Last updated: June 24, 2025
In Omaha, United States, the average temperature in December hovers around 0°C (31°F). Expect chilly conditions with minimums dipping to -24°C (-11°F), while the warmth can peak at a mild 21°C (70°F). During this month, precipitation averages 38 mm (1.5 in) over approximately 3 days, contributing to an average humidity of 83%. Stay prepared for a mix of wintry and temperate weather!
In December in Omaha, the average temperature is 0°C (31°F), with a maximum that can reach 21°C (70°F) and a minimum that can drop as low as -24°C (-11°F). Be prepared for a wide range of temperatures, from chilly days to pleasantly warm afternoons, making it essential to pack layers for your travels.
In Omaha in December, the total precipitation amount is 38 mm (1.5 in) spread over a duration of 3 days.
In Omaha in December humidity is 83%. With an average temperature of 0°C (31°F), this humidity feels like a biting chill that penetrates layers of clothing, making even short excursions feel daunting and uncomfortable.
In Omaha 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 Omaha, you can visit Hourly UV Index in Omaha.
UV Risk Categories
Weather in Omaha varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Omaha, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 33 mm (1.3 inches) | 76% | moderate |
| February Weather | -4°C (26°F) | 32 mm (1.3 inches) | 80% | moderate |
| March Weather | 5°C (41°F) | 97 mm (3.8 inches) | 73% | high |
| April Weather | 10°C (50°F) | 57 mm (2.2 inches) | 74% | very high |
| May Weather | 17°C (63°F) | 152 mm (6.0 inches) | 78% | very high |
| June Weather | 24°C (76°F) | 133 mm (5.2 inches) | 82% | very high |
| July Weather | 25°C (78°F) | 75 mm (2.9 inches) | 83% | very high |
| August Weather | 24°C (75°F) | 103 mm (4.1 inches) | 80% | very high |
| September Weather | 21°C (70°F) | 84 mm (3.3 inches) | 75% | very high |
| October Weather | 11°C (53°F) | 126 mm (4.9 inches) | 75% | high |
| November Weather | 4°C (40°F) | 31 mm (1.2 inches) | 82% | moderate |
| December Weather | 0°C (31°F) | 38 mm (1.5 inches) | 83% | low |