Last updated: March 17, 2025
December in Rostrevor, United Kingdom offers a chilly climate with temperatures ranging from a maximum of 13°C (56°F) to a minimum of -2°C (29°F), creating a crisp atmosphere ideal for winter activities. The month sees an average temperature of 6°C (44°F), accompanied by high humidity levels at 84%, contributing to a damp feel. Expect considerable precipitation, averaging 92 mm (3.6 in) over 13 days, making it essential to prepare for those wet winter spells. Embrace the seasonal charm of Rostrevor as it transforms under a blanket of winter weather.
In December, Rostrevor, United Kingdom, starts to feel the chill of winter, with temperatures reflecting a notable dip as the year draws to a close. The minimum temperature hovers around -2°C (29°F), hinting at frosty mornings and sweater weather. On average, locals can expect a brisk 6°C (44°F) during the day, while maximum temperatures reach a cool 13°C (56°F). This winter month marks a transition from the milder conditions of November, where temperatures were slightly higher, to the colder climes of January. As daylight shortens, this drop invites residents to embrace the seasonal joys of cozy gatherings and festive celebrations while bundling up against the brisk air.
December in Rostrevor, United Kingdom, is characterized by a considerable amount of rainfall, with 92 mm (3.6 in) recorded over 13 days. This marks a slight increase in precipitation compared to both October and November, showcasing a trend of elevated moisture as the year comes to a close. With December's rainfall nearly comparable to the heavy downpours of August, it highlights the transition into winter, where the weather becomes noticeably wetter. The consistent rainy days reflect the region's reputation for variable and often damp conditions during this time, setting the stage for the colder months ahead.
In December, Rostrevor, United Kingdom, experiences a slight dip in humidity, registering at 84%. This marks a gentle decline from the high of 87% observed in October, reflecting a trend of mid-to-high humidity levels that predominates throughout the year. From January to November, humidity consistently hovers around the 85-87% range, with only small fluctuations. December's decrease, while noticeable, aligns with the broader pattern, as the village transitions into the colder months. Despite this minor drop, the overall humidity remains relatively high, ensuring that Rostrevor's winter air retains a crisp yet damp character, characteristic of the UK climate.
As December settles in Rostrevor, the UV Index drops back down to 1, marking it as a month with low exposure risk and a relatively safe burn time of 45 minutes. This trend mirrors the beginning of the year, where January also sees low UV levels. Notably, the peak UV Index levels occur from May through July, showcasing a significant increase to 8, categorized as very high, before tapering off in the autumn months. With winter upon us in December, residents and visitors can feel assured that sun protection is minimal, making it the perfect time to enjoy outdoor activities without the heightened concerns of sunburn. For a detailed overview, visit Rostrevor UV Index.
UV Risk Categories
In December, Rostrevor, United Kingdom, experiences a dip in sunshine hours, averaging 86 hours as the year winds down. This marks a significant decline from the plentiful 303 hours of sunlight seen in April and the peak of 383 hours in May, illustrating the stark contrast of the seasons. Although December's sunlight pales in comparison to the earlier months, it still offers a charming glimpse of winter's tranquil beauty, a soft light cutting through the crisp air. As the days shorten, December serves as a gentle reminder of the warmth and brightness that will return with the arrival of spring, a cycle that fuels the local spirit and anticipation for the coming year.
In Rostrevor, United Kingdom, December brings a notable dip in the likelihood of sunny weather, with only a 17% chance of sunshine—a stark contrast to the burgeoning brightness seen in the spring months. As the months transition from autumn, where November offers a modest 23%, they descend into the winter gloom of December, continuing a trend of decreasing sunshine that begins in late summer. This trend emphasizes the UK's overall pattern of lower sun exposure during the winter, making the brief flickers of sunlight in December a cherished rarity for locals. As the year concludes, residents can expect a predominantly overcast sky, reinforcing the cozy, reflective atmosphere that characterizes this time of year.
