolute minimum temperature (°C) | 14.4 | 10.0 | 16.6 | 12.0 | 7.6 | 2.8 | 6.1 | 7.9 | 6.8 | 11.6 | 12.9 | 16.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.3 | 12.8 | 12.2 | 11.6 | 11.1 | 10.8 | 11.0 | 11.4 | 12.0 | 12.6 | 13.1 | 13.4 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 10.0 | 9.3 | 9.5 | 7.1 | 6.5 | 7.9 | 7.5 | 10.0 | 9.6 | 9.4 | 9.1 | 8.6 |
| Precipitation (mm) | 155 | 167 | 264 | 131 | 29 | 7 | 11 | 0 | 4 | 65 | 102 | 161 |
| Sunny days | 8 | 3 | 5 | 7 | 15 | 23 | 19 | 30 | 22 | 20 | 9 | 6 |
| Rainy days | 23 | 25 | 26 | 23 | 16 | 7 | 12 | 1 | 8 | 11 | 21 | 25 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in San Simón is at