Last updated: June 24, 2025
In December, the average temperature in Frankfort, United States hovers around 0°C (32°F). Expect chilly days, with temperatures dipping as low as -15°C (5°F) and peaking at 12°C (53°F). With 87 mm (3.4 in) of precipitation spread over 15 days, staying dry might be a challenge. The air is quite damp, with an average humidity of 87%, making it advisable to bundle up and prepare for a wet atmosphere!
In December in Frankfort, the average temperature is 0°C (32°F). The maximum can reach 12°C (53°F), and the minimum can be as low as -15°C (5°F). Travelers should be prepared for a chilly climate with the potential for both milder and freezing conditions.
In Frankfort in December, the precipitation amount is 87 mm (3.4 in) over the course of 15 days.
In Frankfort in December, humidity is 87%. With an average temperature of 0°C (32°F), this humidity feels like a damp chill that clings to your skin, making travel uncomfortable and cold, as each breath brings a heavy moisture that seeps into your clothes.
In Frankfort 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 Frankfort, you can visit Hourly UV Index in Frankfort.
UV Risk Categories
Weather in Frankfort varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Frankfort, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 68 mm (2.7 inches) | 91% | low |
| February Weather | -3°C (27°F) | 72 mm (2.8 inches) | 91% | moderate |
| March Weather | 0°C (32°F) | 69 mm (2.7 inches) | 87% | moderate |
| April Weather | 3°C (38°F) | 98 mm (3.9 inches) | 87% | high |
| May Weather | 7°C (45°F) | 118 mm (4.7 inches) | 82% | very high |
| June Weather | 13°C (55°F) | 109 mm (4.3 inches) | 79% | very high |
| July Weather | 19°C (66°F) | 103 mm (4.1 inches) | 75% | very high |
| August Weather | 20°C (68°F) | 97 mm (3.8 inches) | 76% | very high |
| September Weather | 17°C (63°F) | 93 mm (3.6 inches) | 79% | high |
| October Weather | 11°C (53°F) | 142 mm (5.6 inches) | 83% | moderate |
| November Weather | 4°C (40°F) | 94 mm (3.7 inches) | 86% | moderate |
| December Weather | 0°C (32°F) | 87 mm (3.4 inches) | 87% | low |