Last updated: August 27, 2025
In December, the average temperature in La Calzada de la Merced, Mexico hovers around 15°C (60°F), offering a mild climate perfect for exploration. However, temperatures can vary significantly, with minimums dipping to 0°C (33°F) and maximums reaching 29°C (84°F). You'll experience minimal wetness, with just 4 mm (0.2 in) of precipitation expected over 0 days. The air feels comfortably humid, maintaining an average humidity of 81%.
In December in La Calzada de la Merced, the average temperature is 15°C (60°F). The maximum can reach 29°C (84°F) and the minimum can be as low as 0°C (33°F). This varied climate makes it essential to pack layers for your travels to La Calzada de la Merced.
In La Calzada de la Merced in December, the precipitation amount is 4 mm (0.2 in) over the course of 0 days.
In La Calzada de la Merced in December, humidity is 81%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sluggish and draining, which can challenge even the best-prepared traveler.
In La Calzada de la Merced 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 La Calzada de la Merced.
UV Risk Categories
Weather in La Calzada de la Merced varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in La Calzada de la Merced, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 15°C (60°F) | 7 mm (0.3 inches) | 74% | very high |
| February Weather | 18°C (64°F) | 6 mm (0.2 inches) | 65% | extreme |
| March Weather | 21°C (70°F) | 10 mm (0.4 inches) | 58% | extreme |
| April Weather | 23°C (73°F) | 5 mm (0.2 inches) | 58% | extreme |
| May Weather | 24°C (75°F) | 37 mm (1.5 inches) | 67% | extreme |
| June Weather | 22°C (72°F) | 161 mm (6.3 inches) | 76% | extreme |
| July Weather | 20°C (69°F) | 203 mm (8.0 inches) | 67% | extreme |
| August Weather | 20°C (69°F) | 169 mm (6.7 inches) | 68% | extreme |
| September Weather | 20°C (68°F) | 179 mm (7.1 inches) | 81% | extreme |
| October Weather | 19°C (67°F) | 63 mm (2.5 inches) | 83% | extreme |
| November Weather | 17°C (64°F) | 21 mm (0.8 inches) | 84% | very high |
| December Weather | 15°C (60°F) | 4 mm (0.2 inches) | 81% | very high |