Last updated: August 27, 2025
In San Pedro Tlapacoyan, Mexico, the average temperature in December hovers around 19°C (66°F), making it a pleasant time to visit. Expect temperatures to range from a chilly 6°C (43°F) at night to a balmy 31°C (88°F) during the day. However, don't forget your umbrella; the region receives an average precipitation of 83 mm (3.3 in) spread over about 13 days. With an average humidity level of 91%, it can feel a bit muggy, so stay hydrated and enjoy your time!
In December in San Pedro Tlapacoyan, the average temperature is 19°C (66°F). Maximums can reach 31°C (88°F), and minimums can be as low as 6°C (43°F). It's an ideal time to visit for those who enjoy mild weather and outdoor activities.
In San Pedro Tlapacoyan in December, the precipitation amount is 83 mm (3.3 in) over a span of 13 days.
In San Pedro Tlapacoyan in December humidity is 91%. With an average temperature of 19°C (66°F), this humidity feels like a heavy blanket, making travel uncomfortable and muggy, causing sweat to accumulate and sticking to clothes, which can dampen the joy of exploring.
In San Pedro Tlapacoyan in December, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in San Pedro Tlapacoyan.
UV Risk Categories
Weather in San Pedro Tlapacoyan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Pedro Tlapacoyan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 18°C (65°F) | 119 mm (4.7 inches) | 88% | very high |
| February Weather | 20°C (68°F) | 107 mm (4.2 inches) | 86% | extreme |
| March Weather | 21°C (71°F) | 137 mm (5.4 inches) | 84% | extreme |
| April Weather | 24°C (76°F) | 109 mm (4.3 inches) | 81% | extreme |
| May Weather | 26°C (79°F) | 125 mm (4.9 inches) | 82% | extreme |
| June Weather | 26°C (79°F) | 201 mm (7.9 inches) | 81% | extreme |
| July Weather | 26°C (79°F) | 199 mm (7.8 inches) | 81% | extreme |
| August Weather | 26°C (79°F) | 235 mm (9.2 inches) | 82% | extreme |
| September Weather | 25°C (78°F) | 279 mm (11.0 inches) | 86% | extreme |
| October Weather | 24°C (75°F) | 244 mm (9.6 inches) | 90% | extreme |
| November Weather | 21°C (70°F) | 153 mm (6.0 inches) | 91% | very high |
| December Weather | 19°C (66°F) | 83 mm (3.3 inches) | 91% | high |