Last updated: June 24, 2025
In December, the average temperature in Tioga, United States hovers around -8°C (18°F), but the climate can be extreme, with temperatures plunging as low as -37°C (-34°F) and peaking at a brisk 10°C (50°F). Expect a bit of moisture, with an average precipitation of 19 mm (0.8 in) spread over about 5 days, while the air remains quite damp with an average humidity of 92%.
In December in Tioga, the average temperature is -8°C (18°F), with maximums reaching 10°C (50°F) and minimums dropping as low as -37°C (-34°F). Be prepared for extreme cold and dress accordingly if you plan to travel during this time.
In Tioga in December, the total precipitation amount is 19 mm (0.8 in), occurring over the course of 5 days.
In Tioga in December humidity is 92%. With an average temperature of -8°C (18°F), this humidity feels like a bone-chilling embrace that makes every breath feel heavy, creating a stark contrast between the icy air and the dampness that clings to your skin, making travel uncomfortable and invigorating all at once.
In Tioga 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 Tioga, you can visit Hourly UV Index in Tioga.
UV Risk Categories
Weather in Tioga varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Tioga, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -11°C (12°F) | 11 mm (0.5 inches) | 89% | low |
| February Weather | -13°C (9°F) | 17 mm (0.7 inches) | 92% | moderate |
| March Weather | -3°C (27°F) | 25 mm (1.0 inches) | 84% | moderate |
| April Weather | 3°C (37°F) | 26 mm (1.0 inches) | 74% | very high |
| May Weather | 12°C (54°F) | 38 mm (1.5 inches) | 73% | very high |
| June Weather | 18°C (65°F) | 82 mm (3.2 inches) | 69% | very high |
| July Weather | 21°C (70°F) | 56 mm (2.2 inches) | 76% | very high |
| August Weather | 19°C (67°F) | 49 mm (1.9 inches) | 74% | very high |
| September Weather | 14°C (57°F) | 60 mm (2.4 inches) | 65% | high |
| October Weather | 5°C (41°F) | 31 mm (1.2 inches) | 71% | moderate |
| November Weather | -3°C (27°F) | 23 mm (0.9 inches) | 84% | low |
| December Weather | -8°C (18°F) | 19 mm (0.8 inches) | 92% | low |