Last updated: August 27, 2025
December in Uppsala, Sweden, paints a charming winter portrait, characterized by average temperatures hovering around 0°C (33°F), with peaks reaching a mild 9°C (49°F) and dips plunging to a brisk -16°C (3°F). This month witnesses 13 days of precipitation, accumulating to approximately 55 mm (2.2 in), contributing to the season's enchanting, frosty landscape. With an impressive humidity level of 87%, December envelops Uppsala in a crisp yet cozy atmosphere, making it a captivating time for both residents and visitors to experience the magic of Swedish winter.
In Uppsala, Sweden, December presents a stark yet beautiful transition into winter, with temperatures reflecting the deepening chill of the season. With a minimum temperature dipping to -16°C (3°F) and an average hovering around 0°C (33°F), the month marks the culmination of a steady drop in heat as the year comes to a close. Despite the colder conditions, the maximum reaches a mild 9°C (49°F), offering a glimpse of warmth amidst the frost. This pattern of gradual descent from autumn's cooler days showcases Uppsala's clear shift into a season defined by sparkling snow and tranquil landscapes, setting the stage for festive celebrations amid the cozy embrace of winter.
In December, Uppsala experiences a notable increase in precipitation, with an average of 55 mm (2.2 in), marking one of the wetter months of the year. This uptick aligns with the rise in precipitation days, as the city sees rain or snow on 13 days throughout the month. Compared to the milder fall months, December's consistent moisture prepares Uppsala for the colder winter ahead. The trend of increasing precipitation as the year progresses hints at the changing climate of the region, making late autumn and early winter particularly significant in terms of weather patterns.
In Uppsala, Sweden, December brings a humidity level of 87%, which is a slight decrease from the 90% recorded in both November and January. This season showcases a broader trend of relatively high humidity throughout the winter months, with February and March also hovering close to the 88-89% mark. As the year progresses toward summer, humidity levels gradually decline, reaching their annual low of 74% in July. However, as autumn sets in, a notable rise occurs again, particularly in October, when humidity climbs back to 89%. Overall, December's humidity reflects the typical winter climate of Uppsala, maintaining the city's characteristic dampness before the moisture begins to wane as spring approaches.
In December, Uppsala experiences a steady decline in UV exposure, mirroring the trend of the preceding months. With a UV Index of 1, categorized as low, residents and visitors alike can enjoy the winter landscape with minimal sunburn risk, allowing for approximately 45 minutes of safe sun exposure. This low level of UV radiation is consistent with the earlier months of winter, making it an ideal time for outdoor activities without the worry of overexposure. As the year ends, it's a great reminder that Uppsala's UV conditions remain safe throughout the colder months. For more detailed insights on seasonal UV patterns, visit Uppsala UV Index.
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In Uppsala, Sweden, December proves to be one of the gloomiest months, with only 72 hours of sunshine, which is a stark contrast to the vibrancy of the spring and summer months. As the year progresses, the sun graces the city with increasing hours, peaking in July with 483 hours of radiant daylight. The trend highlights a dramatic shift from winter's short, dark days to the long, sun-filled hours of mid-year. After November’s slight recovery to 125 hours, December plunges back into the depths of winter, offering just faint glimpses of sunlight. This fluctuation emphasizes the rhythm of daylight that characterizes the Swedish seasons, revealing both the stark beauty and challenges of winter living in this northern locale.
In December, Uppsala experiences a 31% chance of sunny weather, a slight increase from the preceding months of November and October, both hovering around 28%. While the likelihood remains modest, it is a notable step up from January's discouraging 10%. As the year progresses from the deeper winter months towards early spring, the chances of sunshine gradually improve, peaking in April at 47%. This trend reflects a shift from the more overcast skies typical of late autumn, hinting at the early stirrings of brighter days ahead as Uppsala emerges from winter's chill.
In Uppsala, Sweden, December marks the return to shorter days, with only 6 hours of daylight, echoing the limited brightness seen in January. The descent into winter gloom is juxtaposed by the gradual increase in daylight from February through April, where the days grow significantly longer, peaking at 18 hours in June. Following this summer zenith, daylight hours slowly wane again into the autumn, returning to 6 hours by the year's end. This cyclical pattern highlights the distinct contrast between the long, vibrant days of summer and the brief, dim hours of winter, illustrating the rhythm of light that governs Uppsala's seasonal experience.
