Last updated: August 28, 2025
In April, the average temperature in San Jose de Mayo, Uruguay is a mild 18°C (65°F). However, temperatures can vary significantly, with minimums dipping to 5°C (42°F) and maximums soaring up to 34°C (93°F). Expect a precipitation of 72 mm (2.8 in) spread over about 7 days, contributing to an overall humidity level of 79%.
In April in San Jose de Mayo, the average temperature is 18°C (65°F). The maximum can reach 34°C (93°F) and the minimum can be as low as 5°C (42°F). This makes it a great time to visit, offering warm days for outdoor adventures and cooler evenings for cozy gatherings.
In San Jose de Mayo in April, the total precipitation amount is 72 mm (2.8 in) over the course of 7 days.
In San Jose de Mayo in April, humidity is 79%. With an average temperature of 18°C (65°F), this humidity feels like walking through a warm mist, making traveling slightly uncomfortable and sticky, but offering a refreshing escape when you find moments of shade or a breeze.
In San Jose de Mayo in April, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in San Jose de Mayo.
UV Risk Categories
Weather in San Jose de Mayo varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in San Jose de Mayo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 24°C (75°F) | 78 mm (3.1 inches) | 63% | extreme |
| February Weather | 23°C (73°F) | 100 mm (3.9 inches) | 69% | extreme |
| March Weather | 21°C (70°F) | 89 mm (3.5 inches) | 73% | extreme |
| April Weather | 18°C (65°F) | 72 mm (2.8 inches) | 79% | high |
| May Weather | 14°C (58°F) | 109 mm (4.3 inches) | 82% | moderate |
| June Weather | 12°C (54°F) | 94 mm (3.7 inches) | 80% | moderate |
| July Weather | 11°C (52°F) | 89 mm (3.5 inches) | 72% | moderate |
| August Weather | 12°C (54°F) | 81 mm (3.2 inches) | 72% | high |
| September Weather | 14°C (58°F) | 83 mm (3.3 inches) | 76% | very high |
| October Weather | 16°C (62°F) | 91 mm (3.6 inches) | 71% | extreme |
| November Weather | 20°C (68°F) | 66 mm (2.6 inches) | 68% | extreme |
| December Weather | 22°C (72°F) | 60 mm (2.3 inches) | 65% | extreme |