Last updated: June 24, 2025
In December, the average temperature in Bloomsdale, United States hovers around 5°C (41°F). However, don’t be surprised if temperatures drop to a chilling -15°C (5°F) or soar to a pleasant 25°C (77°F). Expect about 71 mm (2.8 in) of precipitation spread over 8 days, and be prepared for high humidity levels at 86%.
In December in Bloomsdale, the average temperature is 5°C (41°F). Maximums can reach 25°C (77°F), while minimums can drop as low as -15°C (5°F). Be prepared for a wide range of temperatures if you're traveling during this time!
In Bloomsdale in December, the precipitation amount is 71 mm (2.8 in) over the course of 8 days.
In Bloomsdale in December humidity is 86%. With an average temperature of 5°C (41°F), this humidity feels like a heavy, damp blanket wrapping around you, making outdoor activities uncomfortable and travel quite challenging due to the chill combined with the stickiness in the air.
In Bloomsdale 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 Bloomsdale, you can check the information here.
UV Risk Categories
Weather in Bloomsdale varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bloomsdale, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (34°F) | 79 mm (3.1 inches) | 83% | moderate |
| February Weather | 3°C (37°F) | 94 mm (3.7 inches) | 81% | high |
| March Weather | 9°C (48°F) | 133 mm (5.2 inches) | 80% | high |
| April Weather | 13°C (56°F) | 148 mm (5.8 inches) | 80% | very high |
| May Weather | 19°C (67°F) | 151 mm (5.9 inches) | 83% | extreme |
| June Weather | 25°C (76°F) | 82 mm (3.2 inches) | 83% | extreme |
| July Weather | 26°C (80°F) | 91 mm (3.6 inches) | 76% | extreme |
| August Weather | 25°C (76°F) | 118 mm (4.6 inches) | 69% | very high |
| September Weather | 22°C (72°F) | 66 mm (2.6 inches) | 68% | very high |
| October Weather | 15°C (60°F) | 114 mm (4.5 inches) | 72% | high |
| November Weather | 7°C (45°F) | 76 mm (3.0 inches) | 83% | moderate |
| December Weather | 5°C (41°F) | 71 mm (2.8 inches) | 86% | moderate |