Last updated: June 24, 2025
In Underwood, United States, the average temperature in December hovers around -1°C (31°F). However, residents can experience a minimum of -24°C (-10°F) and a rare maximum of 21°C (71°F). During this month, precipitation averages about 38 mm (1.5 in) over 3 days, contributing to an average humidity level of 83%. Prepare for a chilly and damp month ahead!
In December in Underwood, the average temperature is -1°C (31°F). Maximum temperatures can reach 21°C (71°F), while the minimum can drop as low as -24°C (-10°F). Be prepared for a wide range of temperatures when traveling to Underwood during this month.
In Underwood in December, the total precipitation amount is 38 mm (1.5 in) spread over a duration of 3 days.
In Underwood in December humidity is 83%. With an average temperature of -1°C (31°F), this humidity feels like a heavy, icy blanket enveloping you, making each step outside feel like a struggle against the cold, damp air that clings to your skin, often leaving you wishing for warmth and refuge indoors.
In Underwood 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 Underwood, you can visit Hourly UV Index in Underwood.
UV Risk Categories
Weather in Underwood varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Underwood, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (24°F) | 31 mm (1.2 inches) | 76% | moderate |
| February Weather | -4°C (25°F) | 34 mm (1.3 inches) | 80% | moderate |
| March Weather | 5°C (41°F) | 88 mm (3.5 inches) | 73% | high |
| April Weather | 10°C (50°F) | 60 mm (2.4 inches) | 74% | very high |
| May Weather | 17°C (62°F) | 157 mm (6.2 inches) | 78% | very high |
| June Weather | 24°C (75°F) | 126 mm (5.0 inches) | 82% | very high |
| July Weather | 25°C (78°F) | 66 mm (2.6 inches) | 83% | very high |
| August Weather | 23°C (74°F) | 109 mm (4.3 inches) | 80% | very high |
| September Weather | 20°C (69°F) | 82 mm (3.2 inches) | 75% | very high |
| October Weather | 11°C (52°F) | 119 mm (4.7 inches) | 75% | high |
| November Weather | 4°C (39°F) | 32 mm (1.3 inches) | 82% | moderate |
| December Weather | -1°C (31°F) | 38 mm (1.5 inches) | 83% | low |