In Rostrevor, United Kingdom, the daylight duration follows a predictable yet captivating rhythm throughout the year. As December arrives, residents experience the briefest days, clocking in at just 7 hours of daylight. This marks the continuation of a gradual decline that begins in October, ultimately reaching its nadir in winter. The trend is stark; following the summer's peak of 17 hours in June, daylight dwindles through the cooler months, reflecting nature’s cycle of rest and renewal. However, hope is on the horizon—as days begin to lengthen again after the winter solstice, setting the stage for the 9 hours of daylight that February will bring, igniting anticipation for longer, brighter days ahead.
As December settles over Rostrevor, the winds pick up to an average of 5.0 m/s (11 mph), matching the gusty conditions seen in November. This slight uptick from the calmer summer months, where July recorded a mere 2.8 m/s (6 mph), marks the transition into a blustery winter season. Throughout the year, wind speeds exhibit a notable pattern: they tend to be at their lowest during the warmer months of July and August, while winter months like December and November showcase a renewed vigor. Interestingly, despite the fluctuations, the wind remains relatively consistent, hovering around 4.0 to 6.1 m/s (9 to 14 mph) in most months—creating a lively atmosphere that embodies the spirit of this enchanting corner of the United Kingdom.
The weather in Rostrevor 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 Rostrevor and find detailed weather information for every month.
December typically features slightly milder average temperatures compared to January, with lows around -2°C (29°F) and a maximum of 13°C (56°F), while January sees a cooler minimum of -4°C (25°F) but can reach a higher maximum of 14°C (57°F). Precipitation is generally more pronounced in December, totaling 92 mm (3.6 in) over 13 days, compared to January’s 55 mm (2.2 in) across 10 days. Humidity remains relatively high in both months, with December at 84% and January slightly increased to 85%. For more detailed weather information, you can visit Rostrevor weather in January.
December and February exhibit similar average temperatures, with both months ranging from a minimum of around -2°C to -3°C and peaking at 13°C. However, December tends to be slightly milder on average at 6°C (44°F), while February's average temperature is marginally lower at 6°C (43°F). In terms of precipitation, December sees more rainfall with 92 mm spread over 13 days, compared to February's 83 mm over 15 days. Humidity levels rise slightly in February, reaching 86% compared to December's 84%. For a closer look at February's weather specifics, you can check Rostrevor weather in February.
December and March present distinct weather patterns, reflecting the transition from winter to spring. In December, temperatures range from a chilly minimum of -2°C (29°F) to a mild maximum of 13°C (56°F), with an average of 6°C (44°F). The month experiences significant precipitation of 92 mm (3.6 in) across 13 days, and humidity levels are high at 84%. In contrast, March typically sees slightly colder minimum temperatures at -3°C (27°F) but averages a warmer 7°C (45°F) and can reach a maximum of 15°C (60°F). While precipitation decreases to 80 mm (3.1 in), it falls over more days—16 in total—with humidity slightly higher at 86%. For a closer look at the March weather, you can visit Rostrevor weather in March.
In December, the weather is generally colder with temperatures ranging from a minimum of -2°C (29°F) to a maximum of 13°C (56°F), averaging around 6°C (44°F). The month is also characterized by higher precipitation, totaling 92 mm (3.6 in) over approximately 13 days, along with a humidity level of 84%.
In contrast, April experiences milder temperatures, with a minimum of -1°C (30°F) and a maximum of 19°C (66°F), averaging 8°C (47°F). Precipitation decreases significantly to 43 mm (1.7 in) across about 10 days, while humidity remains similar at 85%.
For a more detailed look at the weather in April, you can visit this link: Rostrevor weather in April.
December weather is characterized by cooler temperatures, with a minimum of -2°C (29°F) and an average of 6°C (44°F), compared to the milder May, which boasts a minimum of 0°C (33°F) and an average of 11°C (53°F). While December experiences more precipitation, totaling 92 mm (3.6 in) over 13 days, May sees a lighter rainfall of 61 mm (2.4 in) across 12 days. Additionally, the humidity is slightly higher in December at 84%, compared to May's 83%. For a detailed overview of May weather, you can visit Rostrevor weather in May.
