Last updated: June 24, 2025
In Bremen, United States, the average temperature in December hovers around 9°C (48°F). Be prepared for a range of temperatures; it can dip as low as -8°C (18°F) or rise to a pleasant 23°C (74°F). During this time, expect 140 mm (5.5 in) of precipitation over approximately 12 days, accompanied by a high average humidity of 88%.
In December in Bremen, the average temperature is 9°C (48°F). The maximum can reach 23°C (74°F), while the minimum can dip as low as -8°C (18°F). This wide range of temperatures suggests that travelers should prepare for both warm and cold conditions when visiting.
In Bremen in December, the total precipitation amount is 140 mm (5.5 in) over the course of 12 days.
In Bremen in December, humidity is 88%. With an average temperature of 9°C (48°F), this humidity feels like a damp chill settling into your bones, making outdoor exploration feel heavy and oppressive.
In Bremen in December, the maximum UV index reaches 4, which corresponds to a moderate Exposure Category. With a time to burn of 30 minutes, it’s important to take precautions to protect your skin. You can find more details in the Hourly UV Index in Bremen for better planning.
UV Risk Categories
Weather in Bremen varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bremen, focusing on differences in temperature, rainfall, humidity, and UV levels.
Temperature | Precipitation | Humidity | UV | |
---|---|---|---|---|
January Weather | 7°C (45°F) | 110 mm (4.4 inches) | 85% | moderate |
February Weather | 11°C (51°F) | 160 mm (6.3 inches) | 84% | high |
March Weather | 14°C (57°F) | 129 mm (5.1 inches) | 82% | very high |
April Weather | 17°C (62°F) | 139 mm (5.5 inches) | 82% | very high |
May Weather | 22°C (71°F) | 104 mm (4.1 inches) | 81% | extreme |
June Weather | 24°C (76°F) | 129 mm (5.1 inches) | 77% | extreme |
July Weather | 26°C (79°F) | 129 mm (5.1 inches) | 77% | extreme |
August Weather | 25°C (78°F) | 154 mm (6.1 inches) | 72% | very high |
September Weather | 24°C (75°F) | 102 mm (4.0 inches) | 73% | very high |
October Weather | 19°C (66°F) | 129 mm (5.1 inches) | 73% | very high |
November Weather | 11°C (52°F) | 89 mm (3.5 inches) | 85% | high |
December Weather | 9°C (48°F) | 140 mm (5.5 inches) | 88% | moderate |