Last updated: August 21, 2025
In Kontiolahti, Finland, December presents a chilly yet picturesque winter landscape. With maximum temperatures reaching a mere 3°C (38°F) and average lows dipping to -4°C (25°F), the month is characterized by a significant range, including minimum temperatures plunging to -23°C (-9°F). The region experiences 73 mm (2.9 in) of precipitation over approximately 15 days, resulting in a damp and wintry atmosphere, boasting a remarkable 98% humidity. This combination of factors creates ideal conditions for a white winter, captivating visitors with its serene beauty, while also calling for cozy indoor activities to ward off the cold.
In December, Kontiolahti, Finland experiences the deep chill of winter, with temperatures ranging from a minimum of -23°C (-9°F) to a maximum of 3°C (38°F). This month sees an average temperature of -4°C (25°F), marking a transitional phase that hints at the harshness of the following months. Compared to November, December's temperatures drop further, reinforcing the winter's grip on this northern landscape. As daylight wanes, the cold becomes more pronounced, creating a serene yet brisk environment that captivates those who embrace the beauty of Finland's snowy season.
In Kontiolahti, Finland, December marks a notable shift in the weather patterns as the year draws to a close. With 73 mm (2.9 in) of precipitation over approximately 15 days, the month is characterized by a steady rhythm of rain and snow, contributing to the region's winter scenery. Compared to the preceding months, December's precipitation showcases an increase from the November total of 68 mm, hinting at the winter's embrace. The frequency of precipitation days also reflects this trend, with 15 days of wet weather, just slightly higher than November's activity. As the snow begins to blanket the landscape, December serves as a reminder of the transition into deeper winter, where moisture plays a vital role in shaping the environment and setting the stage for a snowy January ahead.
In Kontiolahti, Finland, December sees a significant increase in humidity, reaching 98%, reminiscent of the moisture-laden air of January and February. This month typically marks one of the higher points in the annual humidity cycle, reflective of the transition from the crisp autumn air of November, which holds a slightly lower 94%. As the seasons progress from March's moderate 95% to the milder summer months, a noticeable trend emerges: humidity levels consistently rise as winter approaches, highlighting a shift to a more moisture-heavy climate. This December humidity not only contributes to the chilling atmosphere but also sets the stage for the snowy landscapes that define the region during the colder months.
In December, Kontiolahti, Finland, experiences a low UV Index of 1, indicating minimal sun exposure risk, similar to the onset of winter months in January and February. With a burn time of approximately 45 minutes, residents and visitors can enjoy outdoor activities without significant concern for UV-related skin damage. This consistency in UV levels throughout the winter suggests a predictable pattern, allowing for safe enjoyment of the clear, crisp air during the festive season. As the year progresses, the UV Index rises during the spring and summer months, reaching a peak of 6 in both June and July, before declining again in the fall. For more details on UV trends and to stay informed year-round, check out Kontiolahti UV Index.
UV Risk Categories
In Kontiolahti, Finland, the sun's presence follows a striking seasonal rhythm, with December being a notably dim month, offering just 28 hours of sunlight. As winter deepens, the light dwindles significantly from the 56 hours of November, illustrating a stark transition into the darker days of the year. However, this pattern takes a dramatic turn as spring approaches; from March with 241 hours, the daylight hours surge, culminating in the vibrant 495 hours of sunlight in June. The gradual increase showcases the enchanting shift from the long nights of winter to the bright Nordic summer, a fascinating reminder of nature's cyclical dance across the seasons.
In Kontiolahti, Finland, the likelihood of enjoying sunny weather in December is quite slim, with only an 8% chance of seeing the sun shine through. This pattern reflects a broader trend observed throughout the winter months, where the probability of sunny days dwindles significantly. Following the brief glimmers of sunlight seen in early spring, when the chance reaches as high as 37% in March, the weather takes a turn for the cloudier. As winter settles in, the consistency of overcast days becomes evident, with December mirroring the low sunshine probabilities seen in November. Those dreaming of a bright December should prepare for a tranquil, but rather gray, holiday season in this picturesque Finnish locale.
