Last updated: June 24, 2025
In December, the average temperature in Heritage Lake, United States hovers around 1°C (35°F), with a notable range: it can dip to a chilling -21°C (-5°F) or rise to a pleasant 20°C (67°F). Expect about 56 mm (2.2 in) of precipitation across 7 days, while the air remains quite humid, with an average humidity level of 84%.
In December, in Heritage Lake, the average temperature is 1°C (35°F). Maximum temperatures can reach 20°C (67°F), while the minimum can drop to as low as -21°C (-5°F). Pack accordingly for your journey, as you'll experience a wide range of temperatures during this time.
In Heritage Lake in December, the total precipitation amount is 56 mm (2.2 in) over a period of 7 days.
In Heritage Lake in December humidity is 84%. With an average temperature of 1°C (35°F), this humidity feels like a cold, damp chill that seeps into your bones, making it feel much colder than the thermometer suggests, which can be quite uncomfortable for traveling.
In Heritage Lake 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 Heritage Lake, you can visit Hourly UV Index in Heritage Lake.
UV Risk Categories
Weather in Heritage Lake varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Heritage Lake, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (27°F) | 64 mm (2.5 inches) | 82% | moderate |
| February Weather | -1°C (30°F) | 69 mm (2.7 inches) | 83% | moderate |
| March Weather | 5°C (42°F) | 114 mm (4.5 inches) | 84% | high |
| April Weather | 11°C (51°F) | 119 mm (4.7 inches) | 85% | very high |
| May Weather | 18°C (64°F) | 162 mm (6.4 inches) | 79% | very high |
| June Weather | 23°C (74°F) | 129 mm (5.1 inches) | 82% | extreme |
| July Weather | 25°C (77°F) | 113 mm (4.5 inches) | 80% | very high |
| August Weather | 23°C (74°F) | 89 mm (3.5 inches) | 81% | very high |
| September Weather | 21°C (70°F) | 62 mm (2.5 inches) | 80% | very high |
| October Weather | 13°C (56°F) | 123 mm (4.8 inches) | 82% | high |
| November Weather | 5°C (41°F) | 61 mm (2.4 inches) | 88% | moderate |
| December Weather | 1°C (35°F) | 56 mm (2.2 inches) | 84% | low |