Last updated: August 27, 2025
In December, the average temperature in Haellekis, Sweden hovers around 2°C (37°F), with a minimum dipping to -7°C (19°F) and a maximum reaching 8°C (47°F). Expect 64 mm (2.5 in) of precipitation spread over 15 days, and be prepared for high humidity levels at 94%.
In December in Haellekis, the average temperature is 2°C (37°F), with maximums reaching up to 8°C (47°F) and minimums dropping as low as -7°C (19°F). Travelers should be prepared for chilly weather and should dress in layers to ensure comfort during their visit.
In Haellekis in December, the precipitation amount is 64 mm (2.5 in), occurring over the span of 15 days.
In Haellekis in December humidity is 94%. With an average temperature of 2°C (37°F), this humidity feels like a damp chill enveloping you, making travel quite uncomfortable as the cold penetrates your clothing and the heavy air saps your energy.
In Haellekis 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 Haellekis.
UV Risk Categories
Weather in Haellekis varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Haellekis, focusing on differences in temperature, rainfall, humidity, and UV levels.
| Temperature | Precipitation | Humidity | UV | |
|---|---|---|---|---|
| January Weather | 1°C (35°F) | 42 mm (1.7 inches) | 94% | low |
| February Weather | 0°C (33°F) | 45 mm (1.8 inches) | 92% | low |
| March Weather | 2°C (35°F) | 50 mm (2.0 inches) | 89% | moderate |
| April Weather | 5°C (41°F) | 27 mm (1.1 inches) | 81% | moderate |
| May Weather | 10°C (50°F) | 58 mm (2.3 inches) | 72% | moderate |
| June Weather | 16°C (61°F) | 62 mm (2.4 inches) | 68% | high |
| July Weather | 18°C (65°F) | 80 mm (3.2 inches) | 70% | high |
| August Weather | 17°C (63°F) | 96 mm (3.8 inches) | 77% | high |
| September Weather | 14°C (57°F) | 100 mm (3.9 inches) | 86% | moderate |
| October Weather | 9°C (49°F) | 98 mm (3.9 inches) | 91% | low |
| November Weather | 6°C (42°F) | 67 mm (2.7 inches) | 93% | low |
| December Weather | 2°C (37°F) | 64 mm (2.5 inches) | 94% | low |