Last updated: August 27, 2025
In Jose Maria Morelos (Santa Monica), Mexico, the average temperature in December hovers around 12°C (54°F). Expect a minimum of -8°C (19°F) and a comfortable maximum of 27°C (81°F). While the average humidity sits at 83%, you can anticipate 10 mm (0.4 in) of precipitation over the course of just 1 day.
In December in Jose Maria Morelos (Santa Monica), the average temperature is 12°C (54°F). Maximum temperatures can reach 27°C (81°F), while the minimum can drop as low as -8°C (19°F). This wide range of temperatures makes it essential for travelers to pack layers to stay comfortable throughout the day.
In Jose Maria Morelos (Santa Monica) in December, the precipitation amount is 10 mm (0.4 in) over the course of 1 day.
In Jose Maria Morelos (Santa Monica) in December humidity is 83%. With an average temperature of 12°C (54°F), this humidity feels like a heavy blanket wrapping around you, making outdoor exploration feel sticky and uncomfortable, which can dampen the excitement of traveling.
In Jose Maria Morelos (Santa Monica) 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 Jose Maria Morelos (Santa Monica).
UV Risk Categories
Weather in Jose Maria Morelos (Santa Monica) varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Jose Maria Morelos (Santa Monica), focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 12°C (54°F) | 15 mm (0.6 inches) | 71% | very high |
| February Weather | 15°C (58°F) | 11 mm (0.4 inches) | 64% | extreme |
| March Weather | 18°C (64°F) | 6 mm (0.2 inches) | 49% | extreme |
| April Weather | 20°C (68°F) | 10 mm (0.4 inches) | 47% | extreme |
| May Weather | 22°C (72°F) | 18 mm (0.7 inches) | 55% | extreme |
| June Weather | 22°C (72°F) | 62 mm (2.4 inches) | 77% | extreme |
| July Weather | 20°C (69°F) | 128 mm (5.0 inches) | 82% | extreme |
| August Weather | 21°C (69°F) | 64 mm (2.5 inches) | 83% | extreme |
| September Weather | 18°C (65°F) | 124 mm (4.9 inches) | 86% | extreme |
| October Weather | 18°C (64°F) | 53 mm (2.1 inches) | 83% | extreme |
| November Weather | 15°C (59°F) | 15 mm (0.6 inches) | 80% | very high |
| December Weather | 12°C (54°F) | 10 mm (0.4 inches) | 83% | very high |