Last updated: February 24, 2025
December in Winchester, United States, presents a captivating canvas of winter weather characterized by temperatures ranging from a brisk -13°C (9°F) to a pleasant maximum of 21°C (70°F). The average temperature settles at a chilly 3°C (38°F), while the month sees approximately 91 mm (3.6 in) of precipitation over 8 days, hinting at the possibility of snowy days. With humidity levels hovering around 85%, residents can expect a crisp, invigorating atmosphere that embodies the true essence of the season.
In December, Winchester experiences a notable transition into winter, with temperatures dipping to a minimum of -13°C (9°F) and an average of 3°C (38°F). The days can feel brisk as the maxima reach around 21°C (70°F), signaling a range that blends both chilly mornings and milder afternoons. This month marks a sharp contrast from the warmer spells of summer, with temperatures steadily decreasing from November's modest highs. As December progresses, winter’s chill solidifies, bringing a quiet tranquility to the region, and invites cozy gatherings indoors while the landscape transforms into a frosty wonderland.
In December, Winchester experiences an average precipitation of 91 mm (3.6 in), making it one of the wetter months of the year. With 8 days of rainfall, this month maintains a consistent pattern seen throughout the fall, where precipitation gradually decreases from the peak in May. Interestingly, while December sees a slight reduction in both precipitation days and amounts compared to the previous months, it still outpaces the earlier winter months of January and November, which both trend lower with around 61 mm (2.4 in) and 76 mm (3.0 in) respectively. This transition into winter hints at a rhythm of drier conditions ahead, even as December retains a significant impact on the region's overall annual moisture balance.
In December, Winchester, United States, experiences a humidity level of 85%, highlighting a trend of consistently high humidity throughout the year. The winter months maintain a notable moisture content, beginning with January and February at 86%, while the levels only slightly dip in December. Spring sees a decrease, moving to 84% in April and dropping further to 78% in May. The summer months showcase a significant decline, with **humidity plummeting to a comfortable 59% in August before gradually rising again in the fall. Notably, November marks a return to 86%, indicating a cycle of increased moisture as the year draws to a close, encapsulating Winchester's characteristic humidity fluctuations.
As December rolls into Winchester, the UV Index dips to 3, signaling a return to moderate sun exposure conditions, similar to January's levels. This month's burn time of 30 minutes reflects the waning intensity of the sun as we embrace winter. Throughout the year, the UV Index showed a clear upward trend during the spring and summer months, peaking at a striking 10 from April to August, indicating very high levels of ultraviolet radiation and reducing burn times to just 15 minutes. As autumn gave way to December, the UV Index retraced steps, solidifying the seasonal pattern of fluctuating exposure risks. For those curious about the nuances of UV radiation throughout the year in Winchester, check out more detailed information here: Winchester UV Index.
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In Winchester, United States, December marks the transition into winter, with 189 hours of sunshine gracing the city. While this is a dip compared to the vibrant summer months, where July peaks at 356 hours, it reflects a steady pattern of decreasing sunlight as the year progresses. Interestingly, December's sunshine hours are notably higher than January's 146 hours, suggesting that even in the depths of winter, Winchester enjoys a relatively bright finale to the year. As days grow shorter, the cozy atmosphere of December invites residents to embrace the season, highlighting a charming contrast between the winter chill and the warmth of the sun's rays.
In December, Winchester, United States, experiences a 36% chance of sunny weather, marking it as one of the less favorable months for sunshine. This trend reflects a gradual decline as the year comes to a close, with the likelihood of clear skies dipping from a more promising 54% in November and significantly underperforming compared to earlier months like March (52%) and September (53%). As winter settles in, the transition from relatively bright autumn days to the more overcast conditions of mid-winter becomes evident, setting the stage for the cozy charm of the season, even if sunshine may be limited.
As winter arrives in Winchester, December brings the shortest days of the year, with only 9 hours of daylight. This decline in sunlight follows a gradual decrease from the long, bright days of summer, where both June and July enjoy a maximum of 14 hours. As the year progresses, daylight diminishes steadily from 14 hours in May to just 10 hours in November, before reaching its nadir in December. The subtle shift towards longer days begins again in January, hinting at the promise of spring as daylight gradually starts to extend anew. This cyclical transition highlights the rhythm of the seasons, reminding residents of the beauty of both the diminishing light and the forthcoming dawn.
