Last updated: August 22, 2025
In December, the average temperature in Alvorada, Brazil hovers around 24°C (75°F), creating a pleasant atmosphere. However, be prepared for variability, as temperatures can dip to a chilly 11°C (53°F) or soar to a scorching 38°C (101°F). With 86 mm (3.4 in) of precipitation spread over 9 days, it's advisable to carry an umbrella. The average humidity sits at a high 84%, so be ready for a warm, humid experience!
In December in Alvorada, the average temperature is 24°C (75°F), with maximums reaching 38°C (101°F) and minimums dropping to 11°C (53°F). This variety in temperatures makes it a great time for travelers to enjoy both warm days and cool evenings.
In Alvorada in December, the precipitation amount is 86 mm (3.4 in), falling over the course of 9 days.
In Alvorada in December humidity is 84%. With an average temperature of 24°C (75°F), this humidity feels like a warm, tropical embrace, making it essential for travelers to stay hydrated and plan outdoor activities for early mornings or late afternoons when the heat is more bearable.
In Alvorada 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 Alvorada, you can check here.
UV Risk Categories
Weather in Alvorada varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Alvorada, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 25°C (78°F) | 107 mm (4.2 inches) | 77% | extreme |
| February Weather | 25°C (77°F) | 117 mm (4.6 inches) | 79% | extreme |
| March Weather | 23°C (74°F) | 112 mm (4.4 inches) | 79% | extreme |
| April Weather | 21°C (70°F) | 73 mm (2.9 inches) | 82% | very high |
| May Weather | 17°C (63°F) | 149 mm (5.9 inches) | 87% | high |
| June Weather | 15°C (60°F) | 105 mm (4.1 inches) | 85% | moderate |
| July Weather | 14°C (58°F) | 118 mm (4.6 inches) | 82% | moderate |
| August Weather | 16°C (60°F) | 72 mm (2.8 inches) | 81% | high |
| September Weather | 18°C (65°F) | 157 mm (6.2 inches) | 84% | very high |
| October Weather | 20°C (68°F) | 136 mm (5.3 inches) | 85% | extreme |
| November Weather | 21°C (71°F) | 111 mm (4.4 inches) | 82% | extreme |
| December Weather | 24°C (75°F) | 86 mm (3.4 inches) | 84% | extreme |