Last updated: August 22, 2025
In Santa Cecilia, Brazil, the average temperature in December hovers around 20°C (67°F), with daily extremes ranging from a cool 10°C (50°F) to a warm 31°C (88°F). Expect 200 mm (7.9 in) of precipitation spread over approximately 20 days, contributing to an average humidity of 88%. Prepare for a month that beautifully balances warmth and moisture!
In December in Santa Cecilia, the average temperature is 20°C (67°F). The maximum can reach 31°C (88°F), and the minimum can be as low as 10°C (50°F). This pleasant climate makes Santa Cecilia an ideal destination for travelers seeking a comfortable getaway.
In Santa Cecilia in December, the precipitation amount is 200 mm (7.9 in), distributed over a span of 20 days.
In Santa Cecilia in December humidity is 88%. With an average temperature of 20°C (67°F), this humidity feels like a warm, heavy blanket wrapped around you, making travel feel sluggish and sticky, as the air thickens and each step becomes more laborious in the sweltering embrace of the moisture-laden atmosphere.
In Santa Cecilia in December, the maximum UV index reaches an alarming 15, which falls into the extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take precautions. For detailed information, you can check the Hourly UV Index in Santa Cecilia.
UV Risk Categories
Weather in Santa Cecilia varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santa Cecilia, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 20°C (69°F) | 197 mm (7.8 inches) | 85% | extreme |
| February Weather | 20°C (68°F) | 145 mm (5.7 inches) | 81% | extreme |
| March Weather | 19°C (67°F) | 133 mm (5.2 inches) | 82% | extreme |
| April Weather | 17°C (62°F) | 78 mm (3.1 inches) | 84% | extreme |
| May Weather | 14°C (57°F) | 125 mm (4.9 inches) | 86% | high |
| June Weather | 13°C (55°F) | 121 mm (4.8 inches) | 84% | high |
| July Weather | 12°C (54°F) | 53 mm (2.1 inches) | 77% | high |
| August Weather | 13°C (56°F) | 81 mm (3.2 inches) | 70% | very high |
| September Weather | 16°C (62°F) | 123 mm (4.8 inches) | 75% | extreme |
| October Weather | 17°C (62°F) | 181 mm (7.1 inches) | 76% | extreme |
| November Weather | 18°C (64°F) | 143 mm (5.6 inches) | 84% | extreme |
| December Weather | 20°C (67°F) | 200 mm (7.9 inches) | 88% | extreme |