Last updated: June 24, 2025
In December, the average temperature in Medford, United States hovers around -6°C (22°F), with potential extremes ranging from a chilling -30°C (-23°F) to a mild 14°C (58°F). Expect about 57 mm (2.2 in) of precipitation spread over 9 days, contributing to an average humidity of 85%. Bundle up and prepare for a mix of wintery conditions!
In December in Medford, the average temperature is -6°C (22°F). Maximums can reach 14°C (58°F), while minimums can drop as low as -30°C (-23°F). Travelers should be prepared for a wide range of temperatures and possible cold weather conditions.
In Medford in December, the total precipitation amount is 57 mm (2.2 in) over the course of 9 days.
In Medford in December humidity is 85%. With an average temperature of -6°C (22°F), this humidity feels like an icy mist clinging to your skin, making outdoor activities uncomfortably chilly and causing your breath to cloud in the cold air, leaving you yearning for warmth and cozy indoor retreats while traveling.
In Medford 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 Medford, you can visit Hourly UV Index in Medford.
UV Risk Categories
Weather in Medford varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Medford, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -9°C (16°F) | 33 mm (1.3 inches) | 88% | low |
| February Weather | -9°C (16°F) | 53 mm (2.1 inches) | 89% | moderate |
| March Weather | -1°C (30°F) | 52 mm (2.0 inches) | 86% | moderate |
| April Weather | 5°C (41°F) | 95 mm (3.7 inches) | 85% | high |
| May Weather | 13°C (56°F) | 113 mm (4.4 inches) | 79% | very high |
| June Weather | 19°C (67°F) | 108 mm (4.3 inches) | 80% | very high |
| July Weather | 21°C (70°F) | 124 mm (4.9 inches) | 80% | very high |
| August Weather | 19°C (67°F) | 130 mm (5.1 inches) | 78% | very high |
| September Weather | 16°C (60°F) | 94 mm (3.7 inches) | 80% | high |
| October Weather | 8°C (46°F) | 125 mm (4.9 inches) | 84% | moderate |
| November Weather | -1°C (31°F) | 51 mm (2.0 inches) | 89% | moderate |
| December Weather | -6°C (22°F) | 57 mm (2.2 inches) | 85% | low |