December Weather in South Haven, United States

Last updated: February 24, 2025

In South Haven, United States, December brings a crisp and chilly atmosphere, with average temperatures hovering around 2°C (36°F). The month sees maximum highs reaching 14°C (57°F) and plunging to minimum lows of -13°C (9°F), creating a dramatic winter landscape. Residents and visitors can expect notable precipitation, with an average of 83 mm (3.3 in) spread across approximately 13 days. The air is often laden with high humidity levels at 86%, contributing to that quintessential December chill. Overall, December's weather in South Haven offers a blend of frosty charm and seasonal beauty, perfect for those embracing the winter vibes.

December Temperature in South Haven

In South Haven, United States, December ushers in a notable drop in temperatures as winter takes hold. With minimums dipping to -13°C (9°F) and an average temperature of 2°C (36°F), residents brace for the chill. The month sees a mild maximum of 14°C (57°F), hinting at occasional warm spells amidst the colder days. Compared to the preceding months, December's temperatures present a stark contrast, emphasizing winter's arrival. As the landscape transforms under winter's influence, South Haven is enveloped in a serene beauty that beckons cozy gatherings and festive cheer.

December Weather in South Haven: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in South Haven, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec292935425365727266554235
Data source: Temperature data for South Haven 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 South Haven

In December, South Haven experiences modest precipitation, with an average of 83 mm (3.3 in) spread across 13 days. This amount aligns closely with the early winter months, showcasing a slight dip from the more substantial rainfall seen in October, which recorded 165 mm (6.5 in). Interestingly, precipitation levels are relatively consistent throughout the latter part of the year; for instance, November also saw 89 mm (3.5 in). As the region transitions into winter, the moderate rainfall in December not only contributes to the overall annual totals but also maintains the balance of moisture necessary for the local ecosystem during colder months.

December Precipitation Trends in South Haven

The chart displays monthly precipitation patterns in South Haven, 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.
JanFebMarAprMayJunJulAugSepOctNovDec8586821071421278063861658983
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in South Haven

In South Haven, December's humidity levels settle at 86%, maintaining a pattern seen throughout the colder months. As winter approaches, humidity remains consistently high, with January through April averaging around 87%. This trend reflects a stark contrast to the summer months, where the humidity dips to the lowest point in July at 78%, followed by a slight increase in late summer and early fall. As the year winds down, the return to 87% in November suggests a seasonal humidity cycle, highlighting how the coastal climate envelops the region in moisture throughout the winter. December sits comfortably within this rhythm, bridging the transition into colder weather while wrapping the landscape in a persistent, humid embrace.

December Average Humidity in South Haven

This chart illustrates the average monthly humidity levels in South Haven, 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.
JanFebMarAprMayJunJulAugSepOctNovDec87%87%86%87%82%81%78%79%80%82%87%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in South Haven

In December, South Haven, United States experiences a drop in the UV Index, returning to a low level of 2. This indicates a safe window for outdoor activities, with a longer potential burn time of 45 minutes before skin damage occurs. This trend follows a sharp increase in UV levels from April through August, where the index reached a peak of 10, suggesting very high exposure risk during the summer months. As the year closes out, the UV Index reflects the seasonal shift, emphasizing the importance of sun safety awareness year-round. For detailed forecasts and further insights, check out South Haven UV Index.

Maximum UV Index Levels in South Haven for December

The chart shows the monthly maximum UV Index (UVI) for South Haven 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.
JanFebMarAprMayJunJulAugSepOctNovDec24589101097532
Data source: South Haven 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 South Haven

December in South Haven welcomes the winter season with 141 hours of sunshine, a quaint contrast to the summer months that bask in the brilliance of up to 363 hours. As the year winds down, the sunlight begins to retreat, following a pattern that reveals a gradual dip from the sun-rich summer. Notably, while December enjoys more sunlight than the frigid January, the month marks a clear transition into shorter days, with the sun beginning to hide earlier. The trend shows a steady increase in daylight hours from January's 89 hours to a peak in July, before gracefully descending again. This cyclical rhythm invites residents and visitors alike to savor the last hints of warmth and brightness before the cold embrace of winter takes over.

Monthly Sunshine Duration in South Haven: December Highlighted

The December sunshine duration represents the total number of hours South Haven 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.
JanFebMarAprMayJunJulAugSepOctNovDec89h157h242h252h297h335h363h345h290h215h167h141h
Data source: South Haven December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in South Haven During December

In South Haven, December presents a modest 26% chance of sunny weather, marking a dip from the relative warmth of earlier months. As the year transitions into winter, the likelihood of sun gradually decreases, especially when compared to the sunnier late summer and early fall months, where the chances peak at 56% in September and hover around 50% in August. Following the brighter days of summer, the cloudier fall months, particularly November with its 32% probability, pave the way for December's gray skies. Thus, while December offers a glimmer of sun, it typically succumbs to winter's grip, leading to a noticeably cooler and less sunny atmosphere as the year winds down.