As December arrives in Winchester, the wind begins to whisper through the streets at an average speed of 2.7 m/s (6 mph), consistent with the gentle breezes of the preceding months. Notably, wind speeds have experienced a gradual decline from the seasonal highs of spring, where averages peak at 3.2 m/s (7 mph) in April and March. This trend of diminishing wind continues through the summer, ultimately settling into the calm of winter. Despite this easing, December’s wind still maintains a brisk, refreshing quality, reminiscent of the prior month’s 2.7 m/s, illustrating a plateau in the seasonal variation as the year draws to a close. Overall, Winchester’s winter winds are soft yet persistent, setting a serene backdrop for the festive month ahead.
The weather in Winchester 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 Winchester and find detailed weather information for every month.
December and January present a notable shift in weather conditions. In December, the temperatures range from a minimum of -13°C (9°F) to a maximum of 21°C (70°F), with an average temperature of 3°C (38°F). The month experiences around 91 mm (3.6 in) of precipitation over eight days, accompanied by high humidity levels averaging 85%. In contrast, January typically sees colder temperatures, with a minimum of -21°C (-5°F) and a slightly lower maximum of 20°C (69°F), resulting in an average temperature of 1°C (34°F). Despite being slightly drier, with only 61 mm (2.4 in) of precipitation over seven days and a marginally higher humidity of 86%, January remains a chilly month. For more specific details, check out Winchester weather in January.
In December, temperatures typically range from a chilly -13°C (9°F) to a mild 21°C (70°F), with an average of about 3°C (38°F). The month experiences around 91 mm (3.6 in) of precipitation over about 8 days, accompanied by high humidity levels of 85%. In contrast, February sees slightly colder minimum temperatures dropping to -17°C (2°F) but with a higher maximum of 28°C (82°F) and an average of 4°C (39°F). Precipitation is similar at 93 mm (3.7 in), though it occurs over a greater number of days—11 in total—and the humidity remains comparable at 86%. For more details, check out Winchester weather in February.
December and March present contrasting weather patterns, with December characterized by a cooler average temperature of 3°C (38°F) and a maximum of 21°C (70°F), while March warms up to an average of 7°C (44°F) with highs reaching 26°C (78°F). Precipitation levels are relatively similar, with December receiving 91 mm (3.6 in) over 8 days, compared to March's 83 mm (3.2 in) spread over 10 days. Additionally, the humidity remains fairly consistent, with December at 85% and March slightly higher at 86%. For more details on the weather specific to March, you can check Winchester weather in March.
In December, temperatures range from a chilly minimum of -13°C (9°F) to a mild maximum of 21°C (70°F), with an average around 3°C (38°F). The month experiences about 91 mm (3.6 in) of precipitation over 8 days, contributing to a high humidity level of 85%. In contrast, April sees a broader temperature range with a minimum of -3°C (26°F) and a maximum of 31°C (88°F), resulting in a comfortable average temperature of 12°C (54°F). Precipitation increases slightly to 102 mm (4.0 in) spread over 13 days, while humidity remains relatively stable at 84%. For more detailed information on April weather, check out Winchester weather in April.
December and May present contrasting weather conditions. In December, temperatures can plummet to a minimum of -13°C (9°F), with an average of 3°C (38°F) and a maximum reaching 21°C (70°F). This month experiences about 91 mm (3.6 in) of precipitation over 8 days, accompanied by high humidity levels at 85%. In stark contrast, May sees much milder conditions, with a minimum temperature of 0°C (32°F) and an average of 18°C (64°F), peaking at a maximum of 32°C (90°F). It is wetter than December, with precipitation totaling 142 mm (5.6 in) spread across 14 days, and humidity is slightly lower at 78%. For a closer look at the weather specifics for this month, visit Winchester weather in May.
