Last updated: August 28, 2025
In December, the average temperature in Colonia Lavalleja, Uruguay is a pleasant 24°C (75°F), making it an ideal time to explore. However, be prepared for a temperature range that can dip to a minimum of 8°C (47°F) and soar up to 37°C (99°F). With precipitation averaging 84 mm (3.3 in) over 6 days, it’s wise to carry an umbrella. The atmosphere during this month boasts an average humidity of 73%, adding to the tropical charm.
In December in Colonia Lavalleja, the average temperature is 24°C (75°F). Maximums can reach 37°C (99°F), and minimums can be as low as 8°C (47°F). This makes Colonia Lavalleja an ideal destination for travelers seeking a warm getaway with some cooler evenings for comfort.
In Colonia Lavalleja in December, the precipitation amount is 84 mm (3.3 in) accumulated over the course of 6 days.
In Colonia Lavalleja in December humidity is 73%. With an average temperature of 24°C (75°F), this humidity feels like a warm embrace, making it somewhat uncomfortable for traveling if you're not acclimated, as sweat clings to your skin and limits your energy for exploration.
In Colonia Lavalleja 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 Colonia Lavalleja, you can check here.
UV Risk Categories
Weather in Colonia Lavalleja varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Colonia Lavalleja, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 26°C (78°F) | 127 mm (5.0 inches) | 63% | extreme |
| February Weather | 24°C (76°F) | 103 mm (4.1 inches) | 58% | extreme |
| March Weather | 22°C (73°F) | 106 mm (4.2 inches) | 68% | extreme |
| April Weather | 20°C (68°F) | 94 mm (3.7 inches) | 78% | very high |
| May Weather | 16°C (60°F) | 140 mm (5.5 inches) | 79% | high |
| June Weather | 13°C (57°F) | 98 mm (3.8 inches) | 78% | moderate |
| July Weather | 13°C (55°F) | 73 mm (2.9 inches) | 70% | moderate |
| August Weather | 14°C (58°F) | 125 mm (4.9 inches) | 55% | high |
| September Weather | 17°C (62°F) | 147 mm (5.8 inches) | 62% | very high |
| October Weather | 19°C (66°F) | 139 mm (5.5 inches) | 64% | extreme |
| November Weather | 22°C (72°F) | 89 mm (3.5 inches) | 64% | extreme |
| December Weather | 24°C (75°F) | 84 mm (3.3 inches) | 73% | extreme |