Last updated: June 24, 2025
In December, the average temperature in Corydon, United States is a crisp 0°C (33°F). Expect a chilling minimum of -25°C (-13°F) and a pleasant maximum of 23°C (73°F). With an average humidity of 83%, be prepared for a bit of moisture, as the area typically sees 35 mm (1.4 in) of precipitation spread over 5 days.
In December in Corydon, the average temperature is 0°C (33°F). Maximum temperatures can reach 23°C (73°F) while minimums can plummet to as low as -25°C (-13°F). Travelers should be prepared for a wide range of temperatures and dress in layers to ensure comfort during their visit.
In Corydon in December, the precipitation amount is 35 mm (1.4 in) over a span of 5 days.
In Corydon in December, humidity is 83%. With an average temperature of 0°C (33°F), this humidity feels like a cold, damp chill that cuts through layers of clothing, making travel uncomfortable and brisk as each breath fills the lungs with icy moisture.
In Corydon 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 Corydon, you can check the information here.
UV Risk Categories
Weather in Corydon varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Corydon, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 46 mm (1.8 inches) | 78% | moderate |
| February Weather | -3°C (27°F) | 46 mm (1.8 inches) | 80% | moderate |
| March Weather | 5°C (42°F) | 101 mm (4.0 inches) | 77% | high |
| April Weather | 10°C (51°F) | 74 mm (2.9 inches) | 77% | very high |
| May Weather | 17°C (64°F) | 147 mm (5.8 inches) | 77% | very high |
| June Weather | 24°C (75°F) | 121 mm (4.8 inches) | 81% | extreme |
| July Weather | 25°C (78°F) | 94 mm (3.7 inches) | 81% | very high |
| August Weather | 24°C (75°F) | 80 mm (3.2 inches) | 77% | very high |
| September Weather | 20°C (69°F) | 125 mm (4.9 inches) | 73% | very high |
| October Weather | 12°C (54°F) | 143 mm (5.6 inches) | 75% | high |
| November Weather | 4°C (40°F) | 55 mm (2.2 inches) | 85% | moderate |
| December Weather | 0°C (33°F) | 35 mm (1.4 inches) | 83% | moderate |