Last updated: August 27, 2025
During December, Solna, Sweden experiences a chilly climate characterized by an average temperature of 1°C (34°F), with highs reaching 9°C (49°F) and dropping as low as -15°C (6°F). The month is marked by substantial precipitation, totaling 61 mm (2.4 in) over approximately 14 days, contributing to a humid backdrop with an 87% humidity level. This wintry weather not only defines the season but also transforms Solna into a picturesque landscape, perfect for winter activities and cozy indoor gatherings.
In December, Solna, Sweden experiences a noticeable chill as winter firmly takes hold. With temperatures dipping to a minimum of -15°C (6°F), the month feels distinctly colder than the preceding months. The average temperature hovers around 1°C (34°F), providing a stark contrast to the milder conditions of early autumn. Despite the winter bite, daytime highs reach up to 9°C (49°F), allowing for occasional respite and crisp winter walks. As the holiday season approaches, Solna transforms into a winter wonderland, with cold days that hint at the festive spirit while reminding residents and visitors alike of the beauty and severity of a Swedish winter.
In December, Solna, Sweden, experiences a notable uptick in precipitation, with 61 mm (2.4 in) falling over the month, marking one of the higher totals for the year. This increase in rainfall, spread across 14 days, contributes to the overall trend of wetter conditions as winter sets in, contrasting with the drier months of late spring and early summer. The pattern of rising precipitation amounts from November’s 43 mm suggests a steady progression into the wetter season, typical for December. As the year closes, the frequent rainfall underscores a shift to colder, darker days, encapsulating the essence of a Nordic winter.
In December, Solna, Sweden experiences a notable humidity level of 87%, marking a slight decrease from the preceding winter months, which maintain an average humidity of around 90% in both January and November. This gradual decline highlights a trend where humidity levels are notably higher during the winter, reflecting the cold, damp conditions typical of the season. As the year progresses, humidity fluctuates; summer months see the lowest levels around 74% in July, while autumn months, particularly October with 89%, bring a rise in moisture that precedes the chill of winter. Overall, December's humidity encapsulates the essence of Solna's colder months, providing a transitional feel as the year draws to a close.
In Solna, Sweden, the UV Index exhibits a seasonal trend that reflects the changing sunlight levels throughout the year. Starting from a low index of 1 in both January and December, residents enjoy a longer burn time of 45 minutes during these chillier months. As spring arrives in March, the index rises to 3, signifying moderate exposure and requiring more caution with a burn time reduced to 30 minutes. This pattern continues into the summer, peaking at 7 in June and July, where the risk escalates to high levels and burn time diminishes to just 25 minutes. As autumn settles in, the UV Index gradually declines, returning to lower levels by October, November, and back to 1 in December. This cyclical shift underscores the importance of sun safety throughout the year; for detailed information about UV exposure, visit Solna UV Index.
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In Solna, Sweden, December brings a gentle decline in sunshine hours, with only 79 hours of daylight to be enjoyed. This decrease continues the trend from November's 137 hours, contrasting sharply with the lengthy summer days that peak in July with a bright 487 hours. As the year progresses from the peak in June and July to the depths of winter, the diminishing sunlight serves as a poignant reminder of the seasonal shift. By December, the daylight hours are notably low, adding a serene, almost introspective quality to the winter months as the landscape transitions into a snowy wonderland. The gradual ebbing of sunlight underscores the cozy, intimate atmosphere that characterizes life in Solna during this time of year, inviting residents and visitors alike to appreciate the unique beauty of the season.
In Solna, Sweden, December brings a 33% chance of sunny weather, which is a slight uptick compared to the gloomier November at 29%. As the year draws to a close, the trend of sunny days starts to regain some ground after the relatively bleak autumn months. This improvement hints at a gradual shift as the sun begins to emerge more frequently, especially when comparing December to the earlier winter months like January, which has a mere 12% chance of sunshine. Though not the sunniest month, December’s chances are reminiscent of February and March, suggesting that residents might enjoy a few bright days amidst the chilly winter.
