Average annual temperature is 20.3 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: 3.9 °C
Number of sunny days: 158 days
Number of rainy days: 207 days
Look at detailed online map of Río Grande
* Weather data for Río Grande 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) | 33.1 | 33.0 | 29.7 | 28.6 | 26.7 | 26.2 | 27.5 | 35.6 | 37.3 | 37.9 | 39.2 | 34.8 |
| Average daytime temperature (°C) | 28.8 | 26.7 | 26.7 | 23.7 | 22.3 | 21.9 | 22.3 | 26.6 | 29.0 | 30.5 | 31.3 | 29.4 |
| Average temperature (°C) | 22.2 | 20.9 | 21.1 | 19.1 | 17.8 | 15.7 | 16.7 | 18.7 | 21.4 | 22.8 | 24.0 | 23.2 |
| Average night temperature (°C) | 17.0 | 16.8 | 17.3 | 15.6 | 14.4 | 10.3 | 12.1 | 12.1 | 14.9 | 16.9 | 18.1 | 18.4 |
| Absolute minimum temperature (°C) | 13.5 | 11.4 | 14.7 | 12.0 | 8.6 | 3.9 | 6.3 | 7.7 | 5.7 | 11.6 | 12.3 | 16.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 13.0 | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 | 13.0 |
| Daylight mean duration (h) | 13.1 | 12.7 | 12.2 | 11.7 | 11.2 | 11.0 | 11.1 | 11.5 | 12.0 | 12.5 | 13.0 | 13.3 |
| Daylight minimum duration (h) | 12.0 | 12.0 | 11.0 | 11.0 | 11.0 | 10.0 | 11.0 | 11.0 | 11.0 | 12.0 | 12.0 | 13.0 |
| Sunshine mean duration (h) | 10.5 | 8.7 | 9.4 | 7.9 | 6.9 | 9.2 | 8.0 | 9.7 | 9.1 | 10.5 | 10.6 | 9.5 |
| Precipitation (mm) | 199 | 227 | 353 | 142 | 77 | 29 | 45 | 19 | 19 | 48 | 105 | 261 |
| Sunny days | 9 | 3 | 0 | 8 | 13 | 21 | 18 | 26 | 23 | 16 | 12 | 9 |
| Rainy days | 22 | 25 | 31 | 22 | 18 | 9 | 13 | 5 | 7 | 15 | 18 | 22 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Río Grande is at