Last updated: August 27, 2025
In December, Oslo, Norway transforms into a winter wonderland, where temperatures typically hover around -2°C (28°F), with a maximum of 7°C (45°F) and dipping as low as -16°C (3°F). This month is marked by high humidity at 93%, contributing to a crisp, frosty atmosphere that defines the season. With 107 mm (4.2 in) of precipitation falling over 16 days, residents and visitors alike can expect a mix of snow and rain, setting the stage for a picturesque holiday experience. Embrace the charm of Oslo's December weather as it wraps the city in a blanket of wintry allure.
December in Oslo brings a crisp chill, with temperatures typically ranging from a minimum of -16°C (3°F) to a maximum of 7°C (45°F). As the year draws to a close, the average temperature hovers around -2°C (28°F), marking a significant drop as winter takes hold. Compared to the milder autumn months, December showcases a more definitive embrace of winter, paving the way for snow-covered landscapes and festive charm. The contrast from November’s temperatures reflects a clear seasonal shift, making Oslo a picturesque winter wonderland perfect for enjoying holiday festivities and cozy activities.
December in Oslo experiences a notable rhythm of precipitation, with 107 mm (4.2 in) of rain falling over 16 days. This pattern marks a continuation of the wetter conditions observed in the preceding months, particularly in November, which also recorded 107 mm and 12 rainy days. As winter settles in, the frequency of precipitation days increases, suggesting that Oslo’s climate is shifting towards a more sustained, wet environment as the year closes. Despite the cold, the consistent rainfall underscores how the city transforms into a picturesque winter scene, draped in a blend of rain and snow, making for a captivating yet chilly end to the year.
December in Oslo sees humidity levels at a notable 93%, closely mirroring the dampness of the preceding months, particularly November's 93% as well. This high humidity can be traced back to the winter months, where the air remains rich with moisture, creating a persistent chill in the atmosphere. As the year progresses from the spring's drier 73% in May to the wetter autumn months, December's humidity reinforces the trend of increasing moisture as winter sets in. This consistency in high humidity levels contributes to Oslo's unique winter landscape, often blanketed in snow, enhancing the city's tranquil beauty during this cold season.
In Oslo, December brings a UV Index of 1, categorized as low, which means that sun exposure poses minimal risk, allowing for a safe burn time of 45 minutes. This trend of low UV levels continues from November, where the index is similarly low, indicating a consistent pattern as winter sets in. As the year progresses, there's a noticeable rise in UV intensity starting from March, peaking in the summer months of June and July with an index of 7. However, as the days shorten towards the end of the year, residents can enjoy outdoor activities without much concern for sunburn. For more details about UV levels throughout the year, visit Oslo UV Index.
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In Oslo, Norway, December brings a subtle transition as the year draws to a close, with the city enjoying a modest 93 hours of sunshine. This marks a dip from the brighter autumn months, particularly September's 267 hours and October's 210 hours. However, it's fascinating to note that despite the limited daylight, the sunshine hours are not as low as in the depths of winter, highlighting a gradual decline from November's 127 hours. As the frosty air settles in and the days grow shorter, Oslo's December sunshine serves as a gentle reminder of the vibrant light that will return, setting a contrast against the snowy landscapes and the festive spirit that envelops the city.
December in Oslo, Norway, presents a rather dismal outlook for sun-seekers, with just a 25% chance of sunny weather. This figure marks a notable decline as the year progresses into the depths of winter, further compounded by the 21% likelihood of sunshine in November. Notably, this trend can be contrasted with the sunnier months preceding December: the 56% chance of sunshine in April and 42% in February provide a glimpse of more favorable weather patterns. As daylight dwindles and winter's chill sets in, December’s short days leave little room for bright moments, making it one of the less photogenic months in the Nordic capital.
As December descends upon Oslo, the city experiences its shortest daylight duration of the year, with only 5 hours of sunlight. This stark reduction follows a gradual decline from the more generous 6 hours in January, as winter tightens its grasp. The trend showcases a dramatic shift from the vibrant 18 hours of daylight in June, progressively tapering through the months. By February, daylight begins to increase again, heralding the return of brighter days ahead, but for now, December's dim light reminds residents of the cozy, reflective nature of the season.
