December Weather in Mellau, Austria

Last updated: February 26, 2025

In Mellau, Austria, December showcases a chilly climate with temperatures ranging from a maximum of 9°C (48°F) to an average low of -4°C (25°F), dipping to a frosty -23°C (-10°F) at times. The month is marked by substantial precipitation, accumulating 176 mm (6.9 in) over 18 days, contributing to a high humidity level of 90%. This combination of cold temperatures and increased moisture creates a captivating winter atmosphere, perfect for those seeking the magic of a snowy wonderland.

December Temperature in Mellau

In December, Mellau, Austria, experiences a dramatic winter chill, with temperatures dipping to a minimum of -23°C (-10°F). This month marks a notable transition from the milder conditions of late autumn, as the average temperature hovers around -4°C (25°F), providing a crisp backdrop for the snowy landscape. Peaks can reach a maximum of 9°C (48°F), bringing brief moments of respite from the cold. These readings highlight a trend of decreasing temperatures, as December sets the stage for the heart of winter, contrasting sharply with the comparatively warmer autumn months preceding it. Whether you're savoring a warm drink by the fire or exploring the ski slopes, December's chill adds a magical layer to Mellau's winter charm.

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

The chart illustrates December temperature patterns in Mellau, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec232832394555575750433325
Data source: Temperature data for Mellau generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Mellau

In December, Mellau, Austria experiences a notable uptick in precipitation, with an average of 176 mm (6.9 in) spread across 18 rainy days. This month stands out as one of the wetter periods, following a relatively dry November that saw only 90 mm. The trend indicates that as winter sets in, the region can expect substantial moisture, preparing the landscape for the snow that often follows. December's rainfall is significantly higher than both November and the preceding months, reflecting a shift towards the winter season, where the mountains are blanketed in snow, transforming the area into a picturesque winter wonderland.

December Precipitation Trends in Mellau

The chart displays monthly precipitation patterns in Mellau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1451051379621119419420715614090176
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Mellau

In Mellau, Austria, December brings a return to high humidity levels, peaking at 90%, which is consistent with the trend seen in both January and October. The year begins and ends with significant moisture in the air, with January holding the highest average humidity at 92%. Throughout the year, humidity slowly decreases during the spring months, reaching its lowest point of 80% in May and August. As autumn arrives, a subtle increase in moisture can be observed, culminating in the damp winter months. This cyclical pattern highlights Mellau's distinct seasonal shifts, where the air feels particularly heavy and rich during the winter, setting the stage for a picturesque alpine landscape.

December Average Humidity in Mellau

This chart illustrates the average monthly humidity levels in Mellau, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec92%89%87%84%80%82%83%80%83%90%89%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mellau

In Mellau, Austria, the UV Index experiences a notable seasonal fluctuation throughout the year. December wraps up the calendar with a UV Index of 2, placing it in the low exposure category, which offers a comfortable burn time of 45 minutes. This is consistent with the trends seen in January, where the UV Index remains at the same level, suggesting winter's protective cloud cover and shorter daylight hours significantly reduce UV radiation. As the winter months progress into spring, the UV Index begins to rise sharply, reaching its peak during the summer months of June and July, where it hits 10—a time when even brief sun exposure can lead to skin damage. For more detailed information on UV levels throughout the year, check out the Mellau UV Index.

Maximum UV Index Levels in Mellau for December

The chart shows the monthly maximum UV Index (UVI) for Mellau 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.
JanFebMarAprMayJunJulAugSepOctNovDec24689101097532
Data source: Mellau 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 Mellau

As December cloaks Mellau in its winter hues, the village enjoys a modest yet charming 195 hours of sunshine, a delightful prelude to the frosty months ahead. Although December's daylight lags behind the sunnier heights of summer, it remains a warm embrace compared to the chilly transition of November, where daylight dips to 230 hours. This gradual decrease in sunlight is a natural rhythm, as the year peaks in June with an impressive 392 hours of brilliance. The shift from 368 hours in July down to December’s level captures the essence of Austria’s seasonal charm, where even in the depths of winter, the sun’s gentle glow invites both locals and visitors to savor the picturesque landscapes blanketed in snow.

Monthly Sunshine Duration in Mellau: December Highlighted

The December sunshine duration represents the total number of hours Mellau 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.
JanFebMarAprMayJunJulAugSepOctNovDec173h239h310h357h372h392h409h376h316h286h230h195h
Data source: Mellau December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mellau During December

In Mellau, Austria, the likelihood of sunny weather in December stands at 36%, a figure that aligns with the trend seen in the preceding months. While the snowy landscapes of winter cast a beautiful backdrop, December's sunshine is reminiscent of November's similar chance. This modest probability reflects a gradual decrease from the sunnier days of early winter, such as February's impressive 43%, tapering off slightly as the cold sets in. As the year winds down, expect a mix of crisp winter air and occasional sunny spells, making December a month that balances the charms of the holiday season with the serene tranquility of mellowing days.

