Last updated: August 27, 2025
In December, the average temperature in Bjoerneborg, Sweden hovers around 1°C (34°F), with minimums dipping to -13°C (9°F) and maximums peaking at 8°C (46°F). Expect a fair share of rain, as 79 mm (3.1 in) of precipitation falls over approximately 17 days, coupled with a high average humidity of 94%. Prepare for a chilly, damp month ahead!
In December in Bjoerneborg, the average temperature is 1°C (34°F), with maximums reaching 8°C (46°F) and minimums dropping as low as -13°C (9°F). Be sure to pack warm clothing and prepare for chilly conditions if you plan to visit during this time.
In Bjoerneborg in December, the total precipitation amount is 79 mm (3.1 in), occurring over a span of 17 days.
In Bjoerneborg in December, humidity is 94%. With an average temperature of 1°C (34°F), this humidity feels like an icy blanket wrapping around you, making travel uncomfortable and every breath feel heavy, as if the damp air is sapping your energy while you navigate through the chill.
In Bjoerneborg 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 Bjoerneborg.
UV Risk Categories
Weather in Bjoerneborg varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Bjoerneborg, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 0°C (31°F) | 51 mm (2.0 inches) | 94% | low |
| February Weather | -1°C (30°F) | 48 mm (1.9 inches) | 92% | low |
| March Weather | 1°C (34°F) | 53 mm (2.1 inches) | 89% | moderate |
| April Weather | 5°C (41°F) | 32 mm (1.3 inches) | 81% | moderate |
| May Weather | 10°C (51°F) | 65 mm (2.6 inches) | 72% | moderate |
| June Weather | 16°C (62°F) | 70 mm (2.7 inches) | 68% | high |
| July Weather | 18°C (65°F) | 95 mm (3.7 inches) | 70% | high |
| August Weather | 17°C (62°F) | 115 mm (4.5 inches) | 77% | moderate |
| September Weather | 13°C (55°F) | 100 mm (3.9 inches) | 86% | moderate |
| October Weather | 8°C (47°F) | 107 mm (4.2 inches) | 91% | low |
| November Weather | 4°C (39°F) | 75 mm (3.0 inches) | 93% | low |
| December Weather | 1°C (34°F) | 79 mm (3.1 inches) | 94% | low |