As December settles over Uppsala, Sweden, the average wind speed hovers around 3.3 m/s (7 mph), slightly lower than the preceding months. This gentle breeze is a characteristic of the winter transition, reflecting a notable dip from the invigorating gusts of October, which reached 4.1 m/s (9 mph). Throughout the year, the wind speed has exhibited a gradual decline during the summer months, with the calmest days recorded in June and July at 2.6 m/s (6 mph) and 2.8 m/s (6 mph). As the colder months progress, December's winds bring a crispness to the air, creating a serene atmosphere that perfectly encapsulates the charm of a Swedish winter. Embracing this subtle chill invites residents to bundle up and enjoy the seasonal beauty Uppsala has to offer.
Weather in Uppsala varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Uppsala, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, temperatures in Uppsala typically range from a minimum of -16°C (3°F) to a maximum of 9°C (49°F), with an average temperature hovering around 0°C (33°F). The month sees about 55 mm (2.2 in) of precipitation over approximately 13 days, and humidity levels remain quite high at 87%. In contrast, January tends to be colder, with temperatures dropping further to a minimum of -23°C (-10°F) and reaching a maximum of 10°C (50°F), resulting in an average of -1°C (31°F). Precipitation decreases to 34 mm (1.3 in) over just 7 days, while humidity rises slightly to 90%. For more details on January weather in Uppsala, check out Uppsala weather in January.
December and February exhibit some notable differences in weather patterns. In December, temperatures can dip as low as -16°C (3°F), with an average of 0°C (33°F) and a maximum of 9°C (49°F). The month experiences about 55 mm (2.2 in) of precipitation over 13 days, contributing to the high humidity level of 87%. In contrast, February sees slightly colder temperatures with a minimum of -17°C (1°F), average of -1°C (30°F), and a maximum of 11°C (52°F). Additionally, February has less precipitation, measuring 32 mm (1.2 in) over just 7 days, while humidity remains relatively high at 88%. For more detailed insights, visit Uppsala weather in February.
In comparing the weather between December and March, there are notable differences in temperature and precipitation. December typically features colder temperatures, with a minimum of -16°C (3°F) and an average of 0°C (33°F), while March shows a slight warming trend, with averages rising to 1°C (34°F) and a maximum of 18°C (65°F). Precipitation is more frequent in December, occurring on 13 days and totaling 55 mm (2.2 in), compared to only 39 mm (1.5 in) over 8 days in March. Humidity levels remain relatively high in both months, at 87% in December and slightly higher at 89% in March. To explore more about the weather during March, you can visit Uppsala weather in March.
December and April present starkly contrasting weather patterns. In December, temperatures can plummet to a minimum of -16°C (3°F), with an average hovering around 0°C (33°F) and a maximum reaching only 9°C (49°F). This month also sees considerable precipitation, with rain or snow falling on about 13 days, coupled with a high humidity level of 87%. In contrast, April brings a warmer climate; while the minimum temperature is still chilly at -12°C (10°F), the average rises to a pleasant 5°C (41°F) and can peak at a comfortable 23°C (74°F). Precipitation decreases significantly to 29 mm (1.1 in) over just 7 days, and humidity slightly dips to 85%. For more details on weather specifics, you can visit Uppsala weather in April.
December and May present strikingly contrasting weather conditions. In December, temperatures can plunge to a minimum of -16°C (3°F), with an average of 0°C (33°F) and a maximum of only 9°C (49°F). The month typically sees around 55 mm (2.2 in) of precipitation across 13 days and high humidity levels at 87%. In contrast, May brings much milder temperatures, with lows around -6°C (22°F) and highs reaching an inviting 28°C (82°F). The average temperature rises to a pleasant 10°C (51°F), and while precipitation increases slightly to 59 mm (2.3 in), it occurs over just 10 days, accompanied by a drop in humidity to 77%. For more details on the delightful weather in May, check Uppsala weather in May.
