Last updated: August 27, 2025
In San Juan Portezuelo, Mexico, the average temperature in December hovers around 15°C (59°F), with a minimum dipping to 3°C (37°F) and a maximum soaring to 27°C (81°F). During this month, you can expect a modest precipitation of 6 mm (0.2 in) spread over just 0 days, making it a relatively dry period. Additionally, the average humidity stands at a noteworthy 88%, adding to the unique climate experience of the region.
In December in San Juan Portezuelo, the average temperature is 15°C (59°F). Maximum temperatures can reach 27°C (81°F), while the minimum can drop to as low as 3°C (37°F). This makes it a great time for travelers to enjoy mild weather and explore outdoor activities.
In San Juan Portezuelo in December, the total precipitation amount is 6 mm (0.2 in), spread over a duration of 0 days.
In San Juan Portezuelo in December humidity is 88%. With an average temperature of 15°C (59°F), this humidity feels like a warm blanket enveloping you, making outdoor adventures feel stifling and sticky, which can drain your energy while traveling.
In San Juan Portezuelo 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 San Juan Portezuelo.
UV Risk Categories
Weather in San Juan Portezuelo varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Juan Portezuelo, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 15°C (59°F) | 7 mm (0.3 inches) | 84% | very high |
| February Weather | 17°C (62°F) | 5 mm (0.2 inches) | 78% | extreme |
| March Weather | 19°C (66°F) | 14 mm (0.6 inches) | 75% | extreme |
| April Weather | 20°C (68°F) | 35 mm (1.4 inches) | 70% | extreme |
| May Weather | 20°C (68°F) | 95 mm (3.8 inches) | 77% | extreme |
| June Weather | 19°C (66°F) | 227 mm (8.9 inches) | 76% | extreme |
| July Weather | 18°C (65°F) | 172 mm (6.8 inches) | 68% | extreme |
| August Weather | 18°C (65°F) | 216 mm (8.5 inches) | 70% | extreme |
| September Weather | 18°C (65°F) | 260 mm (10.2 inches) | 82% | extreme |
| October Weather | 18°C (64°F) | 109 mm (4.3 inches) | 91% | extreme |
| November Weather | 16°C (62°F) | 28 mm (1.1 inches) | 89% | very high |
| December Weather | 15°C (59°F) | 6 mm (0.2 inches) | 88% | very high |