Last updated: August 28, 2025
In March, the average temperature in San Jose de Mayo, Uruguay hovers around 21°C (70°F). Expect a minimum of 7°C (45°F) and a maximum that can soar to 34°C (93°F). During this month, 89 mm (3.5 in) of precipitation falls over about 8 days, contributing to an average humidity of 73%.
In March in San Jose de Mayo, the average temperature is 21°C (70°F), with maximums reaching up to 34°C (93°F) and minimums dropping as low as 7°C (45°F). This makes for a diverse climate, so travelers should come prepared for both warm days and cooler nights.
In San Jose de Mayo in March, the precipitation amount is 89 mm (3.5 in) over a span of 8 days.
In San Jose de Mayo in March, humidity is 73%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace that can make outdoor activities feel sweltering, so it's essential to stay hydrated and take breaks in the shade while exploring.
In San Jose de Mayo in March, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, 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 March’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 |