In December, the weather is characterized by frigid temperatures, with minimums plunging to -16°C (3°F), an average of 0°C (33°F), and maximums reaching only 9°C (49°F). The month sees considerable precipitation, totaling 55 mm (2.2 in) over approximately 13 days, combined with high humidity levels at 87%. In contrast, June offers a refreshing change, featuring milder temperatures that range from a minimum of 3°C (38°F) to a comfortable maximum of 30°C (87°F), with an average of 16°C (62°F). Though the precipitation is slightly higher at 60 mm (2.4 in), it occurs over just 8 days, and the humidity drops to 76%. This significant contrast highlights the stark differences between the cold, wintry December and the warm, vibrant June. For more details on June weather, visit Uppsala weather in June.
In December, the weather is significantly colder, with temperatures averaging around 0°C (33°F) and dipping as low as -16°C (3°F). The month experiences 55 mm (2.2 in) of precipitation over about 13 days and high humidity levels at 87%, creating a chilly and damp atmosphere. In contrast, July boasts a much warmer climate, with average temperatures reaching 18°C (64°F) and highs of up to 32°C (90°F). Although July has slightly more precipitation at 63 mm (2.5 in), it spreads out over just 10 days, resulting in a more pleasant and drier feel, paired with a humidity of 74%. For more details about the weather in July, you can check Uppsala weather in July.
December and August present starkly contrasting weather conditions. In December, temperatures hover between a frigid minimum of -16°C (3°F) and a mild maximum of 9°C (49°F), averaging around 0°C (33°F). The month experiences considerable humidity at 87%, contributing to a chill in the air, with about 55 mm of precipitation spread over 13 days. In contrast, August boasts significantly warmer temperatures, with a minimum of 3°C (38°F) and a maximum soaring to 31°C (87°F), giving an average of 17°C (62°F). With 69 mm of precipitation across 12 days, the month is relatively humid at 77%. To learn more about the weather in August, you can refer to Uppsala weather in August.
December and September present contrasting weather conditions, showcasing the transition between autumn and winter. In December, temperatures drop significantly, reaching as low as -16°C (3°F), with an average around 0°C (33°F) and a maximum of 9°C (49°F). Precipitation occurs on 13 days, contributing to a rather humid environment at 87% humidity. In contrast, September enjoys milder temperatures, with a minimum of -1°C (31°F), an average of 12°C (54°F), and a maximum of 26°C (79°F). The month sees slightly less precipitation, totaling 52 mm (2.0 in) over 9 days, accompanied by a humidity level of 85%. For more details on September weather, you can visit Uppsala weather in September.
In comparing the weather between December and October, December experiences significantly colder temperatures, with a minimum of -16°C (3°F) and an average of 0°C (33°F), while October's milder temperatures range from a minimum of -4°C (25°F) to an average of 8°C (46°F). October also enjoys more pleasant daytime highs, reaching up to 19°C (67°F) compared to December's maximum of 9°C (49°F). Although December has slightly less total precipitation at 55 mm (2.2 in) over 13 days, October sees a bit more with 69 mm (2.7 in) across 12 days. Humidity levels remain high in both months, with December at 87% and October slightly higher at 89%. For more detailed information, you can check Uppsala weather in October.
In comparing the weather of December and November, December tends to be colder overall, with average temperatures hovering around 0°C (33°F), while November sees a slightly milder average of 3°C (38°F). December's minimum temperature dips to -16°C (3°F), compared to November's -13°C (10°F). Precipitation is more frequent in December, occurring on 13 days and totaling 55 mm (2.2 in), whereas November experiences 10 days of precipitation amounting to 41 mm (1.6 in). Humidity levels are also high in both months, with December averaging 87% and November at 90%. For a more detailed look at November's weather, you can visit Uppsala weather in November.
As December settles over Uppsala, the weather transforms dramatically, offering a unique contrast to the milder months preceding it. With temperatures dipping significantly, this month brings an engaging chill, characterized by a mix of frosty mornings and occasional precipitation. The high humidity at 87% adds an interesting layer to the atmosphere, often manifesting in misty days and a cozy wintry charm. December’s average temperature shifts the climate towards a more brittle cold, which invites both locals and visitors to embrace the beauty of the season, from festive markets to serene snow-covered landscapes. For a deeper dive into the weather patterns throughout the year, check out Uppsala Climate.