Average annual temperature is 14.3 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: -4.1 °C
Number of sunny days: 159 days
Number of rainy days: 205 days
Number of snow days: 1 day
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) | 27.4 | 26.1 | 23.0 | 24.3 | 25.5 | 27.1 | 29.6 | 29.4 | 31.6 | 32.7 | 30.4 | 26.7 |
| Average daytime temperature (°C) | 20.5 | 19.3 | 19.7 | 16.9 | 17.5 | 17.3 | 17.3 | 20.7 | 22.3 | 22.7 | 22.7 | 21.5 |
| Average temperature (°C) | 16.0 | 14.7 | 15.2 | 12.5 | 12.1 | 10.9 | 10.8 | 13.6 | 15.4 | 16.4 | 17.5 | 17.0 |
| Average night temperature (°C) | 11.7 | 11.0 | 11.5 | 9.0 | 8.3 | 6.0 | 6.5 | 7.7 | 9.8 | 11.1 | 13.3 | 13.8 |
| Absolute minimum temperature (°C) | 7.0 | 4.8 | 9.5 | 4.2 | 4.2 | -4.1 | 1.4 | 0.7 | 1.4 | 4.1 | 7.6 | 10.2 |
| 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 | 10.9 | 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) | 10.2 | 9.4 | 9.7 | 8.5 | 8.6 | 8.7 | 8.7 | 10.2 | 10.3 | 10.3 | 10.0 | 8.4 |
| Precipitation (mm) | 163 | 172 | 181 | 93 | 19 | 13 | 4 | 1 | 2 | 51 | 101 | 215 |
| Sunny days | 6 | 3 | 1 | 7 | 16 | 19 | 28 | 29 | 24 | 16 | 6 | 4 |
| Rainy days | 25 | 25 | 30 | 23 | 15 | 10 | 3 | 2 | 6 | 15 | 24 | 27 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Rosario is at