Last updated: June 24, 2025
In Koontz Lake, United States, the average temperature in December hovers around 1°C (34°F), with fluctuations ranging from a brisk -23°C (-9°F) to a mild 18°C (64°F). Expect about 62 mm (2.4 in) of precipitation over 9 days, contributing to the area's average humidity of a remarkable 86%.
In December in Koontz Lake, the average temperature is 1°C (34°F). The maximum can reach 18°C (64°F), and the minimum can be as low as -23°C (-9°F). It's important to pack accordingly, as the weather can vary significantly.
In Koontz Lake in December, the precipitation amount is 62 mm (2.4 in) over the course of 9 days.
In Koontz Lake in December, humidity is 86%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making outdoor adventures brisk and invigorating but challenging for travel.
In Koontz Lake 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 Koontz Lake, you can check the information here.
UV Risk Categories
Weather in Koontz Lake varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Koontz Lake, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -3°C (28°F) | 72 mm (2.8 inches) | 85% | moderate |
| February Weather | -2°C (29°F) | 74 mm (2.9 inches) | 85% | moderate |
| March Weather | 4°C (40°F) | 103 mm (4.1 inches) | 86% | high |
| April Weather | 9°C (49°F) | 108 mm (4.2 inches) | 87% | very high |
| May Weather | 16°C (62°F) | 167 mm (6.6 inches) | 81% | very high |
| June Weather | 22°C (72°F) | 135 mm (5.3 inches) | 82% | very high |
| July Weather | 24°C (76°F) | 120 mm (4.7 inches) | 81% | very high |
| August Weather | 23°C (73°F) | 113 mm (4.4 inches) | 79% | very high |
| September Weather | 20°C (68°F) | 77 mm (3.0 inches) | 78% | very high |
| October Weather | 13°C (55°F) | 125 mm (4.9 inches) | 81% | high |
| November Weather | 4°C (40°F) | 75 mm (3.0 inches) | 89% | moderate |
| December Weather | 1°C (34°F) | 62 mm (2.4 inches) | 86% | moderate |