Last updated: August 27, 2025
In December, the average temperature in San Diego del Llanito, Mexico hovers around 13°C (56°F), with a range that can dip to a chilly -2°C (29°F) and peak at a warm 27°C (80°F). Visitors might want to prepare for a light drizzle, as precipitation averages 6 mm (0.2 in) over just 1 day. The average humidity is quite high at 81%, creating a unique atmosphere in this vibrant locale.
In December in San Diego del Llanito, the average temperature is 13°C (56°F). The maximum can reach 27°C (80°F), while the minimum can be as low as -2°C (29°F). This variation in temperature makes it essential for travelers to pack accordingly to enjoy their visit comfortably.
In San Diego del Llanito in December, the precipitation amount is 6 mm (0.2 in) over the course of 1 day.
In San Diego del Llanito in December, humidity is 81%. With an average temperature of 13°C (56°F), this humidity feels like a blanket of damp air that clings to your skin, making it essential to pack breathable clothing and stay hydrated while exploring.
In San Diego del Llanito 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 San Diego del Llanito.
UV Risk Categories
Weather in San Diego del Llanito varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Diego del Llanito, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 13°C (56°F) | 5 mm (0.2 inches) | 74% | very high |
| February Weather | 16°C (60°F) | 7 mm (0.3 inches) | 65% | extreme |
| March Weather | 18°C (65°F) | 12 mm (0.5 inches) | 58% | extreme |
| April Weather | 20°C (69°F) | 8 mm (0.3 inches) | 58% | extreme |
| May Weather | 22°C (71°F) | 40 mm (1.6 inches) | 67% | extreme |
| June Weather | 20°C (69°F) | 133 mm (5.3 inches) | 76% | extreme |
| July Weather | 19°C (67°F) | 99 mm (3.9 inches) | 67% | extreme |
| August Weather | 20°C (68°F) | 77 mm (3.0 inches) | 68% | extreme |
| September Weather | 18°C (65°F) | 130 mm (5.1 inches) | 81% | extreme |
| October Weather | 17°C (63°F) | 57 mm (2.2 inches) | 83% | extreme |
| November Weather | 15°C (59°F) | 22 mm (0.9 inches) | 84% | very high |
| December Weather | 13°C (56°F) | 6 mm (0.2 inches) | 81% | very high |