Average annual temperature is 18.9 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: -0.6 °C
Number of sunny days: 213 days
Number of rainy days: 152 days
Look at detailed online map of Mercedes
* Weather data for Mercedes Uruguay is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 38.2 | 38.7 | 37.9 | 28.6 | 24.6 | 25.3 | 26.3 | 28.0 | 27.4 | 30.2 | 35.1 | 32.5 |
| Average daytime temperature (°C) | 33.7 | 31.0 | 31.1 | 22.9 | 20.3 | 17.2 | 16.9 | 18.9 | 19.5 | 23.8 | 26.9 | 27.7 |
| Average temperature (°C) | 27.6 | 25.1 | 26.0 | 17.9 | 15.6 | 12.6 | 12.5 | 13.7 | 14.8 | 17.8 | 21.1 | 22.9 |
| Average night temperature (°C) | 21.5 | 19.9 | 21.5 | 13.7 | 11.8 | 8.8 | 9.1 | 9.5 | 10.9 | 12.4 | 15.8 | 18.3 |
| Absolute minimum temperature (°C) | 16.5 | 10.8 | 13.3 | 7.0 | 3.4 | 0.4 | -0.6 | 2.7 | 3.5 | 4.2 | 8.8 | 12.9 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.1 | 13.3 | 12.3 | 11.3 | 10.4 | 10.0 | 10.2 | 10.9 | 11.9 | 12.9 | 13.8 | 14.3 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.7 | 10.9 | 9.6 | 9.2 | 7.4 | 6.7 | 6.5 | 8.6 | 7.3 | 9.9 | 10.2 | 10.1 |
| Precipitation (mm) | 39 | 38 | 141 | 42 | 81 | 122 | 86 | 65 | 53 | 74 | 87 | 234 |
| Sunny days | 21 | 16 | 12 | 16 | 16 | 21 | 20 | 24 | 19 | 19 | 17 | 12 |
| Rainy days | 10 | 12 | 19 | 14 | 15 | 9 | 11 | 7 | 11 | 12 | 13 | 19 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mercedes during the most sunny months:
The largest precipitation sum in Mercedes is at