Last updated: June 24, 2025
In December, the average temperature in Bend, United States hovers around 9°C (48°F). Typically, you can expect it to dip as low as -1°C (31°F) or rise to a pleasant 23°C (73°F). With an average precipitation amount of 101 mm (4.0 in) spread over about 11 days, the air feels notably humid, boasting an average humidity of 86%.
In December in Bend, the average temperature is 9°C (48°F). Maximum temperatures can reach 23°C (73°F), and minimums can dip as low as -1°C (31°F). Be prepared for a mix of mild days and chilly nights when traveling during this time.
In Bend in December, the precipitation amount is 101 mm (4.0 in) spread over 11 days.
In Bend in December, humidity is 86%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill that wraps around you, making outdoor activities uncomfortable and travel less enjoyable.
In Bend 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 Bend, you can visit Hourly UV Index in Bend.
UV Risk Categories
Weather in Bend varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bend, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 9°C (49°F) | 137 mm (5.4 inches) | 86% | moderate |
February Weather | 10°C (51°F) | 127 mm (5.0 inches) | 87% | moderate |
March Weather | 12°C (54°F) | 126 mm (5.0 inches) | 86% | high |
April Weather | 16°C (61°F) | 59 mm (2.3 inches) | 83% | very high |
May Weather | 21°C (70°F) | 37 mm (1.5 inches) | 72% | very high |
June Weather | 26°C (80°F) | 7 mm (0.3 inches) | 67% | extreme |
July Weather | 30°C (86°F) | 0 mm (0.0 inches) | 56% | very high |
August Weather | 29°C (84°F) | 1 mm (0.0 inches) | 42% | very high |
September Weather | 24°C (76°F) | 8 mm (0.3 inches) | 46% | very high |
October Weather | 18°C (65°F) | 39 mm (1.5 inches) | 67% | high |
November Weather | 13°C (55°F) | 69 mm (2.7 inches) | 86% | moderate |
December Weather | 9°C (48°F) | 101 mm (4.0 inches) | 86% | low |