In December, temperatures in Winchester can vary significantly, ranging from a frigid min of -13°C (9°F) to a mild max of 21°C (70°F) with an average of 3°C (38°F). The month experiences high humidity at 85% and sees about 91 mm (3.6 in) of precipitation over 8 days. In contrast, June brings much warmer weather, with temperatures ranging from a comfortable min of 9°C (48°F) to a hot max of 34°C (94°F), averaging at 22°C (72°F). Although June is slightly wetter, receiving 111 mm (4.4 in) over 13 days, it has lower humidity at 79%. For more details about the pleasant June weather, you can visit Winchester weather in June.
December and July present starkly contrasting weather conditions. In December, temperatures can plummet to a chilly -13°C (9°F), with an average of 3°C (38°F) and a maximum reaching 21°C (70°F). This month also sees higher humidity at 85%, contributing to the often brisk atmosphere. Precipitation occurs on about 8 days, totaling 91 mm (3.6 in).
In contrast, July enjoys much warmer temperatures, with a minimum of 13°C (56°F), an average of 26°C (78°F), and maximums soaring up to 37°C (99°F). The humidity drops to a more comfortable 70%, and while July experiences a bit more rainfall at 108 mm (4.2 in) over 12 days, the overall feel remains warm and vibrant. For more specific details on July weather, check out Winchester weather in July.
December and August present starkly contrasting weather conditions. In December, temperatures range from a chilly minimum of -13°C (9°F) to a milder maximum of 21°C (70°F), with an average around 3°C (38°F). The month sees about 91 mm (3.6 in) of precipitation over approximately 8 days, coupled with high humidity averaging 85%. In contrast, August boasts much warmer temperatures, with a minimum of 13°C (55°F) and a scorching maximum of 37°C (98°F), resulting in an average of 24°C (75°F). Although August receives more precipitation at 106 mm (4.2 in) across 14 days, it has significantly lower humidity at 59%. For more details about the weather in August, you can check out Winchester weather in August.
December and September exhibit stark contrasts in weather conditions. In December, temperatures can plunge as low as -13°C (9°F) with an average temperature around 3°C (38°F), while September offers much warmer conditions, featuring a minimum temperature of 3°C (38°F) and a maximum that can reach 35°C (95°F). Precipitation is slightly higher in September, totaling 115 mm (4.5 in) over nine days, compared to December's 91 mm (3.6 in) over eight days. Additionally, humidity levels are notably higher in December at 85%, contrasting with a more comfortable 68% in September. For a more detailed look at September's weather, check out Winchester weather in September.
In comparing the weather between December and October, we see a notable shift in temperature and precipitation patterns. December experiences colder temperatures, with a minimum of -13°C (9°F) and an average of 3°C (38°F), while October has a milder minimum of -1°C (31°F) and an average of 15°C (59°F). Although October can reach highs of 34°C (93°F), December's maximum temperature is more temperate at 21°C (70°F). Precipitation is slightly higher in October at 106 mm (4.2 in) over 10 days compared to December's 91 mm (3.6 in) over 8 days. Humidity levels are also a bit higher in December at 85%, compared to October's 80%. For a detailed look at October's climate, you can explore Winchester weather in October.
In comparing the weather of December and November, we see distinct differences in temperature and precipitation patterns. December experiences a broader temperature range, with lows dropping to -13°C (9°F) and highs reaching up to 21°C (70°F), resulting in an average of 3°C (38°F). In contrast, November remains milder with minimums around -6°C (21°F) and maximums peaking at 25°C (77°F), averaging 7°C (45°F). Precipitation is slightly higher in December at 91 mm (3.6 in) over 8 days, compared to November's 76 mm (3.0 in) across 7 days. Humidity remains relatively similar, with December at 85% and November at 86%. For a more detailed look at November weather, visit Winchester weather in November.
As December blankets Winchester in winter's embrace, the city's weather takes on a distinct character, contrasting sharply with the milder months that precede it. Temperatures plunge as maximums seldom reach the warmth of earlier seasons, and biting cold seeps in, with lows that dip significantly. While October and November often offer a pleasant backdrop, December introduces higher humidity levels and a notable increase in precipitation, with a significant number of rainy days. This shift not only marks the arrival of festive cheer but also invites residents and visitors to embrace a season perfect for cozy gatherings and seasonal traditions. To explore more about Winchester's climate nuances, visit Winchester Climate.