Last updated: August 22, 2025
In December, the average temperature in Santa Sylvina, Argentina is a warm 27°C (81°F). Expect temperatures to range from a crisp 13°C (56°F) to a scorching 42°C (108°F). During this month, you can anticipate 89 mm (3.5 in) of precipitation spread over 8 days, with an average humidity of 76%. Stay prepared for a mix of weather while enjoying the vibrant atmosphere!
In December in Santa Sylvina, the average temperature is 27°C (81°F). Maximums can reach 42°C (108°F), while minimums can drop as low as 13°C (56°F). Be prepared for warm days and cool nights when traveling to Santa Sylvina during this month.
In Santa Sylvina in December, the precipitation amount is 89 mm (3.5 in) over a span of 8 days.
In Santa Sylvina in December, humidity is 76%. With an average temperature of 27°C (81°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel stifling and sweat-inducing, which can be challenging for traveling.
In Santa Sylvina 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 Santa Sylvina, you can check here.
UV Risk Categories
Weather in Santa Sylvina varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santa Sylvina, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 28°C (82°F) | 147 mm (5.8 inches) | 72% | extreme |
| February Weather | 26°C (80°F) | 96 mm (3.8 inches) | 65% | extreme |
| March Weather | 25°C (76°F) | 110 mm (4.3 inches) | 69% | extreme |
| April Weather | 22°C (71°F) | 79 mm (3.1 inches) | 78% | very high |
| May Weather | 18°C (64°F) | 80 mm (3.2 inches) | 84% | high |
| June Weather | 15°C (59°F) | 39 mm (1.5 inches) | 70% | moderate |
| July Weather | 14°C (58°F) | 27 mm (1.0 inches) | 51% | high |
| August Weather | 17°C (62°F) | 28 mm (1.1 inches) | 36% | high |
| September Weather | 20°C (68°F) | 68 mm (2.7 inches) | 45% | very high |
| October Weather | 23°C (73°F) | 72 mm (2.8 inches) | 46% | extreme |
| November Weather | 25°C (77°F) | 146 mm (5.8 inches) | 61% | extreme |
| December Weather | 27°C (81°F) | 89 mm (3.5 inches) | 76% | extreme |