Last updated: August 23, 2025
In December, the average temperature in San Carlos Sija, Guatemala hovers around 14°C (57°F). Expect cool nights, with minimums dipping to 5°C (41°F), while daytime highs can reach up to 23°C (74°F). During this month, you'll experience 29 mm (1.2 in) of precipitation spread across about 8 days, all under an average humidity level of 76%.
In December in San Carlos Sija, the average temperature is 14°C (57°F). Maximum can reach 23°C (74°F) and minimum can be as low as 5°C (41°F). This makes it a comfortable time for travelers looking to explore without extreme heat or cold.
In San Carlos Sija in December, the precipitation amount is 29 mm (1.2 in) during a span of 8 days.
In San Carlos Sija in December humidity is 76%. With an average temperature of 14°C (57°F), this humidity feels like a warm blanket wrapped around you, creating a heavy atmosphere that can make outdoor activities feel sluggish and stifling, urging travelers to seek shade and refreshment more frequently.
In San Carlos Sija 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 Carlos Sija.
UV Risk Categories
Weather in San Carlos Sija varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Carlos Sija, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 13°C (56°F) | 24 mm (1.0 inches) | 76% | extreme |
| February Weather | 14°C (58°F) | 18 mm (0.7 inches) | 68% | extreme |
| March Weather | 15°C (60°F) | 33 mm (1.3 inches) | 59% | extreme |
| April Weather | 16°C (62°F) | 91 mm (3.6 inches) | 57% | extreme |
| May Weather | 17°C (62°F) | 290 mm (11.4 inches) | 65% | extreme |
| June Weather | 16°C (61°F) | 373 mm (14.7 inches) | 66% | extreme |
| July Weather | 16°C (60°F) | 173 mm (6.8 inches) | 75% | extreme |
| August Weather | 16°C (60°F) | 264 mm (10.4 inches) | 82% | extreme |
| September Weather | 16°C (60°F) | 330 mm (13.0 inches) | 82% | extreme |
| October Weather | 16°C (60°F) | 262 mm (10.3 inches) | 83% | extreme |
| November Weather | 15°C (59°F) | 75 mm (3.0 inches) | 80% | extreme |
| December Weather | 14°C (57°F) | 29 mm (1.2 inches) | 76% | very high |