Last updated: March 17, 2025
Discover the December weather in Cobh, Ireland, a month where the charm of winter unfolds amidst fluctuating temperatures. Expect maximum highs around 14°C (57°F) and average temps settling at 9°C (48°F), giving way to cooler nights with lows plummeting to 1°C (34°F). Humidity lingers at a notable 83%, creating a damp atmosphere that often leads to frequent rain, with about 106 mm (4.2 in) of precipitation accumulating over 17 days. Whether you're exploring the scenic views or enjoying cozy local cafes, December in Cobh promises a captivating blend of winter's beauty and a touch of Irish unpredictability.
As December settles in Cobh, Ireland, temperatures begin to reflect the chill of winter. With minimums hovering around 1°C (34°F), the air carries a crispness that can feel quite vivid. The average temperature registers at a modest 9°C (48°F), inviting cozy layers and warm activities. Maximums reach 14°C (57°F), providing occasional relief from the cold, but overall, December maintains the trend of cooler conditions seen in the preceding months. This gradual transition into winter creates a picturesque scene in Cobh, where the festive spirit warms both the heart and the chilly air.
In December, Cobh, Ireland experiences a notable spike in precipitation, recording 106 mm (4.2 in), making it the wettest month of the year. This increase in rainfall coincides with a rise in precipitation days, with 17 days of rain, emphasizing the winter’s arrival. Compared to the earlier months, such as June and July, which see significantly less rain (52 mm and 56 mm respectively), December's weather paints a picture of a chilly, damp closure to the year. This trend is consistent with the overall pattern observed in the fall, where the months leading up to December gradually build anticipation for the festive but often soggy season ahead.
As winter descends on Cobh, Ireland, the humidity levels subtly shift, reflecting the changing seasons. In December, humidity dips slightly to 83%, marking a return to the cooler, crisp air of winter. This figure is part of a consistent pattern seen throughout the year, where humidity generally hovers between 83% and 86%. The months from October to March showcase the highest humidity averages, with October peaking at 86%, likely due to increased precipitation and cooler temperatures. Conversely, the summer months maintain a steady rate of around 84% to 85%, suggesting that while warm weather prevails, the moisture content in the air remains persistent. This seasonal rhythm illustrates Cobh's characteristic maritime climate, where humidity plays a crucial role in shaping both the environment and the local experience.
In Cobh, Ireland, December brings a return to the low UV Index, with a value of 1 that allows for a generous burn time of 45 minutes. This trend reflects the seasonal shift as sunlight diminishes during winter months, registering noticeably lower UV exposure compared to the summer highs. From a peak of 8 in June and July—when sun safety becomes a top priority—the UV Index gradually falls throughout the year, reaching its seasonal low in December. As you embrace the festive season, it's essential to be aware of these changes in UV levels for safe outdoor activities. For more detailed information, check out the Cobh UV Index.
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December in Cobh, Ireland, marks a time when daylight begins to wane, offering a glimpse of winter's early embrace. With an average of 104 hours of sunshine, the month stands as a contrast to the brighter spring and summer months, which boast an impressive count—400 hours in May and a peak of 407 hours in July. As the year draws to a close, the gentle decline in sunlight becomes evident, following a steady increase from 92 hours in January to a flourishing 324 hours in April. While December’s sunshine may be modest, it serves as a reminder of the vibrant light that will soon return, reflecting the cyclical nature of Cobh’s enchanting weather throughout the year.
In Cobh, Ireland, the likelihood of sunny weather in December is fairly low, with only a 22% chance of sunshine. This trend shows a significant dip compared to the preceding months, particularly from April to November, where the probabilities fluctuate between 23% and 48%. As winter sets in, the skies tend to remain bleak, offering a stark contrast to the brighter spring days that arrive just a few months later. Overall, December's forecast suggests that visitors should prepare for cloudier skies and a lower chance of basking in the sun’s warmth as the year draws to a close.
In Cobh, Ireland, December marks the culmination of a gradual decline in daylight duration, with only 7 hours of light available each day. As the year progresses from the long days of summer in June and July, which enjoy a generous 16 hours of daylight, the sun steadily retreats, leading to shorter days in the colder months. Following the vibrancy of spring, where daylight peaks at 15 hours in May, twilight becomes a more common sight by the end of the year. As we move from November's 8 hours into December's depths, the rhythm of the seasons reminds us of the embrace of winter, hinting at the promise of longer days to come with the arrival of spring.