In Kontiolahti, Finland, December marks a significant shift in daylight hours, with only 4 hours of sunlight gracing the landscape. This marks the culmination of a gradual decline from the vibrant 19 hours of daylight in June, setting a stark contrast as the year winds down. Following the fading light of November, which offered 6 hours, December's short days usher in the long, dark winter. As the months progress from the bright optimism of spring, with 14 hours in April and a generous 17 hours in May, the trend paints a clear picture of the region's seasonal rhythm—a dance between light and shadow that culminates in the minimalist illumination of its winter months.
As December unfolds in Kontiolahti, Finland, the wind begins to pick up, averaging 3.5 m/s (8 mph), a subtle shift that aligns with the trend of increasing wind speeds witnessed in the months leading up to winter. Following a brief dip in July, the wind starts to strengthen from October through to December, marking a transition into brisker conditions. While November’s average wind speed sits slightly lower at 3.7 m/s (8 mph), December maintains this invigorating pace, hinting at the lively yet serene winter landscape that characterizes the region. This consistent wind flow not only enhances the wintry atmosphere but also offers a refreshing vitality to the air, reminding residents and visitors alike that the chill of winter is truly upon them.
Weather in Kontiolahti varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Kontiolahti, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather features a milder temperature range with minimums around -23°C (-9°F) and averages of -4°C (25°F), peaking at 3°C (38°F). The month experiences significant precipitation of 73 mm (2.9 in) over 15 days, coupled with high humidity levels at 98%. In contrast, January is noticeably colder, with temperatures dipping to a minimum of -29°C (-19°F) and recording an average of -7°C (20°F), while the maximum reaches 5°C (41°F). Precipitation decreases to 50 mm (2.0 in) over 13 days, and humidity slightly rises to 99%. For more detailed information, you can visit Kontiolahti weather in January.
December and February both showcase the harshness of winter, but they exhibit some notable differences in weather patterns. In December, temperatures range from a minimum of -23°C (-9°F) to a maximum of 3°C (38°F), with an average temperature of -4°C (25°F). The month experiences substantial precipitation of 73 mm (2.9 in) over 15 days, maintaining high humidity at 98%. In contrast, February sees slightly colder temperatures, with a minimum of -27°C (-17°F) and a maximum of 5°C (41°F) while averaging -7°C (19°F). Precipitation decreases to 49 mm (1.9 in) over 12 days, yet humidity remains consistently high at 98%. For a more detailed overview, you can explore Kontiolahti weather in February.
December and March weather in Kontiolahti display notable differences in temperature and precipitation levels. In December, the temperatures are generally colder, with an average of -4°C (25°F) and a maximum of 3°C (38°F), while March experiences slightly milder conditions, boasting an average of -3°C (26°F) and reaching a maximum of 10°C (50°F). Precipitation is more pronounced in December, with 73 mm (2.9 in) falling over 15 days, compared to March’s 52 mm (2.0 in) over 13 days. Additionally, humidity levels are slightly higher in December at 98%, decreasing to 95% in March, which contributes to the overall perception of coldness during the winter month. For more details, you can check Kontiolahti weather in March.
In December, temperatures plummet, ranging from a frigid minimum of -23°C (-9°F) to a maximum of just 3°C (38°F), with an average of -4°C (25°F). The humidity is notably high at 98%, and precipitation occurs on about 15 days, contributing to a significant total of 73 mm (2.9 in). In contrast, April brings a noticeable warming trend, with temperatures ranging from a minimum of -14°C (7°F) to a pleasant maximum of 17°C (63°F), resulting in an average of 1°C (35°F). Precipitation decreases to 42 mm (1.7 in), with rain typically falling on about 9 days and humidity dropping to 87%. For more details on April weather, you can check Kontiolahti weather in April.
December and May present strikingly different weather conditions. December is characterized by frigid temperatures, with averages around -4°C (25°F) and frequent lows plummeting to -23°C (-9°F). The month is also quite wet, experiencing 73 mm (2.9 in) of precipitation over 15 days, and humidity levels soar to 98%. In contrast, May emerges with a more temperate climate, where temperatures range from a chilly minimum of -4°C (24°F) to a warm maximum of 27°C (81°F) and averages around 8°C (46°F). Although May receives less precipitation, totaling 57 mm (2.2 in) over 11 days, the humidity is relatively lower at 78%. For a closer look at the conditions to expect, you can explore Kontiolahti weather in May.
