Last updated: June 24, 2025
In December, the average temperature in Ellsworth, United States hovers around -2°C (30°F). However, be prepared for a wide range, as temperatures can dip as low as -21°C (-6°F) and reach a maximum of 15°C (59°F). During this month, expect 136 mm (5.4 in) of precipitation over about 11 days, with average humidity levels sitting at a brisk 84%.
In December in Ellsworth, the average temperature is -2°C (30°F). Maximum temperatures can reach 15°C (59°F), while minimums can plunge to as low as -21°C (-6°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both chilly weather and occasional warmth.
In Ellsworth in December, the total precipitation amount reaches 136 mm (5.4 in) over the course of 11 days.
In Ellsworth in December, humidity is 84%. With an average temperature of -2°C (30°F), this humidity feels like a biting chill that penetrates your layers, making traveling quite uncomfortable as the cold air wraps around you, amplifying the harshness of the winter weather.
In Ellsworth 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 Ellsworth, you can visit Hourly UV Index in Ellsworth.
UV Risk Categories
Weather in Ellsworth varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Ellsworth, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (25°F) | 95 mm (3.8 inches) | 88% | low |
| February Weather | -3°C (26°F) | 89 mm (3.5 inches) | 88% | moderate |
| March Weather | 0°C (32°F) | 72 mm (2.8 inches) | 85% | moderate |
| April Weather | 6°C (43°F) | 131 mm (5.2 inches) | 81% | high |
| May Weather | 11°C (52°F) | 90 mm (3.6 inches) | 76% | very high |
| June Weather | 16°C (61°F) | 76 mm (3.0 inches) | 74% | very high |
| July Weather | 19°C (67°F) | 83 mm (3.3 inches) | 74% | very high |
| August Weather | 20°C (68°F) | 71 mm (2.8 inches) | 74% | very high |
| September Weather | 16°C (62°F) | 89 mm (3.5 inches) | 77% | high |
| October Weather | 11°C (52°F) | 115 mm (4.5 inches) | 82% | moderate |
| November Weather | 4°C (40°F) | 126 mm (5.0 inches) | 85% | moderate |
| December Weather | -2°C (30°F) | 136 mm (5.4 inches) | 84% | low |