Percentage of Sunny Days in December in Mellau

The chart illustrates the percentage of sunny days in Mellau 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 Mellau experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%43%39%43%31%33%31%32%43%42%36%36%
Data source: Mellau December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mellau in December

In Mellau, Austria, daylight duration experiences a rhythmic dance throughout the year, with December bringing back a modest 8 hours of daylight. This marks a return to the shorter days that began with the decline from the summer months, when sunlight peaked at 15 hours from June to July. As autumn sets in, daylight gradually diminishes, dropping to 10 hours in October and further to 9 hours in November. The trend reflects nature's cycle, with daylight stretching to its longest in spring and summer, and contracting again as winter approaches. By December, this dwindling daylight serves as a gentle reminder of the cozy, introspective season ahead, inviting residents and visitors alike to embrace the serene beauty of Mellau's winter landscape.

Average Daylight Hours in Mellau for December

The chart illustrates the variation in daylight duration in Mellau throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 56m10h 16m11h 56m13h 38m15h 6m15h 51m15h 27m14h 9m12h 30m10h 48m9h 18m8h 31m
Data source: Mellau daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Mellau

In Mellau, Austria, December brings a refreshing breeze, with average wind speeds reaching 1.7 m/s (approximately 4 mph). This marks an interesting return to slightly higher winds after the calm tendencies seen in the summer months. Across the year, wind speeds exhibit a subtle rhythm, peaking in January and February before settling to lower averages during the warmer months. Notably, December resets this pattern, aligning with the winter season's character as cooler temperatures invigorate the air, inviting nature enthusiasts to embrace the crisp Alpine atmosphere. Overall, the month serves as a gentle reminder of the dynamic climate, where each season paints its own unique experience.

Average December Wind Speed in Mellau

The chart displays monthly wind speed patterns in Mellau, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.71.81.51.61.71.31.31.41.31.61.41.7 m/s
Data source: Mellau December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Mellau Compares to Other Months

The weather in Mellau changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Mellau and find detailed weather information for every month.

December weather typically experiences milder temperatures than January, with averages around -4°C (25°F) compared to -5°C (23°F) in January. However, January sees a colder minimum temperature of -29°C (-20°F) compared to December's minimum of -23°C (-10°F). Precipitation is slightly lower in January, with 145 mm (5.7 in) over 12 days versus December's 176 mm (6.9 in) over 18 days. Humidity remains high in both months, with January at 92% and December at 90%. For a more detailed look at January weather conditions, you can check Mellau weather in January.

In December, temperatures can drop as low as -23°C (-10°F), with an average near -4°C (25°F) and a maximum of 9°C (48°F). The month is quite wet, recording 176 mm (6.9 in) of precipitation over 18 days, contributing to a high humidity of 90%. In contrast, February offers slightly milder weather, with temperatures ranging from a minimum of -20°C (-4°F) to an average of -2°C (28°F) and a maximum of 12°C (54°F). Precipitation decreases to 105 mm (4.1 in) over 12 days, resulting in a slightly lower humidity of 89%. For more detailed insights about February's weather, you can check Mellau weather in February.

In December, the weather often feels much colder, with temperatures ranging from a minimum of -23°C (-10°F) to a maximum of 9°C (48°F) and an average of -4°C (25°F). The month is characterized by high precipitation levels of 176 mm (6.9 in) over 18 days, and humidity sits at a chilly 90%. In contrast, March experiences slightly milder conditions, with temperatures ranging from -21°C (-5°F) to a more moderate 14°C (58°F) and an average of 0°C (32°F). Although there is still notable precipitation, totaling 136 mm (5.4 in) over 17 days, the overall humidity is slightly lower at 87%. For those interested in specific weather patterns for March, further information can be found at Mellau weather in March.

In December, the weather is characterized by much colder temperatures, with a minimum of -23°C (-10°F) and an average of -4°C (25°F), peaking at a relatively mild 9°C (48°F). The month experiences considerable precipitation totaling 176 mm (6.9 in) over 18 days, accompanied by high humidity levels at 90%. In contrast, April ushers in a notable shift with temperatures ranging from a minimum of -18°C (-1°F) to an average of 4°C (39°F), reaching a maximum of 19°C (66°F). Precipitation is reduced to 96 mm (3.8 in) over 13 days, and humidity decreases to 84%. For a more detailed look at the weather patterns in this vibrant spring month, visit Mellau weather in April.

