Average annual temperature is 14.2 °C
Absolute maximum temperature: 33.5 °C
Absolute minimum temperature: -7.0 °C
Number of sunny days: 162 days
Number of rainy days: 200 days
Number of snow days: 3 days
Look at detailed online map of Rosario
* Weather data for Rosario 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) | 24.9 | 24.4 | 22.3 | 26.2 | 26.2 | 27.6 | 28.7 | 28.0 | 30.8 | 32.5 | 33.5 | 26.8 |
| Average daytime temperature (°C) | 19.5 | 18.1 | 18.9 | 17.7 | 18.5 | 18.2 | 19.6 | 21.3 | 22.9 | 22.9 | 22.7 | 21.4 |
| Average temperature (°C) | 14.9 | 13.9 | 14.6 | 12.7 | 12.5 | 11.1 | 12.0 | 13.4 | 15.3 | 16.0 | 17.0 | 16.6 |
| Average night temperature (°C) | 10.8 | 10.4 | 11.0 | 9.1 | 8.3 | 5.6 | 7.0 | 7.4 | 9.3 | 10.4 | 12.6 | 12.9 |
| Absolute minimum temperature (°C) | 5.9 | 3.6 | 8.7 | 4.9 | 3.5 | -7.0 | 2.3 | 1.5 | 2.1 | 4.1 | 6.8 | 9.1 |
| 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) | 9.7 | 9.0 | 9.9 | 8.7 | 8.4 | 9.0 | 9.7 | 10.0 | 10.4 | 10.5 | 10.0 | 8.5 |
| Precipitation (mm) | 207 | 140 | 197 | 55 | 16 | 9 | 0 | 0 | 7 | 53 | 102 | 218 |
| Sunny days | 4 | 1 | 0 | 9 | 19 | 23 | 30 | 28 | 23 | 15 | 6 | 4 |
| Rainy days | 27 | 27 | 31 | 21 | 12 | 4 | 1 | 3 | 7 | 16 | 24 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rosario is at