Last updated: June 24, 2025
In December, the average temperature in Crystal Lawns, United States hovers around 1°C (34°F), offering a crisp chill to the air. Expect a range where temperatures can dip to a frigid -21°C (-6°F) at their lowest and rise to a mild 19°C (67°F) at their peak. This month also sees a total precipitation of 54 mm (2.1 in) spread across approximately 7 days, accompanied by a notable average humidity of 84%, making it a uniquely damp and cool time of year.
In December in Crystal Lawns, the average temperature is 1°C (34°F), with maximums reaching up to 19°C (67°F) and minimums dipping as low as -21°C (-6°F). Be prepared for a wide range of temperatures when traveling to Crystal Lawns during this time.
In Crystal Lawns in December, the precipitation amount is 54 mm (2.1 in) over a duration of 7 days.
In Crystal Lawns in December humidity is 84%. With an average temperature of 1°C (34°F), this humidity feels like a biting chill that seeps into your bones, making travel uncomfortable and requiring extra layers to keep warm while navigating the damp air.
In Crystal Lawns 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 Crystal Lawns, you can visit Hourly UV Index in Crystal Lawns.
UV Risk Categories
Weather in Crystal Lawns varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Crystal Lawns, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (26°F) | 64 mm (2.5 inches) | 82% | moderate |
| February Weather | -2°C (28°F) | 65 mm (2.6 inches) | 83% | moderate |
| March Weather | 4°C (40°F) | 89 mm (3.5 inches) | 84% | high |
| April Weather | 10°C (49°F) | 119 mm (4.7 inches) | 85% | very high |
| May Weather | 17°C (62°F) | 156 mm (6.2 inches) | 79% | very high |
| June Weather | 22°C (73°F) | 137 mm (5.4 inches) | 82% | very high |
| July Weather | 24°C (76°F) | 111 mm (4.4 inches) | 80% | very high |
| August Weather | 23°C (74°F) | 80 mm (3.2 inches) | 81% | very high |
| September Weather | 20°C (68°F) | 85 mm (3.3 inches) | 80% | very high |
| October Weather | 13°C (55°F) | 135 mm (5.3 inches) | 82% | high |
| November Weather | 4°C (40°F) | 59 mm (2.3 inches) | 88% | moderate |
| December Weather | 1°C (34°F) | 54 mm (2.1 inches) | 84% | low |