December Weather in Sturgeon Bay, United States

Last updated: February 24, 2025

December in Sturgeon Bay, United States offers a unique blend of winter characteristics, with temperatures typically ranging from a brisk -23°C (-9°F) at night to a pleasant 15°C (59°F) during warmer days. The average temperature hovers around -2°C (29°F), setting the stage for a chilly yet picturesque landscape. Precipitation during this month accumulates to about 56 mm (2.2 in) over 8 days, while humidity remains high at 87%, creating a crisp, frosty atmosphere. This combination of elements marks December as a month of stark beauty and inviting winter charm.

December Temperature in Sturgeon Bay

In December, Sturgeon Bay starts to firmly settle into winter's embrace, with temperatures dipping significantly. The minimum temperature hovers around -23°C (-9°F), while the average climbs only slightly to -2°C (29°F), marking a notable chill compared to the mild temperatures of the preceding months. The maximum temperature can reach up to 15°C (59°F), providing a stark contrast to the chilling lows, suggesting occasional warmer days can still break through the cold. This significant dip in temperature trends reflects a transition into more severe winter conditions, as the region experiences the frigid air typical for this time of year. While December is undeniably cold, it also sets the stage for the beautiful winter scenery that characterizes Sturgeon Bay.

December Weather in Sturgeon Bay: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Sturgeon Bay, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec222232405264717063513729
Data source: Temperature data for Sturgeon Bay 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 Sturgeon Bay

In December, Sturgeon Bay experiences a moderate level of precipitation, with 56 mm (2.2 in) of moisture falling over 8 days. This figure aligns closely with November's totals, suggesting a consistent wetness as the year draws to a close. Like many months leading up to it, December shows a slight uptick compared to the earlier winter months, with January's average being lower at 42 mm. This gradual rise in precipitation throughout the colder months highlights a seasonal trend, where late fall and early winter are marked by increased moisture, setting the stage for a potentially snowy January. The relatively stable number of precipitation days in December also indicates a continued pattern of light to moderate rainfall, typical of the region as it transitions into the heart of winter.

December Precipitation Trends in Sturgeon Bay

The chart displays monthly precipitation patterns in Sturgeon Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4250589295101909666995356
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Sturgeon Bay

In Sturgeon Bay, Wisconsin, December sees humidity levels measuring around 87%, signaling a slight dip from the preceding months as winter approaches. This reflects a consistent trend of elevated humidity during the colder months, with January and February peaking at 89% and 90%, respectively. As the year progresses, humidity levels gradually decline from their peak in early winter, reaching a low of 73% in August before beginning to rise again in the fall. The data indicates a rhythmic cycle in Sturgeon Bay's humidity, punctuated by higher levels during the winter months, creating a unique atmosphere that complements the region's seasonal character.

December Average Humidity in Sturgeon Bay

This chart illustrates the average monthly humidity levels in Sturgeon Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%90%87%84%77%75%75%73%78%84%89%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Sturgeon Bay

In December, Sturgeon Bay experiences a low UV Index of 2, similar to the quieter levels seen in January. With a burn time of 45 minutes, residents can enjoy the outdoors with minimal sun exposure concerns. This marks a notable contrast to the peak summer months, from May to August, when the UV Index soared to very high levels, requiring more cautious sun protection. As the year winds down, the drop in UV intensity emphasizes the seasonal shift, encouraging outdoor activities without the immediate risk of sunburn. For those planning their winter outings, it's wise to keep an eye on UV conditions by checking the Sturgeon Bay UV Index for any fluctuations.

Maximum UV Index Levels in Sturgeon Bay for December

The chart shows the monthly maximum UV Index (UVI) for Sturgeon Bay 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.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Sturgeon Bay 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 Sturgeon Bay

In Sturgeon Bay, December brings a modest 148 hours of sunshine, signaling the onset of winter's embrace. This drop in sunlit hours contrasts sharply with the summer months, where July shines the brightest with a dazzling 368 hours. As the year progresses, sunshine gradually increases from a mere 118 hours in January to a peak in June, showcasing the area's seasonal rhythm. The trend reflects a slow decline following the summer, with December's sunshine providing a gentle reminder of the longer, brighter days enjoyed just months earlier. In this charming lakeside town, each season offers its unique charm, with December's sun playing a soft, wintry symphony against the landscape.

Monthly Sunshine Duration in Sturgeon Bay: December Highlighted

The December sunshine duration represents the total number of hours Sturgeon Bay 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.
JanFebMarAprMayJunJulAugSepOctNovDec118h201h250h250h310h340h368h336h278h217h176h148h
Data source: Sturgeon Bay December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sturgeon Bay During December

In Sturgeon Bay, the likelihood of sunny weather sees notable fluctuations throughout the year, peaking during the summer months, with July and August boasting sunny chances of 58% and 56%, respectively. As the seasons shift, this sunny disposition begins to wane, particularly in the colder months. December experiences a drop to 26%, making it one of the cloudier months, in stark contrast to the vibrancy of summer. Interestingly, while the chance of sunshine increases from winter through spring, it remains muted during December, suggesting that residents and visitors alike might want to prepare for a more overcast holiday season. Overall, while Sturgeon Bay offers a promising palette of sunny days in warmer months, December aligns with winter's embrace, heralding shorter, less sunny days.