Percentage of Sunny Days in December in South Haven

The chart illustrates the percentage of sunny days in South Haven 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 South Haven experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%21%49%42%39%44%47%50%56%31%32%26%
Data source: South Haven December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in South Haven in December

As December settles over South Haven, daylight begins its familiar retreat, mirroring the transition into winter. With only 9 hours of daylight, the month reflects the shorter, cozy days that characterize the season, just as they do in November. This pattern is evident as daylight gradually lengthens from the depths of winter in January and November, peaking at 15 hours in June during the summer solstice. As the year progresses, each month gracefully shifts, bringing longer days in spring and summer before the cycle resets. The rhythmic ebb and flow of daylight not only defines the atmosphere but also shapes the activities and mood of the community, inviting a sense of warmth in the midst of the cold.

Average Daylight Hours in South Haven for December

The chart illustrates the variation in daylight duration in South Haven throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 27m10h 34m11h 58m13h 24m14h 36m15h 13m14h 53m13h 48m12h 25m11h9h 45m9h 6m
Data source: South Haven daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in South Haven

As December settles in South Haven, the winds pick up, with average wind speeds reaching 6.5 m/s (15 mph). This brisk gustiness marks a notable increase from earlier months, particularly when compared to the calmer summer breezes of 3.5 m/s (8 mph) in August. The trend towards stronger winds continues from November’s breezy 6.7 m/s (15 mph), creating a dynamic shift as winter looms. Interestingly, while the wind speeds dip slightly from November to December, they remain high relative to the previous months of the year, reflecting the seasonal transition that brings both chill and excitement to this picturesque lakeside town.

Average December Wind Speed in South Haven

The chart displays monthly wind speed patterns in South Haven, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.25.65.64.74.54.14.13.55.25.06.76.5 m/s
Data source: South Haven December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in South Haven Compares to Other Months

The weather in South Haven 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 South Haven and find detailed weather information for every month.

In December, temperatures in South Haven generally range from a minimum of -13°C (9°F) to a maximum of 14°C (57°F), with an average temperature of 2°C (36°F). The month experiences 83 mm (3.3 in) of precipitation over approximately 13 days and has a high humidity level of 86%. In contrast, January sees colder temperatures, with minimums dropping to -22°C (-7°F) and a maximum of 10°C (50°F), yielding an average of -2°C (29°F). Precipitation remains similar at 85 mm (3.3 in) but occurs over 15 days, and humidity slightly increases to 87%. For more details on January weather specifics, you can visit South Haven weather in January.

In December, the temperature ranges from a chilly minimum of -13°C (9°F) to a relatively mild maximum of 14°C (57°F), with an average temperature of 2°C (36°F). The month sees an average of 83 mm (3.3 in) of precipitation, falling over approximately 13 days, and the humidity hovers around 86%. In contrast, February tends to be colder, with temperatures dipping even lower, featuring a minimum of -16°C (4°F) and an average of -2°C (29°F). Although the maximum temperature reaches up to 11°C (52°F), February receives slightly more precipitation at 86 mm (3.4 in) over about 15 days, with humidity slightly increased at 87%. For more detailed information on February weather, visit South Haven weather in February.

In comparing the weather of December and March, we find that both months share similar average temperatures, resting around 2°C (36°F), with December peaking at 14°C (57°F) and March slightly warmer at 16°C (61°F). Precipitation levels are also closely aligned, with December receiving 83 mm (3.3 in) and March slightly less at 81 mm (3.2 in), both spread over 13 days. The humidity remains constant at 86% for both months, contributing to a chilly, damp atmosphere. For a detailed look at what to expect in March, you can check South Haven weather in March.

In December, the weather is decidedly colder, with temperatures ranging from a chilling -13°C (9°F) to a mild 14°C (57°F), averaging around 2°C (36°F). The month sees considerable precipitation of 83 mm (3.3 in) over 13 days, and humidity remains high at 86%. In contrast, April brings a significant shift, with temperatures ranging from -4°C (25°F) to a pleasant 20°C (68°F) and an average of 5°C (42°F). Although precipitation increases to 107 mm (4.2 in) also over 13 days, the slightly higher humidity of 87% reflects the transitional nature of spring. For a more detailed look, visit South Haven weather in April.