December and June present a striking contrast in weather conditions. In December, temperatures plummet to a minimum of -23°C (-9°F), lingering around an average of -4°C (25°F) and occasionally reaching a maximum of 3°C (38°F). The month experiences significant precipitation, totaling 73 mm (2.9 in) over 15 days, accompanied by high humidity levels at 98%. In contrast, June boasts a much milder climate with minimum temperatures around 2°C (35°F), an average of 15°C (59°F), and maximums soaring up to 30°C (86°F). Precipitation in June totals 62 mm (2.4 in) over just 10 days, with a more comfortable humidity level of 75%. For further details, take a look at Kontiolahti weather in June.
In December, temperatures can plummet to a chilling minimum of -23°C (-9°F), with an average of -4°C (25°F) and a maximum of 3°C (38°F), making it a stark contrast to the warmth of July. During this colder month, the area experiences significant precipitation of 73 mm (2.9 in) over 15 days, coupled with high humidity levels reaching 98%. In contrast, July enjoys a more temperate climate, where temperatures range from a minimum of 7°C (45°F) to a pleasant average of 17°C (63°F) and a maximum of 29°C (85°F). July also sees slightly more precipitation at 90 mm (3.5 in) over 13 days but with lower humidity at 83%. To learn more about the weather conditions during July, you can visit Kontiolahti weather in July.
The weather in December contrasts starkly with that of August. In December, temperatures can plunge as low as -23°C (-9°F) and rarely rise above 3°C (38°F), creating a frigid environment complemented by high humidity levels of 98%. Precipitation occurs over 15 days, totaling 73 mm (2.9 in), often falling as snow. In contrast, August enjoys milder temperatures ranging from a minimum of 7°C (44°F) to a pleasant maximum of 29°C (85°F), making it the warmest month of the year. Humidity in August is also lower at 88%, and the month typically experiences slightly more precipitation, with 100 mm (4.0 in) over 16 days. For a detailed look at August weather, check out Kontiolahti weather in August.
When comparing the weather in December and September, the contrast is quite stark. December experiences frigid temperatures, with a minimum of -23°C (-9°F) and an average of -4°C (25°F), while September offers a much milder climate, ranging from 0°C (32°F) at its lowest to a comfortable 22°C (72°F) at its peak. Precipitation is slightly higher in September at 87 mm (3.4 in) over 14 days, compared to December's 73 mm (2.9 in) over 15 days, but the humidity remains high in both months, with December at 98% and September at 92%. For a more detailed look at September weather, you can visit Kontiolahti weather in September.
December typically brings much colder temperatures compared to October, with average lows plummeting to -4°C (25°F) and even reaching a chilling -23°C (-9°F) at times. In contrast, October enjoys milder conditions, featuring a minimum temperature of -6°C (21°F) and a comfortable average of 5°C (41°F) that can peak at 17°C (62°F). While precipitation levels are slightly higher in October at 89 mm (3.5 in) across 17 days, December sees a notable drop in precipitation to 73 mm (2.9 in) over 15 days, coupled with a higher humidity of 98%. For a more detailed look at October’s climate, you can visit Kontiolahti weather in October.
In comparing the weather between November and December, December is notably colder, featuring average temperatures that dip to around -4°C (25°F), with minimums reaching as low as -23°C (-9°F). In contrast, November's average temperature hovers at 0°C (33°F), with a minimum of -17°C (2°F). While both months experience a similar amount of precipitation, with December receiving 73 mm (2.9 in) over 15 days and November 68 mm (2.7 in) over 13 days, December's higher humidity at 98% contributes to a more frigid and damp atmosphere. For a more detailed look at November's weather patterns, you can view Kontiolahti weather in November.
December in Kontiolahti is a striking departure from the milder months, immersing the town in a chill that can plunge to staggering lows. With an average temperature of -4°C (25°F), the month ushers in a frigid atmosphere, accentuated by high humidity levels that reach an astonishing 98%. While precipitation is modest compared to the summer months, with 73 mm spread over 15 days, the frequent snowfall transforms the landscape into a winter wonderland. This unique combination of cold temperatures and persistent moisture shapes a month that is markedly different from the rest of the year, preparing the ground for enchanting winter activities. For a deeper dive into the weather dynamics, explore the detailed insights on Kontiolahti Climate.