Last updated: August 22, 2025
In December, the average temperature in Santa Fe do Sul, Brazil reaches a warm 27°C (80°F), with the mercury dipping to a comfortable 17°C (63°F) and peaking at a sizzling 38°C (100°F). Expect 173 mm (6.8 in) of rainfall spread across 17 days, contributing to an average humidity of 82% that envelops the region. Whether you're seeking sun or hoping to stay cool, be prepared for varied conditions this month!
In December in Santa Fe do Sul, the average temperature is 27°C (80°F). Maximums can reach 38°C (100°F), while minimums can be as low as 17°C (63°F). This warm climate makes Santa Fe do Sul an ideal destination for travelers seeking sun and pleasant weather.
In Santa Fe do Sul in December, the precipitation amount is 173 mm (6.8 in) spread over 17 days.
In Santa Fe do Sul in December, humidity is 82%. With an average temperature of 27°C (80°F), this humidity feels like a warm blanket enveloping you, making outdoor activities feel sticky and heavy, often leaving travelers longing for shade and a refreshing drink.
In Santa Fe do Sul in December, the maximum UV index is 16, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, making it crucial to take protective measures. For detailed information, you can refer to the Hourly UV Index in Santa Fe do Sul.
UV Risk Categories
Weather in Santa Fe do Sul varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santa Fe do Sul, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 27°C (80°F) | 181 mm (7.1 inches) | 84% | extreme |
| February Weather | 27°C (80°F) | 153 mm (6.0 inches) | 85% | extreme |
| March Weather | 27°C (80°F) | 113 mm (4.4 inches) | 84% | extreme |
| April Weather | 25°C (78°F) | 47 mm (1.8 inches) | 76% | extreme |
| May Weather | 23°C (74°F) | 33 mm (1.3 inches) | 60% | very high |
| June Weather | 23°C (73°F) | 8 mm (0.3 inches) | 48% | high |
| July Weather | 22°C (71°F) | 3 mm (0.1 inches) | 44% | very high |
| August Weather | 23°C (74°F) | 20 mm (0.8 inches) | 38% | very high |
| September Weather | 27°C (82°F) | 20 mm (0.8 inches) | 33% | extreme |
| October Weather | 27°C (81°F) | 93 mm (3.7 inches) | 31% | extreme |
| November Weather | 27°C (80°F) | 148 mm (5.8 inches) | 62% | extreme |
| December Weather | 27°C (80°F) | 173 mm (6.8 inches) | 82% | extreme |