Last updated: August 21, 2025
December in Rovaniemi, Finland is marked by a dramatic winter landscape, where temperatures range from a brisk maximum of 3°C (38°F) to a chilling minimum of -28°C (-19°F), leading to an average of -7°C (20°F). This month witnesses approximately 59 mm (2.3 in) of precipitation over 16 days, enveloping the town in snow and creating a magical atmosphere. With humidity levels peaking at an astonishing 101%, Rovaniemi transforms into a winter wonderland, drawing visitors to experience the enchanting beauty and festive spirit of the Arctic circle.
In Rovaniemi, Finland, December marks a frosty transition into winter, with temperatures dipping significantly. The minimum temperature plummets to a brisk -28°C (-19°F), while daytime averages hover around a chilly -7°C (20°F). The maximum rarely rises above freezing, reaching just 3°C (38°F). This month sets the stage for the coldest season, following November's milder trend, and signifies a notable decline from the more temperate autumn months. As the landscape is blanketed in snow, Rovaniemi transforms into a winter wonderland, perfect for embracing the magic of the season while cozying up against the biting cold.
In December, Rovaniemi experiences a moderate level of precipitation, with 59 mm (2.3 in) falling over 16 days. As the winter deepens, this is a slight dip compared to the preceding months, which tend to deliver heavier rainfall. Notably, December's precipitation is part of a trend where the late autumn months, particularly October and November, showcase higher totals of 81 mm (3.2 in) and 61 mm (2.4 in) respectively. The number of precipitation days peaks in December, paralleling the wettest summer month, August, which has a similar trend with 16 days of rainfall. This shift to a snowier climate marks the transition into true winter, as the crisp air and potential for snowfall transform Rovaniemi into a picturesque winter wonderland.
In the enchanting city of Rovaniemi, Finland, December ushers in a return to moisture-laden air, with humidity soaring to an impressive 101%. This peak aligns with the colder months, where the atmosphere is saturated and icicles often adorn the picturesque landscapes. Following a gradual decline from the warmer summer months—where humidity dipped to around 80% in June—the year winds down with increasing humidity levels. From November's 98% rise to December's figure, the trend highlights the subtle shift in weather patterns, as Rovaniemi prepares for a winter wonderland, emphasizing the region's chilling yet captivating seasonal charm.
In December, Rovaniemi, Finland experiences a UV Index of 1, categorized as low, indicating minimal risk for harm from unprotected sun exposure. This is consistent with the winter months, where both January and February also show a low UV Index, allowing residents and visitors alike to enjoy the snowy landscape without significant concern for sun damage. As the months transition into spring, the UV Index begins to rise, peaking at 6 in the vibrant summer months of June and July, where the risk increases to high. This seasonal variation emphasizes the importance of adjusting sun safety practices throughout the year. To learn more about the UV Index trends in Rovaniemi, visit Rovaniemi UV Index.
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In Rovaniemi, Finland, December stands out as a month where sunshine is scarce, with just 12 hours of daylight. This stark contrast to the brighter months that follow – with January only slightly improving at 28 hours, showcases the long, dark winter nights that define the region. As the year progresses, February welcomes a significant increase with 127 hours, hinting at the first signs of returning light. The days continue to lengthen dramatically, culminating in June and July, where residents bask in 498 hours of sunlight each month. This seasonal pattern highlights a striking journey from the depths of winter's twilight to the vibrant brightness of summer, creating a unique rhythm of light that shapes life in Rovaniemi.
When it comes to the likelihood of sunny weather in Rovaniemi, Finland, December offers a modest 17% chance of sunshine. This figure reflects a general trend of dwindling daylight as winter deepens, contrasting sharply with the more vibrant sunny probabilities found in the spring and summer months. January, for instance, starts the year with a mere 7%, while the sun makes a surprising comeback by June, boasting a 43% likelihood. As the seasons progress, it's evident that December, with its short days and frequent overcast skies, stays among the lower ranks for sunshine, paving the way for a dreamy, wintery landscape rather than sun-drenched vistas.
In Rovaniemi, Finland, daylight duration follows a captivating seasonal rhythm, transforming dramatically throughout the year. After the brief 4 hours of sunlight in January, the days start to lengthen, doubling to 8 hours by February. March ushers in spring with 11 hours of daylight, and by April, the warm embrace of 15 hours invites people outdoors. The crescendo occurs in June, where nearly a full day of light dazzles with 23 hours. As summer fades, July holds onto 21 hours, before a gradual decline sets in through August and September. By November, daylight dwindles to just 5 hours, leading into December's return to 12 hours, a noticeable rebound that hints at the approaching light of the new year. This cycle not only influences daily life and activities but also illuminates the beauty of the Arctic seasons.
