Last updated: August 23, 2025
In December, the average temperature in San Antonio, Honduras is a pleasant 21°C (71°F). However, temperatures can vary, with a minimum of 13°C (56°F) and a maximum reaching up to 31°C (88°F). Expect some rain, as the area receives an average precipitation of 179 mm (7.1 in) over 19 days. Additionally, the average humidity hovers around 75%, giving you a good sense of the climate during this month.
In December in San Antonio, the average temperature is 21°C (71°F). Maximum temperatures can reach 31°C (88°F), while the minimum can dip to 13°C (56°F). This pleasant climate makes it an ideal destination for outdoor activities and exploration.
In San Antonio in December, the precipitation amount is 179 mm (7.1 in) occurring over 19 days.
In San Antonio in December, humidity is 75%. With an average temperature of 21°C (71°F), this humidity feels like a warm blanket wrapping around you, making travel slightly uncomfortable but offering a lush, vibrant atmosphere that invites exploration at a leisurely pace.
In San Antonio 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 Antonio.
UV Risk Categories
Weather in San Antonio varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in San Antonio, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 21°C (71°F) | 155 mm (6.1 inches) | 78% | very high |
| February Weather | 22°C (72°F) | 80 mm (3.1 inches) | 74% | extreme |
| March Weather | 23°C (74°F) | 67 mm (2.6 inches) | 67% | extreme |
| April Weather | 25°C (77°F) | 71 mm (2.8 inches) | 61% | extreme |
| May Weather | 26°C (79°F) | 135 mm (5.3 inches) | 59% | extreme |
| June Weather | 26°C (79°F) | 207 mm (8.1 inches) | 61% | extreme |
| July Weather | 26°C (78°F) | 133 mm (5.2 inches) | 68% | extreme |
| August Weather | 25°C (78°F) | 175 mm (6.9 inches) | 70% | extreme |
| September Weather | 25°C (78°F) | 183 mm (7.2 inches) | 75% | extreme |
| October Weather | 24°C (76°F) | 281 mm (11.1 inches) | 81% | extreme |
| November Weather | 22°C (73°F) | 333 mm (13.1 inches) | 82% | very high |
| December Weather | 21°C (71°F) | 179 mm (7.1 inches) | 75% | very high |