Last updated: June 24, 2025
In Long Lake, United States, the average temperature in December hovers around -5°C (23°F), with fluctuations ranging from a chilling -30°C (-21°F) at its lowest to a mild 13°C (56°F) at the high end. During this month, expect 101 mm (4.0 in) of precipitation spread over 16 days, resulting in an average humidity of 84%. Bundle up and prepare for a brisk, damp climate!
In December in Long Lake, the average temperature is -5°C (23°F), with maximums reaching 13°C (56°F) and minimums dipping as low as -30°C (-21°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both chilly days and milder afternoons.
In Long Lake in December, the total precipitation amount is 101 mm (4.0 in) spread over 16 days.
In Long Lake in December, humidity is 84%. With an average temperature of -5°C (23°F), this humidity feels like an icy blanket wrapping around you, making the cold air bite even deeper and turning travel into a brisk, challenging adventure where each breath comes with a frosty reminder of the chill.
In Long 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 Long Lake, you can visit Hourly UV Index in Long Lake.
UV Risk Categories
Weather in Long Lake varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Long Lake, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -8°C (18°F) | 95 mm (3.7 inches) | 89% | moderate |
| February Weather | -6°C (21°F) | 97 mm (3.8 inches) | 88% | moderate |
| March Weather | -3°C (27°F) | 89 mm (3.5 inches) | 86% | high |
| April Weather | 4°C (40°F) | 125 mm (4.9 inches) | 84% | very high |
| May Weather | 12°C (54°F) | 111 mm (4.4 inches) | 76% | very high |
| June Weather | 17°C (62°F) | 108 mm (4.2 inches) | 72% | very high |
| July Weather | 20°C (68°F) | 144 mm (5.7 inches) | 66% | very high |
| August Weather | 18°C (65°F) | 123 mm (4.8 inches) | 64% | very high |
| September Weather | 14°C (58°F) | 78 mm (3.1 inches) | 72% | high |
| October Weather | 8°C (47°F) | 154 mm (6.1 inches) | 81% | moderate |
| November Weather | 0°C (32°F) | 121 mm (4.8 inches) | 87% | moderate |
| December Weather | -5°C (23°F) | 101 mm (4.0 inches) | 84% | low |