Last updated: June 24, 2025
In December, the average temperature in Hemlock, United States hovers around -1°C (31°F), bringing a brisk chill to the air. Temperatures can dip as low as -19°C (-1°F), while occasionally reaching a warm 17°C (63°F). During this month, precipitation totals around 86 mm (3.4 in), spread across 15 days, and the average humidity sits at a high 87%, creating a consistently moist atmosphere.
In December in Hemlock, the weather can be quite variable, so travelers should be prepared for both chilly conditions and the possibility of milder days.
In Hemlock in December, the precipitation amount is 86 mm (3.4 in) that falls over a span of 15 days.
In Hemlock in December humidity is 87%. With an average temperature of -1°C (31°F), this humidity feels like a biting chill that seeps through your clothes, making traveling incredibly uncomfortable as it adds a layer of dampness to the already cold air, leaving you shivering and wishing for warmth.
In Hemlock 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 Hemlock, you can visit Hourly UV Index in Hemlock.
UV Risk Categories
Weather in Hemlock varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Hemlock, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -4°C (26°F) | 75 mm (2.9 inches) | 91% | moderate |
| February Weather | -2°C (28°F) | 80 mm (3.2 inches) | 91% | moderate |
| March Weather | 1°C (35°F) | 72 mm (2.9 inches) | 88% | high |
| April Weather | 7°C (45°F) | 110 mm (4.3 inches) | 88% | very high |
| May Weather | 14°C (58°F) | 119 mm (4.7 inches) | 82% | very high |
| June Weather | 19°C (67°F) | 91 mm (3.6 inches) | 79% | very high |
| July Weather | 22°C (72°F) | 140 mm (5.5 inches) | 77% | very high |
| August Weather | 21°C (70°F) | 87 mm (3.4 inches) | 72% | very high |
| September Weather | 17°C (64°F) | 78 mm (3.1 inches) | 76% | very high |
| October Weather | 12°C (53°F) | 136 mm (5.4 inches) | 83% | high |
| November Weather | 4°C (39°F) | 82 mm (3.2 inches) | 88% | moderate |
| December Weather | -1°C (31°F) | 86 mm (3.4 inches) | 87% | low |