Last updated: August 23, 2025
In December, the average temperature in San Agustin Acasaguastlan, Guatemala is 18°C (64°F). Expect a minimum of 7°C (45°F) and a maximum of 29°C (85°F), making it a pleasant month overall. However, be prepared for some rain, as the area receives an average precipitation of 33 mm (1.3 in) over 7 days. With average humidity at 76%, it's a great time to enjoy the local scenery while dressing appropriately for the occasional shower!
In December in San Agustin Acasaguastlan, the average temperature is 18°C (64°F). Maximum temperatures can reach 29°C (85°F), while the minimum can drop as low as 7°C (45°F). This makes San Agustin Acasaguastlan a comfortable destination for travelers looking to enjoy a pleasant climate.
In San Agustin Acasaguastlan in December, the precipitation amount is 33 mm (1.3 in) over a period of 7 days.
In San Agustin Acasaguastlan in December, humidity is 76%. With an average temperature of 18°C (64°F), this humidity feels like a warm blanket wrapping around you, making outdoor activities feel steamy and invigorating—perfect for exploring charming streets, though you might want to take breaks in the shade.
In San Agustin Acasaguastlan 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 Acasaguastlan.
UV Risk Categories
Weather in San Agustin Acasaguastlan varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Agustin Acasaguastlan, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 18°C (64°F) | 22 mm (0.9 inches) | 76% | extreme |
| February Weather | 19°C (66°F) | 15 mm (0.6 inches) | 68% | extreme |
| March Weather | 20°C (68°F) | 18 mm (0.7 inches) | 59% | extreme |
| April Weather | 22°C (72°F) | 65 mm (2.6 inches) | 57% | extreme |
| May Weather | 22°C (72°F) | 196 mm (7.7 inches) | 65% | extreme |
| June Weather | 21°C (71°F) | 285 mm (11.2 inches) | 66% | extreme |
| July Weather | 21°C (70°F) | 129 mm (5.1 inches) | 75% | extreme |
| August Weather | 21°C (70°F) | 188 mm (7.4 inches) | 82% | extreme |
| September Weather | 21°C (70°F) | 219 mm (8.6 inches) | 82% | extreme |
| October Weather | 21°C (69°F) | 219 mm (8.6 inches) | 83% | extreme |
| November Weather | 19°C (66°F) | 90 mm (3.6 inches) | 80% | very high |
| December Weather | 18°C (64°F) | 33 mm (1.3 inches) | 76% | very high |