In Solna, Sweden, December marks the return to the shorter days of winter, with only 6 hours of daylight, mirroring the daylight duration of January. This period signals the transition to the darkest months of the year, where the sun lingers less in the sky. As the year progresses from December through the spring months, daylight gradually increases, peaking at an impressive 18 hours in June. Following the summer's abundant light, daylight begins to wane again, creating a rhythmic cycle of light and dark. By the time December rolls around again, the cycle completes, reminding residents of the beauty and diversity of seasonal change in this northern locale.
In December, the wind in Solna, Sweden picks up slightly with an average speed of 4.0 m/s (9 mph), mirroring previous months like April and November. This stability in wind strength suggests a consistent atmospheric pattern as the year closes, while still being a bit stronger than the calmer months of June and May, which often see the lowest speeds. Following the trend of increasing winds seen in October at 4.6 m/s and a slight drop in November, December appears to settle into a predictable rhythm, giving the crisp winter air a refreshing edge as the landscape prepares for the coldest months ahead.
Weather in Solna varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Solna, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January present starkly similar yet distinct weather patterns. December experiences a wider range of temperatures, with a minimum of -15°C (6°F) and a maximum of 9°C (49°F). On the other hand, January tends to be slightly colder, with temperatures dropping to a minimum of -18°C (-1°F) but still reaching a maximum of 10°C (51°F). Precipitation is more frequent in December, with 61 mm (2.4 in) falling over 14 days, compared to January's 38 mm (1.5 in) over just 8 days. Humidity also rises slightly in January, sitting at 90% compared to December's 87%. For more detailed insights into January weather, visit Solna weather in January.
December and February present contrasting winter weather patterns. In December, temperatures can drop to a minimum of -15°C (6°F), with an average around 1°C (34°F) and a maximum of 9°C (49°F). The month typically sees about 61 mm (2.4 in) of precipitation spread over 14 days, accompanied by high humidity at 87%. In comparison, February experiences slightly milder conditions, with minimum temperatures around -14°C (7°F) and an average of -1°C (31°F), peaking at 11°C (53°F). Precipitation is also reduced in February, totaling 34 mm (1.3 in) over just 8 days, while humidity remains high at 88%. For more details on February's climate, visit Solna weather in February.
December and March showcase a notable shift in weather patterns. In December, temperatures range from a chilly minimum of -15°C (6°F) to a maximum of 9°C (49°F), with an average around 1°C (34°F). The month experiences about 61 mm (2.4 in) of precipitation over roughly 14 days and maintains a high humidity level of 87%. In contrast, March brings a slight increase in average temperatures, with a minimum of -13°C (10°F) and a maximum of 17°C (64°F), averaging 2°C (35°F). Precipitation decreases to 43 mm (1.7 in) over just 8 days, while humidity climbs marginally to 89%. This transition not only hints at the gradual warming leading into spring but also a reduction in precipitation, making March feel somewhat more pleasant. For further details, check out Solna weather in March.
December and April present contrasting weather patterns. In December, temperatures can plunge to a minimum of -15°C (6°F), averaging around 1°C (34°F) and reaching a maximum of 9°C (49°F). This month experiences significant precipitation, with about 61 mm (2.4 in) spread over 14 days, and a high humidity level of 87%. In contrast, April offers a much milder climate, with minimum temperatures of -8°C (18°F) and an average of 5°C (41°F), peaking at 22°C (72°F). Precipitation is less frequent, totaling 25 mm (1.0 in) over just 7 days, accompanied by a slightly lower humidity of 85%. For more detailed insights, you can check Solna weather in April.
When comparing December and May weather, the differences are striking. In December, temperatures can plummet to a minimum of -15°C (6°F), with an average of just 1°C (34°F) and a maximum reaching 9°C (49°F). The month is characterized by high humidity at 87% and frequent precipitation over 14 days, totaling 61 mm (2.4 in). In contrast, May offers a more pleasant climate, featuring a minimum of -4°C (25°F), an average temperature of 10°C (50°F), and a maximum soaring to 25°C (78°F). May also sees slightly lower precipitation, at 52 mm (2.1 in), while rainfall occurs over 11 days and humidity is reduced to 77%. For more details on what to expect, check out Solna weather in May.
