Average annual temperature is 17.9 °C
Absolute maximum temperature: 38.7 °C
Absolute minimum temperature: 0.2 °C
Number of sunny days: 207 days
Number of rainy days: 158 days
Look at detailed online map of San José de Mayo
* Weather data for San José de Mayo 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) | 37.7 | 38.7 | 38.2 | 29.1 | 24.4 | 25.0 | 26.6 | 28.2 | 26.4 | 28.8 | 32.4 | 33.3 |
| Average daytime temperature (°C) | 32.4 | 30.3 | 29.9 | 22.5 | 19.6 | 16.3 | 16.2 | 17.8 | 18.0 | 22.5 | 25.7 | 26.6 |
| Average temperature (°C) | 26.0 | 24.2 | 24.9 | 17.2 | 15.1 | 11.8 | 11.7 | 12.4 | 13.4 | 16.5 | 19.7 | 21.7 |
| Average night temperature (°C) | 20.1 | 19.1 | 20.5 | 13.1 | 11.4 | 8.0 | 8.2 | 8.2 | 9.6 | 11.3 | 14.3 | 17.1 |
| Absolute minimum temperature (°C) | 15.1 | 11.4 | 11.6 | 9.1 | 3.3 | 0.4 | 0.2 | 0.7 | 1.7 | 4.4 | 8.9 | 11.9 |
| 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 | 11.2 | 10.3 | 9.9 | 10.1 | 10.9 | 11.9 | 13.0 | 13.9 | 14.4 |
| 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) | 12.0 | 10.5 | 10.2 | 8.8 | 6.8 | 6.3 | 6.8 | 8.2 | 6.9 | 9.9 | 11.4 | 10.0 |
| Precipitation (mm) | 29 | 43 | 127 | 40 | 144 | 19 | 72 | 83 | 62 | 46 | 70 | 138 |
| Sunny days | 21 | 16 | 12 | 14 | 19 | 19 | 20 | 21 | 17 | 19 | 15 | 14 |
| Rainy days | 10 | 12 | 19 | 16 | 12 | 11 | 11 | 10 | 13 | 12 | 15 | 17 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit San José de Mayo during the most sunny months:
The largest precipitation sum in San José de Mayo is at