Last updated: August 27, 2025
In December, the average temperature in Raby, Sweden hovers around -1°C (31°F). While chillier nights can drop to a brisk -21°C (-5°F), the days may warm up to a comfortable 9°C (48°F). Expect 57 mm (2.3 in) of precipitation over approximately 13 days, accompanied by a high average humidity of 90%.
In December in Raby, the average temperature is -1°C (31°F). The maximum can reach 9°C (48°F), while the minimum can drop as low as -21°C (-5°F). Travelers should be prepared for a range of chilly conditions, from mild to frigid, and pack accordingly.
In Raby in December, the precipitation amount is 57 mm (2.3 in) over a span of 13 days.
In Raby in December humidity is 90%. With an average temperature of -1°C (31°F), this humidity feels like an icy blanket wrapping around you, making travel uncomfortable as the damp air seeps into your clothes, chilling you to the bone with every step you take.
In Raby in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Raby.
UV Risk Categories
Weather in Raby varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Raby, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | -2°C (29°F) | 37 mm (1.5 inches) | 91% | low |
| February Weather | -2°C (29°F) | 34 mm (1.3 inches) | 89% | low |
| March Weather | 1°C (34°F) | 39 mm (1.5 inches) | 88% | moderate |
| April Weather | 5°C (41°F) | 30 mm (1.2 inches) | 82% | moderate |
| May Weather | 11°C (51°F) | 59 mm (2.3 inches) | 71% | moderate |
| June Weather | 16°C (62°F) | 72 mm (2.8 inches) | 69% | high |
| July Weather | 18°C (64°F) | 69 mm (2.7 inches) | 67% | high |
| August Weather | 16°C (61°F) | 85 mm (3.4 inches) | 72% | moderate |
| September Weather | 12°C (53°F) | 57 mm (2.2 inches) | 83% | moderate |
| October Weather | 7°C (45°F) | 80 mm (3.1 inches) | 89% | low |
| November Weather | 3°C (37°F) | 51 mm (2.0 inches) | 91% | low |
| December Weather | -1°C (31°F) | 57 mm (2.3 inches) | 90% | low |