Last updated: August 23, 2025
In December, the average temperature in Melchor de Mencos, Guatemala is a warm 24°C (75°F). Visitors can expect a minimum of 13°C (55°F) and a maximum of 36°C (97°F), making it a delightful time for various activities. However, be prepared for some rain, as the region experiences an average precipitation of 47 mm (1.9 in) over about 10 days. With an average humidity level of 87%, the air can feel quite muggy, so staying hydrated is key!
In December in Melchor de Mencos, the average temperature is 24°C (75°F). Maximums can reach 36°C (97°F), while minimums can dip as low as 13°C (55°F). This makes it a perfect time for travelers to enjoy a comfortable climate with warm days and cooler evenings.
In Melchor de Mencos in December, the precipitation amount is 47 mm (1.9 in) over a span of 10 days.
In Melchor de Mencos in December, humidity is 87%. With an average temperature of 24°C (75°F), this humidity feels like a warm, sticky embrace that clings to your skin, making outdoor activities feel heavier and more exhausting, and the air thickens, leaving you longing for shade and refreshing breezes as you navigate your adventures.
In Melchor de Mencos 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 Melchor de Mencos.
UV Risk Categories
Weather in Melchor de Mencos varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Melchor de Mencos, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 24°C (75°F) | 31 mm (1.2 inches) | 85% | very high |
| February Weather | 25°C (78°F) | 18 mm (0.7 inches) | 78% | extreme |
| March Weather | 26°C (80°F) | 13 mm (0.5 inches) | 67% | extreme |
| April Weather | 29°C (84°F) | 25 mm (1.0 inches) | 62% | extreme |
| May Weather | 29°C (85°F) | 64 mm (2.5 inches) | 62% | extreme |
| June Weather | 28°C (83°F) | 151 mm (5.9 inches) | 63% | extreme |
| July Weather | 28°C (83°F) | 63 mm (2.5 inches) | 66% | extreme |
| August Weather | 29°C (84°F) | 75 mm (3.0 inches) | 73% | extreme |
| September Weather | 28°C (82°F) | 140 mm (5.5 inches) | 82% | extreme |
| October Weather | 26°C (80°F) | 152 mm (6.0 inches) | 86% | extreme |
| November Weather | 25°C (76°F) | 98 mm (3.9 inches) | 87% | very high |
| December Weather | 24°C (75°F) | 47 mm (1.9 inches) | 87% | very high |