Last updated: August 23, 2025
In San Martin Jilotepeque, Guatemala, the weather in December boasts an average temperature of 17°C (63°F). Temperatures can swing from a chilly 6°C (43°F) to a balmy 28°C (83°F), offering a pleasant range. Expect 12 mm (0.5 in) of precipitation over approximately 2 days, and enjoy an average humidity level of 76% that adds to the region's unique atmosphere.
In December in San Martin Jilotepeque, the average temperature is 17°C (63°F). The maximum can reach 28°C (83°F) and the minimum can be as low as 6°C (43°F). This pleasant climate makes it an ideal time for outdoor adventures and sightseeing.
In San Martin Jilotepeque in December, the precipitation amount is 12 mm (0.5 in) over the course of 2 days.
In San Martin Jilotepeque in December humidity is 76%. With an average temperature of 17°C (63°F), this humidity feels like traveling through a warm, enveloping blanket, making every outdoor adventure feel sticky and heavy, yet pleasantly refreshing when you find a cool breeze.
In San Martin Jilotepeque in December, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in San Martin Jilotepeque.
UV Risk Categories
Weather in San Martin Jilotepeque varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Martin Jilotepeque, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 17°C (62°F) | 11 mm (0.4 inches) | 76% | extreme |
| February Weather | 18°C (65°F) | 7 mm (0.3 inches) | 68% | extreme |
| March Weather | 19°C (66°F) | 8 mm (0.3 inches) | 59% | extreme |
| April Weather | 20°C (69°F) | 50 mm (2.0 inches) | 57% | extreme |
| May Weather | 20°C (69°F) | 153 mm (6.0 inches) | 65% | extreme |
| June Weather | 19°C (67°F) | 258 mm (10.2 inches) | 66% | extreme |
| July Weather | 19°C (67°F) | 94 mm (3.7 inches) | 75% | extreme |
| August Weather | 19°C (67°F) | 134 mm (5.3 inches) | 82% | extreme |
| September Weather | 19°C (67°F) | 190 mm (7.5 inches) | 82% | extreme |
| October Weather | 19°C (66°F) | 191 mm (7.5 inches) | 83% | extreme |
| November Weather | 18°C (64°F) | 51 mm (2.0 inches) | 80% | extreme |
| December Weather | 17°C (63°F) | 12 mm (0.5 inches) | 76% | very high |