As December sweeps into Rovaniemi, Finland, the winds settle into a gentle caress, averaging 3.0 m/s (7 mph). This month’s wind speed reflects a slight decrease from the blustery heights of 3.6 m/s (8 mph) observed in October, yet remains consistent with the calmer conditions of the preceding November. Notably, the annual trend illustrates a subtle rise in wind speeds during the late autumn and early winter months, peaking in March at 3.4 m/s (8 mph) before transitioning into the more tranquil summer breezes. The December winds carry a crispness that complements the enchanting winter landscapes, inviting both locals and visitors to relish the magic of the Arctic.
Weather in Rovaniemi varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Rovaniemi, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather in Rovaniemi features a minimum temperature of -28°C (-19°F) and an average of -7°C (20°F), with maximums reaching 3°C (38°F). The month experiences substantial precipitation, totaling 59 mm (2.3 in) over 16 days, and maintains high humidity levels at 101%. Conversely, January sees a further drop in the minimum temperature to -34°C (-28°F), while the average temperature is slightly colder at -10°C (14°F). Despite having a higher maximum temperature of 4°C (39°F), precipitation decreases to 44 mm (1.7 in) over just 10 days. Both months exhibit persistent humidity at 101%. For a more detailed look at January weather in Rovaniemi, you can refer to Rovaniemi weather in January.
In December, the weather is quite cold with average temperatures around -7°C (20°F), dipping as low as -28°C (-19°F) and reaching a maximum of 3°C (38°F). The month experiences significant precipitation of 59 mm (2.3 in) over about 16 days, contributing to a high humidity level of 101%.
In contrast, February tends to be slightly colder on average, with temperatures ranging from a minimum of -30°C (-22°F) to an average of -10°C (14°F), peaking at 6°C (43°F). Precipitation decreases to 39 mm (1.5 in) over only 8 days, resulting in a somewhat lower humidity of 99%.
For more specific insights on February weather, you can refer to the information provided here: Rovaniemi weather in February.
December and March weather exhibit notable differences, particularly in temperature and precipitation. In December, temperatures can be quite frigid, with a minimum reaching -28°C (-19°F) and an average low of -7°C (20°F). The month experiences 59 mm of precipitation over 16 days, leading to a humid environment with a humidity level of 101%. In contrast, March generally sees milder temperatures, with a minimum of -23°C (-10°F) and an average of -5°C (23°F). Precipitation is lower at 44 mm over 11 days, and humidity decreases to 93%. These changes reflect the transition from the depths of winter towards the early signs of spring. For more details on March weather, visit Rovaniemi weather in March.
In December, Rovaniemi experiences frigid temperatures, with lows reaching -28°C (-19°F) and an average of -7°C (20°F). The month sees around 59 mm (2.3 in) of precipitation over 16 days, coupled with high humidity levels at 101%, creating a stark winter landscape. In contrast, April brings a gradual warming, with minimum temperatures of -16°C (4°F) and an average of 0°C (33°F) that can rise to a comfortable 18°C (64°F). Precipitation decreases significantly to 37 mm (1.4 in) over just 7 days, and humidity levels drop to 88%, signaling the transition from winter to spring. For more details, you can check Rovaniemi weather in April.
December and May offer strikingly different weather experiences. In December, temperatures can plummet as low as -28°C (-19°F), with an average temperature around -7°C (20°F) and a maximum of just 3°C (38°F). The month sees significant precipitation, averaging 59 mm (2.3 in) over 16 days, and the humidity is notably high at 101%, contributing to a distinctly frigid atmosphere. In contrast, May brings a welcome shift with milder temperatures, ranging from a minimum of -8°C (19°F) to a pleasant maximum of 25°C (77°F), with an average of 6°C (43°F). The total precipitation decreases to 49 mm (1.9 in) over just 10 days, and humidity levels drop to 83%, creating a more temperate and refreshing environment. For a closer look at May's weather specifics, you can check Rovaniemi weather in May.
