Last updated: August 27, 2025
In December, the average temperature in Santa Maria Asuncion, Mexico is a mild 15°C (60°F), making it an appealing time to visit. Expect temperatures to dip to a cool 3°C (37°F) at night and soar to a pleasant 27°C (80°F) during the day. With an average precipitation of 18 mm (0.7 in) over about 4 days, be prepared for a few rain showers, and enjoy the lush landscapes that come with an average humidity of 70%.
In December in Santa Maria Asuncion, the average temperature is 15°C (60°F), with maximums reaching 27°C (80°F) and minimums dropping to as low as 3°C (37°F). It's a great time to visit Santa Maria Asuncion if you enjoy mild weather and the chance to experience a variety of temperatures throughout the day.
In Santa Maria Asuncion in December, the total precipitation amount is 18 mm (0.7 in) spread over a duration of 4 days.
In Santa Maria Asuncion in December humidity is 70%. With an average temperature of 15°C (60°F), this humidity feels like a warm, sticky embrace that can quickly lead to discomfort while traveling, making it important to stay hydrated and take breaks in the shade.
In Santa Maria Asuncion in December, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Santa Maria Asuncion.
UV Risk Categories
Weather in Santa Maria Asuncion varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Santa Maria Asuncion, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 15°C (59°F) | 15 mm (0.6 inches) | 65% | very high |
| February Weather | 16°C (61°F) | 3 mm (0.1 inches) | 61% | extreme |
| March Weather | 17°C (63°F) | 24 mm (0.9 inches) | 59% | extreme |
| April Weather | 18°C (64°F) | 57 mm (2.3 inches) | 62% | extreme |
| May Weather | 18°C (65°F) | 184 mm (7.2 inches) | 73% | extreme |
| June Weather | 18°C (64°F) | 387 mm (15.2 inches) | 78% | extreme |
| July Weather | 17°C (64°F) | 359 mm (14.1 inches) | 79% | extreme |
| August Weather | 17°C (64°F) | 439 mm (17.3 inches) | 82% | extreme |
| September Weather | 18°C (64°F) | 478 mm (18.8 inches) | 82% | extreme |
| October Weather | 17°C (63°F) | 241 mm (9.5 inches) | 79% | extreme |
| November Weather | 16°C (62°F) | 43 mm (1.7 inches) | 72% | very high |
| December Weather | 15°C (60°F) | 18 mm (0.7 inches) | 70% | very high |