Last updated: August 27, 2025
In December, the average temperature in Santa Maria del Valle, Mexico hovers around 15°C (60°F). You can expect a minimum of 2°C (35°F) and a pleasant maximum of 27°C (82°F). Additionally, the region experiences around 7 mm (0.3 in) of precipitation over the course of just 1 day, with an average humidity of 74%.
In December in Santa Maria del Valle, the average temperature is 15°C (60°F). The maximum can reach 27°C (82°F), and the minimum can be as low as 2°C (35°F). This climate offers a pleasant range of temperatures, making it an ideal time for travelers to explore and enjoy various outdoor activities.
In Santa Maria del Valle in December, the precipitation amount is 7 mm (0.3 in) over the course of 1 day.
In Santa Maria del Valle in December humidity is 74%. With an average temperature of 15°C (60°F), this humidity feels like a warm embrace that can make outdoor activities feel slightly stifling, so travelers should be prepared to hydrate frequently and take breaks in the shade.
In Santa Maria del Valle 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 Maria del Valle.
UV Risk Categories
Weather in Santa Maria del Valle varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santa Maria del Valle, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 15°C (60°F) | 11 mm (0.4 inches) | 64% | very high |
| February Weather | 17°C (64°F) | 11 mm (0.4 inches) | 57% | extreme |
| March Weather | 21°C (69°F) | 4 mm (0.2 inches) | 46% | extreme |
| April Weather | 22°C (72°F) | 2 mm (0.1 inches) | 42% | extreme |
| May Weather | 24°C (75°F) | 26 mm (1.0 inches) | 51% | extreme |
| June Weather | 22°C (73°F) | 129 mm (5.1 inches) | 74% | extreme |
| July Weather | 20°C (68°F) | 205 mm (8.1 inches) | 79% | extreme |
| August Weather | 20°C (68°F) | 159 mm (6.3 inches) | 81% | extreme |
| September Weather | 20°C (67°F) | 182 mm (7.2 inches) | 84% | extreme |
| October Weather | 19°C (67°F) | 67 mm (2.6 inches) | 75% | extreme |
| November Weather | 17°C (63°F) | 18 mm (0.7 inches) | 71% | very high |
| December Weather | 15°C (60°F) | 7 mm (0.3 inches) | 74% | very high |