Percentage of Sunny Days in December in Sturgeon Bay

The chart illustrates the percentage of sunny days in Sturgeon Bay 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 Sturgeon Bay experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec24%31%46%39%45%49%58%56%55%37%43%26%
Data source: Sturgeon Bay December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sturgeon Bay in December

In Sturgeon Bay, United States, December marks the year's darkest period, with daylight dwindling to just 8 hours. As the curtain falls on November, which also offers a mere 9 hours of light, the days continue to shorten, reflecting the seasonal shift. This trend of diminishing daylight echoes the transitions seen in the preceding months, where daylight gradually increases from 9 hours in January to a peak of 15 hours in June and July. After this summer zenith, the gradual decline resumes, ultimately leading back to December's minimal light. This cyclical pattern not only highlights the changing seasons but also underscores the unique beauty of winter’s quiet embrace in Sturgeon Bay.

Average Daylight Hours in Sturgeon Bay for December

The chart illustrates the variation in daylight duration in Sturgeon Bay throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 13m10h 26m11h 57m13h 31m14h 50m15h 30m15h 8m13h 57m12h 27m10h 54m9h 32m8h 50m
Data source: Sturgeon Bay daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Sturgeon Bay

As December settles over Sturgeon Bay, the wind begins to stir with noticeable vigor, matching November’s average wind speed of 5.4 m/s (12 mph). This marks a distinct uptick as the year draws to a close, standing out against the generally milder breezes of the preceding summer months, where speeds dipped to a comfortable 3.6 m/s (8 mph) in July and 3.7 m/s (8 mph) in August. The trend reveals a seasonal shift; from the warmer, calmer days of summer, the winds start to pick up strength in the fall, culminating in the brisk December air that heralds winter’s arrival. This rhythm of change not only transforms the landscape but also evokes the invigorating spirit of the season, inviting residents and visitors alike to appreciate the bold gusts that sweep through the bay.

Average December Wind Speed in Sturgeon Bay

The chart displays monthly wind speed patterns in Sturgeon Bay, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.24.85.24.34.34.13.63.74.44.25.45.4 m/s
Data source: Sturgeon Bay December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Sturgeon Bay Compares to Other Months

The weather in Sturgeon Bay 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 Sturgeon Bay and find detailed weather information for every month.

December and January both bring chilly weather, but January tends to be slightly colder overall. In December, temperatures range from a minimum of -23°C (-9°F) to a maximum of 15°C (59°F), with an average temperature around -2°C (29°F). The month sees about 56 mm (2.2 in) of precipitation over 8 days, with humidity consistently high at 87%. In contrast, January experiences a colder range, with minimum temperatures dropping to -25°C (-14°F) and a maximum of only 7°C (45°F), averaging -5°C (23°F). January has slightly less precipitation at 42 mm (1.6 in) across 7 days, coupled with an increase in humidity to 89%. For a more detailed look, check out Sturgeon Bay weather in January.

December and February both showcase the cold embrace of winter, but they differ in their specific weather characteristics. In December, temperatures range from a minimum of -23°C (-9°F) to a maximum of 15°C (59°F), with an average of -2°C (29°F). The month receives about 56 mm (2.2 in) of precipitation over 8 days, coupled with a high humidity of 87%. In contrast, February is even colder, featuring a minimum of -28°C (-18°F) and a maximum of 12°C (54°F), with an average temperature of -5°C (22°F). Precipitation slightly decreases to 50 mm (2.0 in) but occurs over more days, totaling 10, while humidity rises to 90%. For more detailed insights on the February weather, check out Sturgeon Bay weather in February.

December and March in Sturgeon Bay illustrate the transition between winter's chill and the early signs of spring. In December, temperatures can dip as low as -23°C (-9°F) with an average of -2°C (29°F), while March sees a slight increase, with temperatures ranging from a minimum of -21°C (-5°F) to an average of 0°C (32°F). Both months experience similar humidity levels at 87% and about eight days of precipitation, though December tends to have slightly less precipitation, measuring 56 mm (2.2 in) compared to March's 58 mm (2.3 in). To explore more about the weather specifics in March, check out Sturgeon Bay weather in March.

December and April showcase contrasting weather patterns. In December, temperatures can plummet to a minimum of -23°C (-9°F), with an average around -2°C (29°F) and a maximum reaching 15°C (59°F). This month also experiences high humidity at 87% and about 56mm (2.2 inches) of precipitation over approximately 8 days. In comparison, April offers milder conditions, with minimum temperatures of -9°C (15°F), an average of 5°C (41°F), and a maximum of 19°C (66°F). However, it sees slightly higher precipitation at 92mm (3.6 inches) over 12 days and a somewhat lower humidity level of 84%. For more detailed insights into the weather during this month, check out Sturgeon Bay weather in April.