As December ushers in the winter chill in Oslo, the wind takes on a gentle character, with an average speed of 2.3 m/s (5 mph). This slight drop from November's 2.6 m/s continues the trend of diminishing winds that began in the warmer months, where speeds peaked in October at 3.2 m/s (7 mph). As the city transitions from the crisp autumn air into the colder winter season, the winds soften, providing a serene backdrop to the snowy landscapes. This gradual decrease highlights the seasonal shifts, reflecting how Oslo's wind patterns ebb and flow with the changing climates, making the December atmosphere both tranquil and picturesque.
Weather in Oslo varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Oslo, focusing on differences in temperature, rainfall, humidity, and UV levels.
December weather is characterized by slightly milder temperatures compared to January, with an average of -2°C (28°F) and maximums reaching 7°C (45°F). However, December also sees more precipitation, totaling 107 mm (4.2 in) over 16 days, while maintaining a high humidity level of 93%. In contrast, January is colder, with an average temperature of -3°C (27°F) and minimums dipping to -18°C (-1°F). This month experiences less precipitation, at 60 mm (2.4 in) over just 9 days, and a marginally higher humidity of 94%. For a more detailed look at what to expect, check out Oslo weather in January.
In comparing the weather of December and February, we see notable differences in temperature and precipitation. December temperatures range from a minimum of -16°C (3°F) to a maximum of 7°C (45°F), with an average of -2°C (28°F). In contrast, February experiences slightly colder temperatures, with a minimum of -20°C (-4°F) and a maximum of 9°C (49°F), averaging around -3°C (27°F).
Precipitation levels also vary between the two months; December sees 107 mm (4.2 in) of precipitation over 16 days, while February has less precipitation at 64 mm (2.5 in) spread across 10 days. Humidity remains fairly high throughout both months, with December at 93% and February slightly lower at 92%. For a detailed look at the specific conditions in February, you can visit Oslo weather in February.
December and March present notable contrasts in weather conditions. December experiences colder temperatures, with a minimum of -16°C (3°F) and an average of -2°C (28°F), while March sees a slight increase, with a minimum of -18°C (0°F) and an average temperature of 0°C (33°F). Precipitation is higher in December at 107 mm (4.2 in) over 16 days compared to March’s 65 mm (2.5 in) over just 9 days. Additionally, December maintains higher humidity levels at 93% compared to March's 89%. For a more detailed look at March weather specifically, visit Oslo weather in March.
When comparing the weather in December and April, it's clear that the two months offer distinct climates. December experiences much colder temperatures, with averages hovering around -2°C (28°F) and daily highs reaching only up to 7°C (45°F). The month is also characterized by high humidity at 93% and considerable precipitation of 107 mm over 16 days. In contrast, April brings a more temperate climate, with average temperatures rising to 5°C (41°F) and maximums soaring to 23°C (73°F). This month sees significantly less precipitation, totaling just 38 mm over 6 days, and a lower humidity level at 82%. For a closer look at the specifics of April weather, you can visit Oslo weather in April.
December weather is characterized by frigid temperatures, with minimums plummeting to -16°C (3°F) and an average of -2°C (28°F). The month often feels damp and chilly due to high humidity levels at 93%, accompanied by 107 mm (4.2 in) of precipitation over 16 days. In contrast, May brings a significant shift, with temperatures ranging from a minimum of -3°C (26°F) to a pleasant maximum of 29°C (85°F) and an average of 10°C (51°F). The precipitation is slightly lower at 90 mm (3.5 in) over 12 days, and humidity also decreases to a more comfortable 73%. For a detailed overview of May weather, you can check Oslo weather in May.
