Last updated: August 27, 2025
In December, the average temperature in San Antonio los Montes, Mexico is a pleasant 19°C (66°F), with the minimum dipping to 7°C (45°F) and the maximum peaking at 29°C (85°F). Expect a fair amount of precipitation, totaling 105 mm (4.1 in) over 15 days, and an average humidity level of 86%. Enjoy the mild climate while preparing for a touch of rain!
In December in San Antonio los Montes, the average temperature is 19°C (66°F), with maximums reaching 29°C (85°F) and minimums dipping as low as 7°C (45°F). This mild climate makes it a perfect time for travelers to explore and enjoy outdoor activities in San Antonio los Montes.
In San Antonio los Montes in December, the total precipitation amount is 105 mm (4.1 in) over a span of 15 days.
In San Antonio los Montes in December, humidity is 86%. With an average temperature of 19°C (66°F), this humidity feels like a warm blanket enveloping you, making travel slightly uncomfortable as the air feels heavy and sticking to your skin.
In San Antonio los Montes 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 Antonio los Montes.
UV Risk Categories
Weather in San Antonio los Montes varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Antonio los Montes, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 18°C (65°F) | 123 mm (4.8 inches) | 84% | very high |
| February Weather | 19°C (67°F) | 70 mm (2.8 inches) | 73% | extreme |
| March Weather | 20°C (68°F) | 59 mm (2.3 inches) | 59% | extreme |
| April Weather | 23°C (73°F) | 47 mm (1.9 inches) | 52% | extreme |
| May Weather | 24°C (76°F) | 110 mm (4.3 inches) | 53% | extreme |
| June Weather | 23°C (74°F) | 315 mm (12.4 inches) | 55% | extreme |
| July Weather | 22°C (72°F) | 98 mm (3.8 inches) | 61% | extreme |
| August Weather | 23°C (73°F) | 144 mm (5.7 inches) | 71% | extreme |
| September Weather | 23°C (73°F) | 204 mm (8.0 inches) | 77% | extreme |
| October Weather | 22°C (72°F) | 248 mm (9.8 inches) | 78% | extreme |
| November Weather | 20°C (68°F) | 190 mm (7.5 inches) | 82% | very high |
| December Weather | 19°C (66°F) | 105 mm (4.1 inches) | 86% | very high |