December Weather in Moscow, Russian Federation

Last updated: August 27, 2025

In December, Moscow, Russian Federation, experiences a chilly winter climate characterized by a maximum temperature reaching 7°C (46°F) and plummeting to a minimum of -23°C (-10°F), with an average of -4°C (26°F). The city is graced by 14 days of precipitation, accumulating to 58 mm (2.3 in), contributing to a damp atmosphere with a humidity level hovering around 94%. This blend of cold temperatures and frequent snowfall sets the stage for a picturesque winter, captivating both residents and visitors alike.

December Temperature in Moscow

In December, temperatures in Moscow, Russian Federation, usher in the heart of winter, with an average temperature hovering around -4°C (26°F). As the month progresses, the minimum dips to a chilly -23°C (-10°F), providing a stark contrast to the maximum of 7°C (46°F), indicating a clear tendency towards colder days and frigid nights. This icy cold sets the stage for a truly festive atmosphere as the city prepares for the holiday season. Compared to the previous months, December's temperatures mark a significant drop from November's milder conditions, showcasing Moscow's characteristic shift into winter's deep freeze. The crisp air and snow-covered landscapes transform the city into a winter wonderland, inviting both locals and visitors to enjoy the season’s charm.

December Weather in Moscow: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Moscow, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Moscow, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec222330425563666454453325
Data source: Temperature data for Moscow generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Moscow

In December, Moscow experiences a notable shift in precipitation patterns, with a total of 58 mm (2.3 in) of rainfall spread across 14 days. This increase marks a return to more frequent rainy days compared to the month before, which saw 40 mm (1.6 in) over just 10 days. As the year draws to a close, December’s precipitation aligns closely with earlier months like April and October, showcasing a wintery uptick in moisture. The colder temperatures transform the precipitation landscape, often leading to a mix of rain and snow, adding a serene layer to the city as it embraces the holiday season. This month stands out as part of a broader trend of fluctuating precipitation levels, reflecting Moscow's dynamic seasonal climate.

December Precipitation Trends in Moscow

The chart displays monthly precipitation patterns in Moscow, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Moscow, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec414637527273846054504058
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Moscow

As December arrives in Moscow, the city's humidity levels exhibit a notable pattern reflective of the winter season. With an average humidity of 94%, December maintains a relatively high moisture content, following closely behind the preceding months of November and October, which recorded 95% and 91% respectively. This trend highlights the continuation of cold, damp conditions that are characteristic of the winter climate in the region. Interestingly, humidity begins to decrease steadily from the balmy days of late spring and early summer, where it peaks at around 79% in July, dropping to its lowest point of 75% in May. By contrast, the late fall and winter months consistently show humidity levels above 90%, creating an atmosphere of chill and moisture that envelops the Russian capital, inviting both its inhabitants and visitors to embrace the cozy charm of the season.

December Average Humidity in Moscow

This chart illustrates the average monthly humidity levels in Moscow, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Moscow is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec97%95%92%83%75%76%79%78%86%91%95%94%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Moscow

In December, Moscow experiences a low UV Index of 1, indicating minimal sun exposure risks with a generous burn time of 45 minutes. This trend of low UV levels continues from the previous months, with November also recording a UV Index of 2. As winter deepens, residents can feel reassured that the likelihood of skin damage from UV Rays remains quite low compared to the higher readings seen in the summer months, which peak at UV Index 7 in July. This seasonal shift highlights the importance of adjusting our sun protection habits throughout the year. For more detailed information on UV levels, feel free to explore Moscow UV Index.

Maximum UV Index Levels in Moscow for December

The chart shows the monthly maximum UV Index (UVI) for Moscow in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Moscow typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567765321
Data source: Moscow December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

December Sunshine in Moscow

As the year draws to a close, Moscow experiences a notable decline in daylight, with December bringing only 50 hours of sunshine. This is a significant dip compared to the vibrant months of spring and summer, where sunlight peaked at 411 hours in June and 416 hours in July. The transition from the long, sun-drenched days of summer to the shorter, chillier days of winter is quite stark, as sunshine hours plummet in November to just 99 hours before settling at a mere 50 hours this month. Such a trend reflects the city's shifting rhythm, where the bright days of May and June fade into the dimmer, cooler months, creating a tapestry of light and darkness that defines the Russian winter landscape.

Monthly Sunshine Duration in Moscow: December Highlighted

The December sunshine duration represents the total number of hours Moscow experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec44h130h244h323h393h411h416h393h282h190h99h50h
Data source: Moscow December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Moscow During December

December in Moscow sees a significant drop in the likelihood of sunny weather, with only a 5% chance of sunshine. This is consistent with a broader trend as the year progresses; after reaching a peak during the warmer months of June and July—where the chances of sun soar to around 60%—the likelihood of clear skies diminishes dramatically as winter sets in. Following November's already dismal 13%, December continues the pattern of grey skies and frigid temperatures, making it one of the least likely times to bask in the sun. With the days growing shorter and colder, Moscovites can expect overcast days rather than bright, sunny ones as they head into the heart of winter.

