Last updated: June 24, 2025
In Columbus, United States, the average temperature in December hovers around -5°C (23°F). During this time, you can expect lows plummeting to -27°C (-15°F) and highs reaching up to 13°C (55°F). The region receives an average precipitation of 52 mm (2.0 in) over 7 days, with an average humidity of a crisp 84%.
In December in Columbus, the average temperature is -5°C (23°F). The maximum can reach 13°C (55°F), while the minimum can drop as low as -27°C (-15°F). Travelers should be prepared for a wide range of temperatures and ensure they bring appropriate clothing for both mild and extremely cold conditions.
In Columbus in December, the precipitation amount is 52 mm (2.0 in) over a duration of 7 days.
In Columbus in December, humidity is 84%. With an average temperature of -5°C (23°F), this humidity feels like an icy blanket wrapping around you, making the cold air bite even deeper and turning travel into a brisk, challenging adventure where each breath comes with a frosty reminder of the chill.
In Columbus in December, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Columbus, you can visit Hourly UV Index in Columbus.
UV Risk Categories
Weather in Columbus varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Columbus, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (16°F) | 24 mm (0.9 inches) | 87% | low |
| February Weather | -9°C (17°F) | 34 mm (1.3 inches) | 90% | moderate |
| March Weather | 0°C (33°F) | 53 mm (2.1 inches) | 85% | moderate |
| April Weather | 6°C (43°F) | 90 mm (3.5 inches) | 84% | high |
| May Weather | 15°C (59°F) | 122 mm (4.8 inches) | 78% | very high |
| June Weather | 22°C (71°F) | 85 mm (3.3 inches) | 80% | very high |
| July Weather | 23°C (74°F) | 105 mm (4.1 inches) | 81% | very high |
| August Weather | 21°C (71°F) | 128 mm (5.1 inches) | 81% | very high |
| September Weather | 18°C (64°F) | 111 mm (4.4 inches) | 81% | high |
| October Weather | 9°C (48°F) | 104 mm (4.1 inches) | 84% | moderate |
| November Weather | 0°C (33°F) | 37 mm (1.4 inches) | 88% | moderate |
| December Weather | -5°C (23°F) | 52 mm (2.0 inches) | 84% | low |