Last updated: June 24, 2025
In Nortonville, United States, the average temperature in December hovers around 2°C (37°F). This chilly month sees minimum temperatures plunging to -20°C (-3°F), while soaring to a maximum of 22°C (73°F). Expect 33 mm (1.3 in) of precipitation over 3 days, coupled with a high average humidity of 84%—ideal for cozy indoor activities!
In December in Nortonville, the average temperature is 2°C (37°F). The maximum can reach 22°C (73°F), while the minimum can drop to as low as -20°C (-3°F). Be sure to pack layers to accommodate the wide temperature range during your travels.
In Nortonville in December, the precipitation amount is 33 mm (1.3 in) over the course of 3 days.
In Nortonville in December, humidity is 84%. With an average temperature of 2°C (37°F), this humidity feels like an uncomfortable chill that seeps into your bones, making outdoor activities less enjoyable and prompting the need for layered clothing to stay warm and dry.
In Nortonville 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 Nortonville, you can check the information here.
UV Risk Categories
Weather in Nortonville varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Nortonville, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -1°C (30°F) | 42 mm (1.6 inches) | 76% | moderate |
| February Weather | -1°C (31°F) | 32 mm (1.3 inches) | 77% | moderate |
| March Weather | 7°C (45°F) | 93 mm (3.7 inches) | 70% | high |
| April Weather | 12°C (53°F) | 82 mm (3.2 inches) | 73% | very high |
| May Weather | 18°C (65°F) | 220 mm (8.6 inches) | 82% | very high |
| June Weather | 25°C (77°F) | 125 mm (4.9 inches) | 82% | extreme |
| July Weather | 26°C (80°F) | 81 mm (3.2 inches) | 81% | extreme |
| August Weather | 25°C (76°F) | 116 mm (4.6 inches) | 78% | very high |
| September Weather | 22°C (71°F) | 87 mm (3.4 inches) | 71% | very high |
| October Weather | 13°C (56°F) | 122 mm (4.8 inches) | 71% | high |
| November Weather | 6°C (43°F) | 41 mm (1.6 inches) | 81% | moderate |
| December Weather | 2°C (37°F) | 33 mm (1.3 inches) | 84% | moderate |