Last updated: August 27, 2025
In December, the average temperature in Zahuatlan de Morelos (San Jose), Mexico hovers around 14°C (57°F). Expect a minimum of -2°C (28°F) and a pleasant maximum of 26°C (80°F). During this month, you can anticipate 5 mm (0.2 in) of precipitation over just 1 day, while the average humidity levels around 88% ensure a refreshing atmosphere.
In December in Zahuatlan de Morelos (San Jose), the average temperature is 14°C (57°F), with maximums reaching 26°C (80°F) and minimums as low as -2°C (28°F). This variation makes it essential for travelers to pack layers to stay comfortable throughout the day.
In Zahuatlan de Morelos (San Jose) in December, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.
In Zahuatlan de Morelos (San Jose) in December humidity is 88%. With an average temperature of 14°C (57°F), this humidity feels like a thick blanket enveloping you, making every step feel heavier and giving a sense of stickiness that can drain your energy quickly while exploring.
In Zahuatlan de Morelos (San Jose) 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 Zahuatlan de Morelos (San Jose).
UV Risk Categories
Weather in Zahuatlan de Morelos (San Jose) varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Zahuatlan de Morelos (San Jose), focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 13°C (56°F) | 8 mm (0.3 inches) | 84% | very high |
| February Weather | 15°C (59°F) | 6 mm (0.2 inches) | 78% | extreme |
| March Weather | 17°C (62°F) | 20 mm (0.8 inches) | 75% | extreme |
| April Weather | 18°C (64°F) | 53 mm (2.1 inches) | 70% | extreme |
| May Weather | 18°C (65°F) | 118 mm (4.7 inches) | 77% | extreme |
| June Weather | 17°C (63°F) | 213 mm (8.4 inches) | 76% | extreme |
| July Weather | 17°C (62°F) | 145 mm (5.7 inches) | 68% | extreme |
| August Weather | 17°C (63°F) | 185 mm (7.3 inches) | 70% | extreme |
| September Weather | 17°C (63°F) | 229 mm (9.0 inches) | 82% | extreme |
| October Weather | 16°C (62°F) | 88 mm (3.5 inches) | 91% | extreme |
| November Weather | 15°C (59°F) | 21 mm (0.8 inches) | 89% | extreme |
| December Weather | 14°C (57°F) | 5 mm (0.2 inches) | 88% | very high |