Last updated: August 22, 2025
In December, the average temperature in Veinticinco de Mayo, Argentina hovers around 25°C (78°F). Expect a minimum dip to 12°C (53°F) and soaring highs of 38°C (101°F). With an average humidity of 85%, the air can feel quite thick. Be prepared for approximately 92 mm (3.6 in) of rainfall over about 10 days, so don’t forget your umbrella!
In December in Veinticinco de Mayo, the average temperature is 25°C (78°F). Maximums can reach 38°C (101°F), while minimums can drop to as low as 12°C (53°F). With such a warm climate, it's a great time to explore the outdoors and enjoy leisure activities.
In Veinticinco de Mayo in December, the total precipitation amount is 92 mm (3.6 in), which falls over the course of 10 days.
In Veinticinco de Mayo in December humidity is 85%. With an average temperature of 25°C (78°F), this humidity feels like traveling through a warm, damp blanket that clings to your skin, making even short walks feel exhausting and prompting frequent breaks in the shade or a refreshing drink to stay cool.
In Veinticinco de Mayo in December, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in Veinticinco de Mayo, you can check here.
UV Risk Categories
Weather in Veinticinco de Mayo varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Veinticinco de Mayo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 26°C (79°F) | 159 mm (6.2 inches) | 79% | extreme |
| February Weather | 25°C (77°F) | 114 mm (4.5 inches) | 74% | extreme |
| March Weather | 24°C (75°F) | 113 mm (4.5 inches) | 72% | extreme |
| April Weather | 21°C (70°F) | 103 mm (4.1 inches) | 78% | very high |
| May Weather | 18°C (64°F) | 199 mm (7.8 inches) | 82% | high |
| June Weather | 16°C (61°F) | 121 mm (4.7 inches) | 78% | moderate |
| July Weather | 15°C (60°F) | 93 mm (3.7 inches) | 73% | high |
| August Weather | 17°C (63°F) | 74 mm (2.9 inches) | 58% | high |
| September Weather | 20°C (69°F) | 125 mm (4.9 inches) | 62% | very high |
| October Weather | 22°C (71°F) | 190 mm (7.5 inches) | 65% | extreme |
| November Weather | 23°C (74°F) | 135 mm (5.3 inches) | 76% | extreme |
| December Weather | 25°C (78°F) | 92 mm (3.6 inches) | 85% | extreme |