Last updated: August 27, 2025
In December, the average temperature in Santa Lucia, Mexico hovers around 13°C (55°F). This month can bring a chill with minimums dipping to -2°C (29°F), while temperatures may reach a pleasant 25°C (77°F) at their peak. Expect light precipitation of only 5 mm (0.2 in) spread over 0 days, accompanied by an average humidity level of 81%, creating a crisp, refreshing atmosphere.
In December, in Santa Lucia, the average temperature is 13°C (55°F). Maximums can reach 25°C (77°F), and minimums can drop as low as -2°C (29°F). This varied climate makes Santa Lucia an interesting destination for travelers seeking both mild and cooler weather experiences.
In Santa Lucia in December, the precipitation amount is 5 mm (0.2 in) during a span of 0 days.
In Santa Lucia in December, humidity is 81%. With an average temperature of 13°C (55°F), this humidity feels like a damp blanket wrapping around you, making strolls outdoors feel heavy and slightly oppressive, which may be less than ideal for travelers looking to explore comfortably.
In Santa Lucia in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Santa Lucia.
UV Risk Categories
Weather in Santa Lucia varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santa Lucia, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 13°C (55°F) | 9 mm (0.4 inches) | 74% | very high |
| February Weather | 15°C (59°F) | 12 mm (0.5 inches) | 65% | extreme |
| March Weather | 17°C (63°F) | 17 mm (0.7 inches) | 58% | extreme |
| April Weather | 19°C (66°F) | 25 mm (1.0 inches) | 58% | extreme |
| May Weather | 20°C (68°F) | 52 mm (2.0 inches) | 67% | extreme |
| June Weather | 18°C (65°F) | 174 mm (6.9 inches) | 76% | extreme |
| July Weather | 17°C (63°F) | 150 mm (5.9 inches) | 67% | extreme |
| August Weather | 17°C (64°F) | 145 mm (5.7 inches) | 68% | extreme |
| September Weather | 17°C (62°F) | 187 mm (7.3 inches) | 81% | extreme |
| October Weather | 16°C (61°F) | 84 mm (3.3 inches) | 83% | extreme |
| November Weather | 14°C (57°F) | 23 mm (0.9 inches) | 84% | very high |
| December Weather | 13°C (55°F) | 5 mm (0.2 inches) | 81% | very high |