Last updated: August 27, 2025
In San Agustin Atenango, Mexico, the average temperature in December hovers around 16°C (62°F). Expect minimums dipping to 2°C (36°F) and maximums soaring to 28°C (83°F). During this month, you might encounter 8 mm (0.3 in) of precipitation over the course of just 1 day. With an average humidity of 70%, you can anticipate a mix of pleasant warmth and mild moisture throughout your stay.
In December in San Agustin Atenango, the average temperature is 16°C (62°F). The maximum can reach 28°C (83°F), while the minimum can drop as low as 2°C (36°F). Be sure to pack layers and enjoy the varied climate!
In San Agustin Atenango in December, the precipitation amount is 8 mm (0.3 in) over the course of 1 day.
In San Agustin Atenango in December, humidity is 70%. With an average temperature of 16°C (62°F), this humidity feels like a cool, damp blanket wrapping around you, making outdoor activities a bit uncomfortable and prompting travelers to seek shade or indoor attractions to avoid the sticky air.
In San Agustin Atenango 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 Agustin Atenango.
UV Risk Categories
Weather in San Agustin Atenango varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Agustin Atenango, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 16°C (61°F) | 12 mm (0.5 inches) | 65% | very high |
| February Weather | 18°C (64°F) | 3 mm (0.1 inches) | 61% | extreme |
| March Weather | 19°C (67°F) | 14 mm (0.6 inches) | 59% | extreme |
| April Weather | 20°C (69°F) | 28 mm (1.1 inches) | 62% | extreme |
| May Weather | 21°C (69°F) | 108 mm (4.2 inches) | 73% | extreme |
| June Weather | 19°C (67°F) | 274 mm (10.8 inches) | 78% | extreme |
| July Weather | 19°C (66°F) | 223 mm (8.8 inches) | 79% | extreme |
| August Weather | 18°C (66°F) | 287 mm (11.3 inches) | 82% | extreme |
| September Weather | 18°C (65°F) | 355 mm (14.0 inches) | 82% | extreme |
| October Weather | 18°C (65°F) | 155 mm (6.1 inches) | 79% | extreme |
| November Weather | 17°C (63°F) | 30 mm (1.2 inches) | 72% | very high |
| December Weather | 16°C (62°F) | 8 mm (0.3 inches) | 70% | very high |