When comparing the weather in December and June, there are notable differences in temperatures and precipitation. December is generally much colder, with minimum temperatures dropping to -2°C (29°F) and an average of 6°C (44°F), while June experiences milder conditions, with minimums around 6°C (43°F) and average highs reaching up to 14°C (58°F). Although both months share a similar number of rainy days (13), December sees higher precipitation levels at 92 mm (3.6 in) compared to June's 72 mm (2.8 in). Additionally, humidity remains fairly consistent, with December at 84% and June slightly higher at 85%. For more details on June’s weather, you can check this link: Rostrevor weather in June.
In December, temperatures in Rostrevor range from a chilly -2°C (29°F) at night, averaging around 6°C (44°F) during the day, and peaking at 13°C (56°F). The month sees significant precipitation, totaling 92 mm (3.6 in) over 13 days, while the high humidity level of 84% adds to the winter chill. In contrast, July offers a much warmer experience, with temperatures starting at a minimum of 8°C (46°F), averaging 16°C (61°F), and reaching highs of 27°C (80°F). Though July has slightly less precipitation at 74 mm (2.9 in) over 14 days, humidity remains comparably high at 86%. For more detailed weather insights, check the link: Rostrevor weather in July.
When comparing the weather in December and August, there are notable differences in temperature and precipitation patterns. December experiences colder temperatures, with a minimum of -2°C (29°F) and an average of 6°C (44°F), while August is much warmer, featuring a minimum of 7°C (46°F) and an average of 15°C (60°F). Precipitation is relatively high in both months, with December receiving 92 mm (3.6 in) over 13 days and August seeing slightly more at 111 mm (4.4 in) across 18 days. Humidity levels are similar, with December at 84% and August at 85%. For more detailed insights on August weather, you can check Rostrevor weather in August.
December and September exhibit distinct weather characteristics, reflecting the transition from autumn to winter. In December, temperatures average around 6°C (44°F), with a minimum of -2°C (29°F) and a maximum of 13°C (56°F), which is considerably cooler than September's warmer average of 13°C (56°F) and peaks at 21°C (71°F). Precipitation is slightly higher in December, totaling 92 mm (3.6 in) over about 13 days, compared to September's 75 mm (2.9 in) spread across 14 days. Both months maintain high humidity levels, with December at 84% and September at 86%. For a more detailed look at September weather patterns, you can visit Rostrevor weather in September.
When comparing the weather in December to that of October, a noticeable shift in temperatures and conditions emerges. December experiences cooler temperatures, with lows averaging around -2°C (29°F) compared to October's milder minimum of 1°C (35°F). While both months see their fair share of precipitation, December receives slightly more rain, totaling 92 mm (3.6 in) over 13 days, unlike October's 84 mm (3.3 in) across 14 days. Additionally, humidity levels remain high in both months, with December at 84% and October at 87%, making the overall feel quite damp during this later part of the year. For more detailed insights on October weather, you can visit Rostrevor weather in October.
In comparing the weather of December and November, we see a slight drop in temperatures during December, with an average of 6°C (44°F) compared to November's 8°C (47°F). December also experiences a slightly lower maximum temperature of 13°C (56°F) compared to 15°C (59°F) in November. Precipitation remains similar between the two months, with December recording 92 mm (3.6 in) over 13 days and November having 91 mm (3.6 in) spread across 15 days. Humidity levels are also comparable, with December at 84% and November at 86%. For a closer look at November’s conditions, check out Rostrevor weather in November.
As December settles in, Rostrevor experiences a distinct shift in weather, trading the mildness of autumn for the crisp chill of winter. This month showcases a notable drop in temperatures, with the average hovering around 6°C while lows can dip down to -2°C, creating a stark contrast to the milder months preceding it. Precipitation increases as the year draws to a close, with 92 mm of rainfall over about half the month, resulting in a damp atmosphere that contributes to the high humidity levels around 84%. Visitors should prepare for a blend of wet and cold days, making December a time to enjoy cozy indoor activities or explore the stunning winter landscapes of this picturesque corner of Northern Ireland. For those curious about year-round weather patterns, dive deeper into the specifics of local climate by checking out Rostrevor Climate.