December and June present starkly contrasting weather conditions. In December, temperatures plummet, with minimums reaching -16°C (3°F) and an average around -2°C (28°F), while the max only reaches 7°C (45°F). This cold month also sees significant precipitation, totaling 107 mm (4.2 in) over 16 days, accompanied by a high humidity level of 93%. In contrast, June ushers in warmer temperatures, with a minimum of 3°C (38°F), an average of 16°C (61°F), and maximums soaring to 30°C (86°F). The summer month is drier, receiving 86 mm (3.4 in) of precipitation over 12 days and featuring a considerably lower humidity of 71%. For more details about the weather in June, check out Oslo weather in June.
December and July present starkly contrasting weather conditions. In December, the temperatures can plummet as low as -16°C (3°F), with an average of -2°C (28°F) and a maximum of 7°C (45°F). The month experiences significant precipitation, totaling 107 mm (4.2 in) over 16 days, accompanied by high humidity at 93%. In contrast, July enjoys much milder weather, with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 32°C (90°F), and an average of 17°C (63°F). The precipitation is slightly less, measuring 103 mm (4.1 in) over 11 days, and the humidity is notably lower at 72%. For more detailed information, you can check out Oslo weather in July.
December and August present starkly contrasting weather in Oslo. In December, temperatures can plummet to as low as -16°C (3°F), with an average of -2°C (28°F) and occasional highs reaching 7°C (45°F). The month is also characterized by high humidity at 93% and considerable precipitation, totaling 107 mm (4.2 in) over 16 days. In contrast, August brings a much milder climate, with temperatures ranging from a minimum of 5°C (42°F) to a pleasant maximum of 28°C (83°F), averaging around 15°C (60°F). The humidity is significantly lower at 77%, and precipitation is slightly less, totaling 100 mm (3.9 in) across 13 days. For a closer look at what to expect, you can visit Oslo weather in August.
In December, temperatures in Oslo can plunge as low as -16°C (3°F), with an average around -2°C (28°F) and highs reaching only 7°C (45°F). The month is characterized by high humidity at 93% and significant precipitation that occurs on 16 days, totaling 107 mm (4.2 in). In contrast, September offers a much milder climate, with temperatures ranging from a minimum of 1°C (35°F) to a comfortable average of 12°C (53°F) and maximums peaking at 25°C (77°F). Precipitation in September is similar, at 106 mm (4.2 in), but it falls over fewer days, just 13, and the humidity is slightly lower at 86%. For detailed information, check Oslo weather in September.
When comparing the weather in December and October, there is a marked shift in temperatures and precipitation. In December, the minimum temperature can plunge to a frigid -16°C (3°F), while the average hovers around -2°C (28°F), with a maximum of only 7°C (45°F). In contrast, October enjoys milder conditions, with minimum temperatures around -4°C (25°F) and an average of 7°C (44°F), reaching up to 17°C (63°F) at its highest. Both months see considerable precipitation, with December receiving 107 mm (4.2 in) over 16 days, compared to October's 130 mm (5.1 in) over 14 days. Humidity is slightly higher in December at 93%, compared to 92% in October. For more details on October weather in Oslo, you can visit Oslo weather in October.
In December, temperatures drop significantly compared to November, with minimums reaching -16°C (3°F) and an average of -2°C (28°F), compared to November's milder minimum of -9°C (15°F) and average of 2°C (36°F). Both months receive the same amount of precipitation, totaling 107 mm (4.2 in), but December experiences this over 16 days, making it feel wetter, while November saw rain on just 12 days. The humidity remains consistent at 93% for both months, contributing to the chilly atmosphere. For a more detailed look at November's weather patterns, you can check Oslo weather in November.
As December descends upon Oslo, the city transforms into a winter wonderland, marked by a distinct chill that sets it apart from the milder months. With average temperatures hovering around -2°C (28°F) and occasional dips to -16°C (3°F), residents brace for the season's cold embrace. December also brings increased precipitation, with about half the month experiencing wet weather, resulting in a high humidity level of 93%. This combination of cold and moisture creates a unique atmosphere, making it a month of stark contrasts from the more temperate climates of other seasons. Embrace the magic of Oslo in wintertime and explore more about its diverse climate at Oslo Climate.