Last updated: June 24, 2025
In December, the average temperature in East Millcreek, United States hovers around -4°C (26°F), with minimums plunging to -18°C (0°F) and highs reaching up to 11°C (53°F). Expect 63 mm (2.5 in) of precipitation spread over 11 days, contributing to a notably high humidity level of 88%.
In December in East Millcreek, the average temperature is -4°C (26°F), with maximums reaching up to 11°C (53°F) and minimums dipping as low as -18°C (0°F). Travelers should prepare for cold weather and dress warmly to fully enjoy their stay.
In East Millcreek in December, the precipitation amount is 63 mm (2.5 in) during a total of 11 days.
In East Millcreek in December humidity is 88%. With an average temperature of -4°C (26°F), this humidity feels like walking through a heavy fog that clings to your skin, making each breath feel cold and damp, which can be quite uncomfortable for traveling.
In East Millcreek 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 East Millcreek, you can check the information here.
UV Risk Categories
Weather in East Millcreek varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in East Millcreek, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (26°F) | 72 mm (2.8 inches) | 91% | moderate |
| February Weather | -2°C (29°F) | 79 mm (3.1 inches) | 92% | high |
| March Weather | 3°C (37°F) | 72 mm (2.9 inches) | 84% | very high |
| April Weather | 5°C (42°F) | 74 mm (2.9 inches) | 74% | extreme |
| May Weather | 11°C (51°F) | 69 mm (2.7 inches) | 62% | extreme |
| June Weather | 18°C (65°F) | 24 mm (0.9 inches) | 56% | extreme |
| July Weather | 23°C (74°F) | 19 mm (0.8 inches) | 44% | extreme |
| August Weather | 22°C (71°F) | 26 mm (1.0 inches) | 37% | extreme |
| September Weather | 16°C (62°F) | 39 mm (1.5 inches) | 46% | very high |
| October Weather | 7°C (45°F) | 51 mm (2.0 inches) | 67% | high |
| November Weather | 2°C (36°F) | 48 mm (1.9 inches) | 84% | moderate |
| December Weather | -4°C (26°F) | 63 mm (2.5 inches) | 88% | moderate |