Last updated: August 27, 2025
In San Isidro (Los Hoyos), Mexico, the average temperature in December hovers around 9°C (49°F), making it a cool yet inviting time to explore. Expect temperature fluctuations, with a minimum of -13°C (8°F) and a maximum of 25°C (78°F). The month brings precipitation totaling 18 mm (0.7 in) over just 2 days, and you can anticipate a high average humidity of 84%, creating a refreshing atmosphere.
In December in San Isidro (Los Hoyos), the average temperature is 9°C (49°F). The maximum can reach 25°C (78°F) and the minimum can be as low as -13°C (8°F). Be prepared for a wide range of temperatures if you're planning to travel during this time.
In San Isidro (Los Hoyos) in December, the precipitation amount is 18 mm (0.7 in) over the course of 2 days.
In San Isidro (Los Hoyos) in December, humidity is 84%. With an average temperature of 9°C (49°F), this humidity feels like a chilly embrace, making travel uncomfortable as the dampness seeps into your clothes and lingers in the air, leaving you feeling cool yet clammy.
In San Isidro (Los Hoyos) in December, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in San Isidro (Los Hoyos), you can refer to this Hourly UV Index in San Isidro (Los Hoyos).
UV Risk Categories
Weather in San Isidro (Los Hoyos) varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Isidro (Los Hoyos), focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 9°C (48°F) | 9 mm (0.3 inches) | 78% | high |
| February Weather | 12°C (53°F) | 7 mm (0.3 inches) | 71% | very high |
| March Weather | 16°C (61°F) | 4 mm (0.2 inches) | 60% | extreme |
| April Weather | 20°C (68°F) | 4 mm (0.2 inches) | 52% | extreme |
| May Weather | 24°C (75°F) | 8 mm (0.3 inches) | 49% | extreme |
| June Weather | 27°C (80°F) | 23 mm (0.9 inches) | 50% | extreme |
| July Weather | 25°C (77°F) | 46 mm (1.8 inches) | 65% | extreme |
| August Weather | 24°C (76°F) | 48 mm (1.9 inches) | 70% | extreme |
| September Weather | 22°C (71°F) | 69 mm (2.7 inches) | 79% | extreme |
| October Weather | 18°C (65°F) | 25 mm (1.0 inches) | 77% | very high |
| November Weather | 14°C (57°F) | 20 mm (0.8 inches) | 83% | very high |
| December Weather | 9°C (49°F) | 18 mm (0.7 inches) | 84% | high |