Last updated: August 28, 2025
In August, the average temperature in San Jose de Mayo, Uruguay hovers around 12°C (54°F). Expect variations, with minimums dipping to 0°C (31°F) and reaching highs of 26°C (80°F). This month brings about 81 mm (3.2 in) of precipitation over approximately 7 days, all amidst an average humidity of 72%. Prepare accordingly for a mix of cool and damp weather!
In August in San Jose de Mayo, the average temperature is 12°C (54°F). Maximum temperatures can reach 26°C (80°F), while minimums can drop as low as 0°C (31°F). This varied climate makes San Jose de Mayo a great destination for travelers looking to experience comfortable days and cooler nights.
In San Jose de Mayo in August, the precipitation amount is 81 mm (3.2 in) over a period of 7 days.
In San Jose de Mayo in August, humidity is 72%. With an average temperature of 12°C (54°F), this humidity feels like a damp chill that wraps around you, making outdoor excursions a bit uncomfortable. You may find yourself reaching for an extra layer as the moisture in the air adds to the coolness, prompting travelers to seek out sheltered spots to enjoy the scenery.
In San Jose de Mayo in August, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in San Jose de Mayo, you can refer to this 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 August’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 |