December and June present stark contrasts in weather. In December, temperatures can plummet as low as -28°C (-19°F), with an average of -7°C (20°F) and highs reaching a mere 3°C (38°F). This month also sees significant precipitation over about 16 days, leading to a humidity level that feels remarkably high at 101%. In contrast, June experiences much milder conditions, with temperatures ranging from a minimum of 0°C (32°F) to a comfortable average of 13°C (56°F), peaking at 29°C (84°F). June features slightly higher total precipitation at 71 mm (2.8 in) over 13 days, and a lower humidity level of 80%. For those interested in learning more about Rovaniemi's weather during this vibrant summer month, check out Rovaniemi weather in June.
In December, the weather in Rovaniemi is characterized by frigid temperatures, with average lows reaching -28°C (-19°F) and highs only reaching 3°C (38°F). This month sees significant precipitation, totaling 59 mm (2.3 in) over 16 days, alongside exceptionally high humidity levels of 101%. In stark contrast, July offers a much milder climate, featuring minimum temperatures of 4°C (39°F) and maximums soaring to 31°C (88°F), with an average temperature of 16°C (61°F). The summer month experiences less precipitation at 75 mm (2.9 in) over just 11 days and a lower humidity of 83%. For more details on July weather in Rovaniemi, check out Rovaniemi weather in July.
December and August present stark contrasts in weather conditions. In December, temperatures can plummet to a chilling minimum of -28°C (-19°F), with an average around -7°C (20°F) and a maximum of just 3°C (38°F). This month typically experiences 59 mm (2.3 in) of precipitation over 16 days, coupled with a high humidity level of 101%. In contrast, August offers a much milder climate, with minimum temperatures around 1°C (34°F), averaging 13°C (56°F) and reaching highs of 31°C (87°F). It also sees slightly higher precipitation at 89 mm (3.5 in), spread over the same number of days, but with a lower humidity level of 87%. For more details on Rovaniemi weather in August, check out Rovaniemi weather in August.
The weather in December and September showcases a stark contrast in temperatures and overall climate conditions. In December, temperatures plunge with a minimum of -28°C (-19°F), averaging -7°C (20°F) and peaking at just 3°C (38°F), creating a bitterly cold atmosphere. The precipitation in December totals 59 mm (2.3 in) over 16 days, coupled with an exceptionally high humidity of 101%, which can intensify the chill. In contrast, September offers a much milder experience, with temperatures ranging from a minimum of -6°C (21°F) to a comfortable average of 8°C (47°F), and highs reaching 21°C (70°F). Although September sees slightly higher precipitation at 67 mm (2.6 in) across 12 days, the humidity at 92% still feels far more pleasant than its winter counterpart. For more specific details on September weather, visit Rovaniemi weather in September.
In December, temperatures drop significantly compared to October, with minimums plunging to -28°C (-19°F) and an average of -7°C (20°F), while October experiences milder conditions with a minimum of -18°C (0°F) and an average of 2°C (36°F). Precipitation levels are slightly lower in December at 59 mm (2.3 in) over 16 days, compared to October's 81 mm (3.2 in) falling over 15 days. Additionally, humidity remains high in both months, with December at 101% and October at 97%, although the frigid December air feels more biting. To learn more about the conditions in October, you can visit Rovaniemi weather in October.
In December, temperatures drop significantly compared to November, with average daily highs reaching only a maximum of 3°C (38°F) and plunging as low as -28°C (-19°F). This contrasts with November, where the temperatures range from a minimum of -19°C (-1°F) to a maximum of 8°C (46°F). While both months experience similar precipitation levels—61 mm (2.4 in) in November and 59 mm (2.3 in) in December—December sees precipitation over 16 days, compared to 12 days in November. Additionally, December's humidity rises slightly to 101%, compared to November's 98%. For a detailed look at November's weather, check out Rovaniemi weather in November.
As December unfolds in Rovaniemi, the city transforms into a winter wonderland, distinct from the milder conditions of other months. With temperatures frequently dipping below freezing, residents and visitors alike can expect a chilly atmosphere, accentuated by the enchanting blanket of snow that covers the landscape. The increased precipitation of 59 mm over 16 days contributes to the season’s magic, as the humidity hovers at a notable 101%. While the maximum temperature boasts a modest 3°C, the average chills at a crisp -7°C, making it essential to bundle up and embrace the frosty allure of Lapland. Experience the unique charm of December in Rovaniemi, and discover more about the seasonal changes at Rovaniemi Climate.