Percentage of Sunny Days in December in Moscow

The chart illustrates the percentage of sunny days in Moscow throughout the year, with December highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Moscow experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec5%20%40%31%41%62%60%38%20%34%13%5%
Data source: Moscow December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Moscow in December

In Moscow, the daylight duration exhibits a remarkable seasonal rhythm, with a steady decrease in hours as we transition into December. This month, daylight lasts for just 7 hours, mirroring the sunlight hours of January, creating a wintery ambiance as the city prepares for the new year. The shorter days contrast sharply with the longer and more vibrant daylight of the summer months, peaking at 17 hours in June. As winter approaches, the transition from the bright and lively days of May and June to the dimming sunlight of November and December highlights the stark beauty of the Moscow skyline under the subdued light. This cyclical shift not only influences daily life but also enriches the cultural fabric of the city as residents adapt to the changing seasons.

Average Daylight Hours in Moscow for December

The chart illustrates the variation in daylight duration in Moscow throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 42m9h 36m11h 53m14h 13m16h 18m17h 25m16h 49m14h 56m12h 40m10h 22m8h 15m7h 5m
Data source: Moscow daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Moscow

As December settles over Moscow, the wind whispers through the city at an average speed of 3.8 m/s (8 mph), reflecting a slight increase compared to the calmer summer months. Following a notable jump in wind activity during November, where speeds peak at 4.7 m/s (11 mph), December's breezes tend to be more moderate but consistent. This trend indicates a transition from the gusty autumn winds towards a steadier winter breeze, reminiscent of the city's resilience against the cold. Overall, Moscow's December winds maintain a balance, not too fierce yet perceptibly present, weaving through the historic streets and adding a touch of briskness to the air.

Average December Wind Speed in Moscow

The chart displays monthly wind speed patterns in Moscow, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.73.63.93.82.72.42.84.03.74.73.8 m/s
Data source: Moscow December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Moscow Compares to Other Months

Weather in Moscow varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Moscow, focusing on differences in temperature, rainfall, humidity, and UV levels.

In comparing the weather between December and January, we observe a notable drop in temperatures. December experiences a minimum of -23°C (-10°F) and an average of -4°C (26°F), while January's minimum plummets to -30°C (-22°F) with a slightly colder average of -6°C (22°F). Precipitation levels also decrease from 58 mm (2.3 in) over 14 days in December to 41 mm (1.6 in) across 12 days in January, although humidity rises from 94% to a staggering 97%. For more detailed information, visit Moscow weather in January.

In December, the weather is characterized by slightly milder temperatures, with averages around -4°C (26°F) and a maximum of 7°C (46°F). The month sees about 58 mm (2.3 in) of precipitation spread over 14 days, coupled with high humidity at 94%. In contrast, February experiences more biting cold, with a minimum temperature reaching -26°C (-14°F) and a slightly lower average of -5°C (23°F). The precipitation decreases to 46 mm (1.8 in), occurring over 11 days, while humidity remains high at 95%. For more detailed insights into February weather, you can visit Moscow weather in February.

December weather in Moscow is characterized by bitter cold, with average temperatures hovering around -4°C (26°F) and a maximum of just 7°C (46°F). The month experiences significant precipitation, totaling 58 mm (2.3 in) over 14 days, contributing to a high humidity level of 94%. In contrast, March brings a gradual transition to milder conditions, with average temperatures rising to -1°C (31°F) and daytime highs reaching 17°C (64°F). Precipitation decreases to 37 mm (1.5 in) across about 10 days, while humidity remains relatively high at 92%. Overall, while both months are cold and damp, March offers a slight reprieve with warmer temperatures and less precipitation. For more insights on the weather during this month, visit Moscow weather in March.

December and April present stark contrasts in weather patterns. In December, temperatures can plunge as low as -23°C (-10°F), with an average of -4°C (26°F) and a maximum of just 7°C (46°F). The month is characterized by high humidity at 94% and about 58 mm (2.3 in) of precipitation spread over 14 days. In contrast, April experiences milder temperatures, ranging from a minimum of -8°C (18°F) to a maximum of 24°C (76°F), with an average of 6°C (43°F). Precipitation in April is slightly lower at 52 mm (2.1 in), occurring over 11 days, and humidity levels decrease to 83%. For more details, check out Moscow weather in April.