December and June present strikingly different weather conditions. In December, temperatures can plunge as low as -15°C (6°F), with an average of around 1°C (34°F) and a maximum of 9°C (49°F). This colder month sees significant precipitation, totaling 61 mm (2.4 in) over 14 days, and a high humidity level of 87%. In contrast, June enjoys a much milder climate with minimum temperatures of 5°C (42°F), an average of 16°C (61°F), and highs reaching 27°C (81°F). Rainfall during this month is lighter, at 49 mm (1.9 in) across only 8 days, with lower humidity at 76%. For more details on June weather, check out Solna weather in June.
In December, the weather is notably colder, with temperatures ranging from a chilling -15°C (6°F) at night to a maximum of 9°C (49°F) during the day, averaging around 1°C (34°F). This month experiences higher humidity at 87% and sees precipitation on about 14 days, totaling 61 mm (2.4 in). In contrast, July offers a much milder climate, with temperatures fluctuating between a minimum of 8°C (47°F) and a pleasant maximum of 29°C (85°F), averaging 18°C (64°F). July also has lower humidity levels at 74% and less rainfall, accumulating only 55 mm (2.2 in) over 9 days. For more details on the weather in Solna during this vibrant summer month, check out Solna weather in July.
In December, temperatures can plunge as low as -15°C (6°F), with an average of 1°C (34°F) and a maximum of 9°C (49°F), creating a distinctly cold and frosty atmosphere. The month sees a substantial amount of precipitation, totaling 61 mm (2.4 in) over about 14 days, accompanied by high humidity levels of 87%. In contrast, August brings a significant warm-up, with temperatures ranging from a minimum of 5°C (41°F) to an average of 17°C (63°F) and peaking at 29°C (85°F). While August has slightly more precipitation at 67 mm (2.6 in) over 12 days, the humidity is lower at 77%, resulting in a much more comfortable and pleasant weather experience. For a detailed look at the weather specifics for August in Solna, you can visit Solna weather in August.
In December, the weather is notably colder, with temperatures ranging from a chilling minimum of -15°C (6°F) to a maximum of 9°C (49°F), averaging around 1°C (34°F). The month also sees increased precipitation, totaling 61 mm (2.4 in) over about 14 days, accompanied by high humidity levels at 87%. In contrast, September offers a much milder climate, with temperatures varying from a minimum of 0°C (33°F) to a pleasant maximum of 25°C (77°F), averaging 13°C (55°F). Precipitation in September is slightly lower at 50 mm (2.0 in) across 9 days, and humidity is comparable at 85%. For a more detailed look at the weather in September, you can visit Solna weather in September.
December weather in Solna is significantly colder than in October, with average temperatures hovering around 1°C (34°F) compared to October's more mild average of 8°C (47°F). The minimum temperatures in December can plunge to -15°C (6°F), while October's lowest tends to be a more bearable -3°C (27°F). Both months experience a similar amount of precipitation—61 mm in December and 65 mm in October—but December sees rainfall spread over 14 days, slightly more than October's 12 days of rain. Additionally, humidity remains high in both months, with December at 87% and October at 89%, contributing to a generally damp atmosphere. For a more detailed look at October's climate, check out Solna weather in October.
In comparing the weather conditions of December and November, December tends to be colder overall, with average temperatures ranging from a minimum of -15°C (6°F) to a maximum of 9°C (49°F), while November's temperatures are milder, with a minimum of -11°C (13°F) and a maximum of 14°C (58°F). December also experiences increased precipitation, totaling 61 mm (2.4 in) over 14 days compared to November's 43 mm (1.7 in) across 9 days. Furthermore, December's humidity is slightly lower at 87%, compared to November's 90%. For more detailed insights on November weather in Solna, you can visit Solna weather in November.
December in Solna marks a distinct departure from the milder months, characterized by a significant drop in temperatures that can plunge to a chilling -15°C. Frequent precipitation, totaling 61 mm, and high humidity levels of 87% contribute to a gloomy atmosphere, making it one of the wettest months of the year. While the days may be shorter and colder, the enchanting winter landscape offers a unique charm, transforming Solna into a picturesque wonderland. For a deeper understanding of this seasonal shift, explore more at Solna Climate.