Last updated: June 24, 2025
In Carrollton, United States, the average temperature in December hovers around 3°C (38°F). Expect a chilly range, with minimums dipping to -18°C (-1°F) and maximums reaching a surprising 24°C (75°F). During this month, you'll encounter about 34 mm (1.4 in) of precipitation spread over approximately 5 days, and with an average humidity of 86%, it’s a time to bundle up and prepare for damp conditions!
In December in Carrollton, the average temperature is 3°C (38°F). Maximums can reach 24°C (75°F), while minimums can plummet to -18°C (-1°F). Be prepared for a wide range of temperatures when traveling to Carrollton during this time.
In Carrollton in December, the precipitation amount is 34 mm (1.4 in) spread over 5 days.
In Carrollton in December humidity is 86%. With an average temperature of 3°C (38°F), this humidity feels like a damp chill that seeps through your layers, making traveling uncomfortable as breath clouds visibly in the crisp air.
In Carrollton in December, the maximum UV index is 3, which corresponds to a moderate Exposure Category. The time to burn is approximately 30 minutes. For more details on the hourly UV index in Carrollton, you can check the information here.
UV Risk Categories
Weather in Carrollton varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Carrollton, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (31°F) | 59 mm (2.3 inches) | 80% | moderate |
| February Weather | 0°C (33°F) | 50 mm (2.0 inches) | 78% | moderate |
| March Weather | 8°C (46°F) | 111 mm (4.4 inches) | 75% | high |
| April Weather | 12°C (54°F) | 90 mm (3.5 inches) | 77% | very high |
| May Weather | 19°C (66°F) | 217 mm (8.5 inches) | 82% | very high |
| June Weather | 25°C (77°F) | 123 mm (4.8 inches) | 83% | extreme |
| July Weather | 26°C (79°F) | 103 mm (4.0 inches) | 81% | extreme |
| August Weather | 25°C (77°F) | 87 mm (3.4 inches) | 78% | very high |
| September Weather | 22°C (72°F) | 75 mm (2.9 inches) | 72% | very high |
| October Weather | 14°C (58°F) | 112 mm (4.4 inches) | 72% | high |
| November Weather | 7°C (44°F) | 47 mm (1.9 inches) | 84% | moderate |
| December Weather | 3°C (38°F) | 34 mm (1.4 inches) | 86% | moderate |