Last updated: June 24, 2025
In December, the average temperature in Momence, United States hovers around 1°C (34°F). However, be prepared for a wide range, with minimum temperatures dipping as low as -20°C (-5°F) and highs reaching up to 18°C (65°F). Expect 59 mm (2.3 in) of precipitation spread over 7 days, and enjoy the crisp air with an average humidity of 84%!
In December in Momence, the average temperature is 1°C (34°F). Maximum temperatures can reach 18°C (65°F), while the minimum can drop as low as -20°C (-5°F). It's advisable to pack layers and prepare for a wide range of weather conditions if you're planning to travel during this time.
In Momence in December, the precipitation amount is 59 mm (2.3 in) over a span of 7 days.
In Momence in December humidity is 84%. With an average temperature of 1°C (34°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and requiring extra layers to keep warm while navigating the damp air.
In Momence 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 Momence, you can visit Hourly UV Index in Momence.
UV Risk Categories
Weather in Momence varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Momence, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 69 mm (2.7 inches) | 82% | moderate |
| February Weather | -2°C (29°F) | 71 mm (2.8 inches) | 83% | moderate |
| March Weather | 5°C (41°F) | 95 mm (3.7 inches) | 84% | high |
| April Weather | 10°C (50°F) | 120 mm (4.7 inches) | 85% | very high |
| May Weather | 17°C (62°F) | 161 mm (6.3 inches) | 79% | very high |
| June Weather | 23°C (73°F) | 124 mm (4.9 inches) | 82% | very high |
| July Weather | 24°C (76°F) | 98 mm (3.9 inches) | 80% | very high |
| August Weather | 23°C (74°F) | 92 mm (3.6 inches) | 81% | very high |
| September Weather | 20°C (69°F) | 77 mm (3.0 inches) | 80% | very high |
| October Weather | 13°C (56°F) | 135 mm (5.3 inches) | 82% | high |
| November Weather | 4°C (40°F) | 64 mm (2.5 inches) | 88% | moderate |
| December Weather | 1°C (34°F) | 59 mm (2.3 inches) | 84% | low |