December and May present quite contrasting weather conditions. In December, temperatures are significantly colder, with a minimum of -23°C (-10°F) and an average of -4°C (25°F), while May experiences a more moderate range with a minimum of -9°C (16°F) and an average of 7°C (46°F). December sees higher humidity levels at 90%, coupled with frequent precipitation over 18 days, totaling 176 mm (6.9 in), in stark contrast to May's lower humidity of 80% and slightly higher precipitation of 211 mm (8.3 in) over 23 days. The warmer climate in May, highlighted by maximum temperatures reaching 25°C (77°F), invites a stark difference in atmosphere and activities. For a detailed look at what to expect, check out Mellau weather in May.

December and June present strikingly different weather experiences. In December, temperatures can plummet to a chilling minimum of -23°C (-10°F), with an average around -4°C (25°F) and a maximum reaching 9°C (48°F). This month is characterized by high humidity at 90% and substantial precipitation, totaling 176 mm (6.9 in) across 18 days. In contrast, June brings a more temperate climate, with temperatures ranging from a minimum of -1°C (31°F) to a pleasant maximum of 29°C (84°F) and an average of 13°C (56°F). While June has slightly more precipitation at 194 mm (7.7 in) and 21 days of rain, the overall feel is much milder with a lower humidity of 82%. For more detailed information, you can check Mellau weather in June.

In December, the weather in Mellau is characterized by much colder temperatures, with averages around -4°C (25°F) and maximums peaking at 9°C (48°F). The month experiences significant precipitation, totaling 176 mm (6.9 in) over 18 days, and the high humidity level of 90% adds to the chill in the air. In contrast, July brings much milder conditions, with average temperatures of 14°C (57°F) and maximums reaching up to 28°C (83°F). Although July has slightly higher precipitation at 194 mm (7.6 in) over 20 days, the humidity remains lower at 83%, contributing to a more comfortable summer atmosphere. For more detailed insights into July weather, visit Mellau weather in July.

The weather in December is characterized by much colder temperatures, with an average of -4°C (25°F) and lows dipping as low as -23°C (-10°F), creating a stark contrast to August, which enjoys warmer temperatures averaging 14°C (57°F) and highs reaching 28°C (82°F). December also experiences higher humidity at 90%, compared to August's 80%, which can make the cold feel even more biting. Precipitation in December is relatively high at 176 mm (6.9 in) over 18 days, while August sees slightly more at 207 mm (8.1 in) across 20 days, indicating that both months are rather wet but with very different seasonal experiences. For more specifics on August weather, you can refer to Mellau weather in August.

December and September present strikingly different weather conditions. In December, temperatures can plummet to a minimum of -23°C (-10°F), with an average of -4°C (25°F) and a maximum of 9°C (48°F). The month experiences a high level of precipitation at 176 mm (6.9 in) over 18 days, coupled with a humidity level of 90%. In contrast, September showcases milder temperatures, with a minimum of -5°C (23°F), an average of 10°C (50°F), and a maximum of 22°C (72°F). The precipitation in September is slightly lower at 156 mm (6.1 in) over 16 days, and the humidity is also lower at 83%. For more details on the weather in September, you can visit Mellau weather in September.

In comparing the weather between October and December, we observe notable differences in temperature and precipitation patterns. December experiences much colder temperatures, with a minimum of -23°C (-10°F) and an average of -4°C (25°F), while October's temperatures are milder, ranging from a minimum of -7°C (19°F) to a comfortable average of 6°C (43°F). Additionally, December sees higher precipitation levels at 176 mm (6.9 in) over 18 days, compared to October's 140 mm (5.5 in) spread across 13 days. Despite the colder and wetter conditions in December, both months share a high humidity level of 90%. For more details on October weather, you can check Mellau weather in October.

When comparing the weather in December and November, December typically experiences colder temperatures with an average of -4°C (25°F), while November sees a milder average of 1°C (33°F). December also has more significant temperature variation, with a minimum reaching -23°C (-10°F) compared to November's minimum of -19°C (-2°F). Precipitation is notably higher in December, accumulating 176 mm (6.9 in) over 18 days, which is nearly double the 90 mm (3.6 in) over 10 days in November. Additionally, humidity levels are slightly elevated in December at 90%, compared to 88% in November, contributing to a chillier feel during the final month of the year. For more detailed insights into November's climate, you can visit Mellau weather in November.

Compare Mellau's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Mellau

December in Mellau presents a striking contrast to the milder months, embracing winter's chill with its maximum temperatures barely reaching 9°C and minimums plunging down to -23°C. The month is characterized by high humidity levels around 90%, contributing to a pervasive frost that blankets the landscape. With 18 days of precipitation totaling 176 mm, December stands out as one of the wettest months of the year, often transforming the area into a serene winter wonderland. This unique weather makes it an ideal time for winter sports enthusiasts to revel in the snow-covered slopes, while also encouraging visitors to soak in the cozy ambiance of the season. For a deeper insight into Mellau's seasonal patterns, explore the full details at Mellau Climate.