December and May present stark contrasts in weather patterns. In December, temperatures can plunge to a minimum of -13°C (9°F) and average around 2°C (36°F), with a maximum reaching only 14°C (57°F). The month sees significant precipitation at 83 mm (3.3 in) over 13 days, coupled with high humidity levels averaging 86%. In contrast, May warms up considerably, with minimum temperatures around 1°C (35°F) and average highs reaching 26°C (80°F). The total precipitation increases to 142 mm (5.6 in) across 14 days, and humidity hovers slightly lower at 82%. For more details on the weather trends in May, check out South Haven weather in May.

In December, the weather is characterized by significantly colder temperatures, with a minimum of -13°C (9°F) and an average of only 2°C (36°F), reaching a maximum of 14°C (57°F). The month is relatively wet, with 83 mm (3.3 in) of precipitation over 13 days and a high humidity level of 86%. In contrast, June brings much warmer temperatures, ranging from a minimum of 10°C (50°F) to an average of 18°C (65°F) and peaking at 26°C (79°F). The precipitation in June is slightly higher at 127 mm (5.0 in) but occurs over just 12 days, coupled with a lower humidity level of 81%. For more details on the weather in June, visit South Haven weather in June.

December and July offer stark contrasts in weather conditions. In December, temperatures can plunge to a minimum of -13°C (9°F) with an average of 2°C (36°F) and a maximum of 14°C (57°F), while July enjoys much milder weather, with minimums around 16°C (60°F) and average highs reaching 28°C (83°F). Precipitation levels are similar, with December receiving 83 mm (3.3 in) over 13 days and July slightly less at 80 mm (3.2 in) over just 10 days. Additionally, December's humidity level is higher at 86%, compared to July's 78%, emphasizing the contrast between the cold, damp winter and the warm, summery feel of July. For a deeper look into July weather specifics, check out South Haven weather in July.

December and August present striking contrasts in weather. In December, temperatures can plunge as low as -13°C (9°F), with an average of 2°C (36°F) and a maximum of 14°C (57°F). The month is characterized by high humidity at 86%, with precipitation occurring on 13 days, totaling 83 mm (3.3 in). In contrast, August offers much milder conditions, with temperatures ranging from a minimum of 14°C (58°F) to an average of 22°C (72°F) and a high of 28°C (83°F). The humidity is slightly lower at 79%, and it sees less precipitation, with 63 mm (2.5 in) over 10 days. For more details on August weather, you can check South Haven weather in August.

The weather in December contrasts sharply with that of September. December features much colder temperatures, with a minimum of -13°C (9°F) and an average of 2°C (36°F), whereas September boasts milder conditions, including a minimum of 9°C (48°F) and an average of 19°C (67°F). Precipitation levels are relatively similar, with December receiving 83 mm (3.3 in) across 13 days and September experiencing 86 mm (3.4 in) over 11 days. Additionally, December's higher humidity at 86% compared to September's 79% contributes to a more grim and damp atmosphere. For a more detailed look at September's climate, you can check South Haven weather in September.

In comparing the weather of December and October, it is evident that October is generally milder and wetter. October experiences temperatures ranging from a minimum of 3°C (37°F) to a maximum of 25°C (78°F), with an average of 13°C (56°F), while December's temperatures drop significantly, with lows reaching -13°C (9°F) and a maximum of 14°C (57°F), averaging just 2°C (36°F). Furthermore, October has higher precipitation at 165 mm (6.5 in) over approximately 17 days, compared to December's 83 mm (3.3 in) across 13 days. Despite the increased rainfall in October, December's humidity is slightly higher at 86%, compared to October's 82%. For a detailed look at South Haven's weather, check out South Haven weather in October.

In comparing December to November, we observe a notable shift in temperatures and precipitation patterns. December typically sees colder conditions, with a minimum temperature dipping to -13°C (9°F) compared to November’s milder minimum of -6°C (21°F). The average temperature decreases from 5°C (42°F) in November to around 2°C (36°F) in December, indicating a clear transition into winter. Additionally, while December has slightly less precipitation at 83 mm (3.3 in) compared to November’s 89 mm (3.5 in), both months experience precipitation across 13 days. Humidity remains relatively consistent, with December at 86% and November at 87%. For more detailed insights on November weather in this region, you can visit South Haven weather in November.

Compare South Haven's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in South Haven

As December settles in South Haven, the weather creates a stark contrast to the milder months that precede it. Temperatures plunge, with cool days giving way to colder nights, culminating in frosty mornings that often catch residents by surprise. Precipitation increases during this month, with rain and occasional snow adding a wintry touch to the landscape—and with humidity hovering around 86%, the air often feels chillier than the thermometer suggests. This shift in weather not only marks the arrival of winter but also transforms South Haven’s charm, inviting both locals and visitors to embrace the cozy atmosphere. For a deeper dive into what to expect throughout the year, check out South Haven Climate.