December and May present stark contrasts in weather. December is characterized by frigid temperatures, with average lows around -23°C (-10°F) and highs not exceeding 7°C (46°F), creating a cold, crisp atmosphere with high humidity levels of 94%. The month experiences moderate precipitation, with rain or snow on about 14 days. In contrast, May ushers in a significant warming trend, featuring a min temperature of -2°C (29°F) and average highs soaring up to 30°C (87°F). Although it has slightly more precipitation at 72 mm (2.8 in) over 12 days, the humidity drops to a comfortable 75%. This shift heralds the transition from winter's grip to the vibrant warmth of spring. For a detailed look at the weather trends, you can check Moscow weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures plunge to a minimum of -23°C (-10°F) and average around -4°C (26°F), with highs only reaching up to 7°C (46°F). The month is characterized by high humidity at 94% and frequent precipitation, occurring on 14 days. In contrast, June offers a much more temperate climate, with minimum temperatures of 3°C (38°F) and averages soaring to 17°C (64°F), peaking at a warm 33°C (92°F). Although June sees slightly more precipitation at 73 mm (2.9 in) over 11 days, the humidity drops to a more comfortable 76%. For more details, you can check Moscow weather in June.

December and July present starkly contrasting weather conditions. In December, temperatures can plummet to a minimum of -23°C (-10°F) and average around -4°C (26°F), with a maximum of only 7°C (46°F). The month sees significant precipitation, totaling 58 mm (2.3 in) over 14 days, coupled with a high humidity level of 94%, creating a cold and damp atmosphere. In contrast, July boasts much milder temperatures, ranging from a minimum of 7°C (45°F) to a maximum of 33°C (91°F), with an average of 19°C (66°F). While July also experiences precipitation over 14 days, the total is higher at 83 mm (3.3 in), though humidity is lower at 79%, resulting in a much more comfortable and warmer summer environment. For more details, check out Moscow weather in July.

In December, the weather in Moscow is characterized by frigid temperatures, with a minimum of -23°C (-10°F) and an average of -4°C (26°F), peaking at a relatively mild 7°C (46°F). This month typically sees 58 mm (2.3 in) of precipitation over 14 days, alongside high humidity levels of 94%. In stark contrast, August brings much warmer conditions, with temperatures ranging from a minimum of 5°C (41°F) to an average of 18°C (64°F), reaching a maximum of 31°C (88°F). The precipitation level is slightly higher at 60 mm (2.4 in) spread over 11 days, but the humidity is notably lower at 78%. For more details on the summer climate, you can check out Moscow weather in August.

December and September in Moscow present contrasting weather patterns that are quintessential to their respective seasons. December is characterized by frigid temperatures, with a minimum of -23°C (-10°F) and an average of -4°C (26°F), while September experiences a milder climate, ranging from a minimum of 0°C (32°F) to an average of 12°C (55°F) and reaching highs of 30°C (85°F). Precipitation levels are relatively similar, with December receiving 58 mm (2.3 in) over 14 days and September slightly less at 54 mm (2.1 in) across 9 days. Additionally, December brings higher humidity at 94% compared to September's 86%, adding to the chill of the winter month. For more insights on September's weather specifics, you can explore Moscow weather in September.

December weather in Moscow is significantly colder than October, with temperatures plunging to a minimum of -23°C (-10°F) and averaging around -4°C (26°F). In contrast, October experiences milder conditions, where temperatures range from a minimum of -4°C (25°F) to a comfortable maximum of 20°C (69°F). While December sees slightly more precipitation at 58 mm (2.3 in) over 14 days, October is not far behind, with 50 mm (2.0 in) over 12 days. Humidity levels remain high in both months, but December's 94% humidity feels much colder against its frigid temperatures, while October's 91% humidity accompanies its comparatively warmer days. For more detailed information, check out Moscow weather in October.

December weather in Moscow is significantly colder than November, with average temperatures plunging from 1°C (34°F) in November to -4°C (26°F) in December. While November experiences a relatively milder climate with maximums reaching 12°C (54°F), December's peak temperature is a mere 7°C (46°F). Additionally, December sees more precipitation, accumulating 58 mm (2.3 in) over 14 days compared to November's 40 mm (1.6 in) over 10 days. Humidity levels remain high both months, with December at 94% and November at 95%. For a more detailed look at November's weather, visit Moscow weather in November.

Compare Moscow's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Moscow

As December unfolds in Moscow, the city transforms into a winter wonderland, where temperatures take a dramatic plunge, contrasting sharply with the milder autumn. With an average chill settling around -4°C (26°F), it’s a month when frost and snow become prominent, making the atmosphere both crisp and enchanting. The days trend towards increased precipitation, with around 14 days seeing light snow and rain, and the humidity peaks at a notable 94%, creating a distinctively brisk feel in the air. This blend of cold, wet weather sets December apart from the preceding months and beckons visitors to embrace the magical winter charm of Moscow. For more detailed insights, visit Moscow Climate.