December and May in Sturgeon Bay present strikingly different weather profiles. In December, temperatures can drop as low as -23°C (-9°F), with an average around -2°C (29°F) and occasional highs reaching 15°C (59°F). The month sees approximately 56 mm (2.2 in) of precipitation over 8 days, coupled with a high humidity level of 87%. In contrast, May enjoys milder temperatures, with a minimum of 0°C (32°F), an average of 11°C (53°F), and maximums peaking at 25°C (77°F). This month experiences increased precipitation at 95 mm (3.8 in) over 11 days, but with a significantly lower humidity of 77%. For a closer look at Sturgeon Bay's weather in May, check out Sturgeon Bay weather in May.

December and June present stark contrasts in weather conditions. December experiences frigid temperatures, with minimums dropping to -23°C (-9°F) and average highs around -2°C (29°F), making it a chilling month with a high humidity of 87%. Additionally, precipitation totals 56 mm (2.2 in) over about 8 days. In contrast, June boasts much milder and warmer temperatures, starting at a minimum of 7°C (45°F) and averaging 18°C (64°F), peaking at a comfortable 29°C (85°F). This summer month sees increased precipitation as well, with 101 mm (4.0 in) spread across approximately 12 days and a lower humidity of 75%. For a closer look at June weather patterns, check out Sturgeon Bay weather in June.

When comparing the weather in December and July, one can observe stark differences in temperatures and overall climate conditions. December experiences much colder temperatures, with a minimum of -23°C (-9°F) and an average temperature of -2°C (29°F), while July boasts a much warmer atmosphere, with a minimum of 13°C (57°F) and an average of 22°C (72°F). Precipitation levels also vary, with December receiving 56 mm (2.2 in) across 8 days, compared to July's higher total of 90 mm (3.6 in) over 11 days. Additionally, December's humidity is notably higher at 87%, contrasting with July's more moderate level of 74%. For a closer look at July weather specifics, you can check out Sturgeon Bay weather in July.

December and August present strikingly different weather patterns. In December, temperatures can plunge as low as -23°C (-9°F), with an average of -2°C (29°F) and occasional highs reaching 15°C (59°F). This month experiences 56 mm (2.2 in) of precipitation over about 8 days, coupled with high humidity at 87%. In contrast, August enjoys much milder conditions, with temperatures ranging from a minimum of 12°C (53°F) to a pleasant average of 21°C (70°F), and peaks at 29°C (85°F). The month sees more precipitation at 96 mm (3.8 in) across 10 days, but with lower humidity at 73%. For more insights, you can check the Sturgeon Bay weather in August.

December and September showcase stark contrasts in weather conditions. In December, temperatures typically range from a chilly -23°C (-9°F) to a mild 15°C (59°F), with an average of -2°C (29°F). The month is marked by high humidity at 87% and 56 mm (2.2 in) of precipitation over approximately 8 days. In contrast, September enjoys much milder weather, with temperatures ranging from a minimum of 5°C (41°F) to a pleasant maximum of 29°C (85°F), averaging around 17°C (63°F). Although September experiences slightly more rainfall at 66 mm (2.6 in) over about 10 days, it boasts lower humidity levels at 78%. For a more detailed look at the weather conditions in September, visit Sturgeon Bay weather in September.

In December, temperatures plummet significantly, with a minimum of -23°C (-9°F) and an average of -2°C (29°F), contrasting sharply with October's milder range, where temperatures hover between -1°C (31°F) and a pleasant maximum of 23°C (74°F). Precipitation in December is lower, with 56 mm (2.2 inches) falling over 8 days compared to October's more substantial 99 mm (3.9 inches) over 12 days, indicating a wetter fall. Humidity levels are similar, with December at 87% and October at 84%, but the colder December air feels much more biting. For a closer look at October weather specifics, you can check Sturgeon Bay weather in October.

In December, temperatures in Sturgeon Bay become significantly colder, with a minimum of -23°C (-9°F) compared to November's low of -10°C (14°F). The average temperature also drops from 3°C (37°F) in November to a chilly -2°C (29°F) in December, though the maximum temperature remains relatively similar at 15°C (59°F) for December versus 19°C (67°F) in November. Precipitation levels are slightly higher in December at 56 mm (2.2 in) over 8 days, compared to November's 53 mm (2.1 in) over 7 days. Humidity levels remain fairly consistent, with December at 87% and November at 89%. For more details on the weather during this month, you can check Sturgeon Bay weather in November.

Compare Sturgeon Bay's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Sturgeon Bay

December in Sturgeon Bay heralds a significant shift in weather, embracing the heart of winter with its chill and distinctive character. As temperatures drop—often dipping below freezing—this month stands apart from the more temperate conditions of the preceding seasons. With an average temperature around -2°C (29°F), residents and visitors experience the full embrace of winter, accompanied by an elevated humidity of 87% that can make the cold feel even more penetrating. Snowy days are not uncommon, contributing to a total precipitation of 56 mm over approximately a week of precipitation. As the landscape transforms, December invites everyone to enjoy the serene beauty of Sturgeon Bay's winter wonderland, making it a unique experience worth cherishing. For more details on what to expect throughout the year, explore Sturgeon Bay Climate.