As December settles in, Cobh, Ireland, experiences a notable shift in its wind patterns. With an average wind speed of 6.7 m/s (15 mph), this month sees a brisk uptick from the more temperate breezes of summer, which often hover around 4.0 to 4.8 m/s. The wind begins to gather strength, transitioning from November's milder 5.4 m/s (12 mph) toward the gustier conditions of winter. This increase not only sharpens the chill in the air but also invigorates the picturesque coastal town, setting the stage for a dynamic winter atmosphere. Overall, December's wind serves as a reminder of the shifting seasons, heralding the approach of colder months while providing an exhilarating zest to the rugged beauty of the Irish landscape.
The weather in Cobh 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 Cobh and find detailed weather information for every month.
In December, temperatures typically range from a minimum of 1°C (34°F) to a maximum of 14°C (57°F), with an average temperature of 9°C (48°F). The month sees considerable precipitation, totaling 106 mm (4.2 in) over 17 days, while humidity remains high at 83%. In contrast, January offers slightly cooler conditions, with temperatures ranging from 1°C (33°F) to 13°C (56°F) and an average of 8°C (46°F). There's notably less rainfall, amounting to 57 mm (2.2 in) over just 10 days, yet humidity stays consistent at 83%. For more detailed weather insights, check out Cobh weather in January.
In December, temperatures range from a minimum of 1°C (34°F) to a maximum of 14°C (57°F), with an average of 9°C (48°F). The month experiences considerable precipitation, totaling 106 mm (4.2 in) over 17 days and a humidity level of 83%. Meanwhile, February brings slightly cooler temperatures, with an average of 8°C (46°F) and maximums reaching 13°C (56°F). Precipitation is marginally lower at 100 mm (3.9 in), occurring over 15 days, and humidity increases to 85%. Overall, while both months feature similar temperature ranges, February tends to be a touch cooler and slightly less wet. For more specifics on February weather, you can check Cobh weather in February.
December and March present distinctly different weather conditions. In December, temperatures range from a minimum of 1°C (34°F) to a maximum of 14°C (57°F), with an average of 9°C (48°F) and significant precipitation measuring 106 mm (4.2 in) over 17 days, accompanied by high humidity levels at 83%. In contrast, March experiences slightly cooler temperatures, with a minimum of -2°C (28°F) and a maximum of 13°C (56°F), resulting in an average of 8°C (46°F). Precipitation is less in March, totaling 80 mm (3.2 in) over 14 days, and humidity remains a bit elevated at 84%. For more details on March weather, visit Cobh weather in March.
December and April exhibit comparable temperatures, with both months seeing average highs around 14°C (57°F) and lows close to 1°C (34°F) in December and 2°C (35°F) in April. However, December tends to be much wetter, receiving 106 mm (4.2 in) of precipitation over 17 days, compared to April's 65 mm (2.6 in) over just 10 days. Both months experience high humidity, with December at 83% and April slightly higher at 84%. For more details on April weather specifically, you can check this link: Cobh weather in April.
December and May present quite different weather experiences. In December, temperatures range from a chilly minimum of 1°C (34°F) to a maximum of 14°C (57°F), with an average of 9°C (48°F). This month also sees significant rainfall with 106 mm (4.2 in) spread over 17 days, resulting in a high humidity level of 83%. In contrast, May brings milder conditions with temperatures starting at a minimum of 5°C (41°F) and reaching up to 19°C (66°F), resulting in an average of 12°C (53°F). Precipitation in May is less abundant at 65 mm (2.5 in) over 11 days, and humidity is slightly higher at 84%. For a closer look at what to expect, check out Cobh weather in May.
In December, the weather tends to be much cooler, with temperatures ranging from a chilly 1°C (34°F) at night to a maximum of 14°C (57°F) during the day, and an average of 9°C (48°F). This month also sees considerable precipitation, with about 106 mm (4.2 in) falling over 17 days, contributing to a high humidity of 83%.
In contrast, June experiences milder and more pleasant weather, with temperatures stretching from a minimum of 8°C (47°F) to a comfortable maximum of 21°C (70°F), averaging around 14°C (58°F). Rainfall is significantly lower, totaling 52 mm (2.0 in) across just 9 days, while humidity remains relatively high at 85%. For more details, you can check Cobh weather in June.
Overall, December's weather is characterized by colder temperatures and more frequent rainfall, while June offers a much warmer and drier climate.
December and July weather present a stark contrast, showcasing the seasonal differences. In December, temperatures range from a chilly 1°C (34°F) at night to a mild 14°C (57°F) during the day, accompanied by significant precipitation of 106 mm (4.2 in) over 17 days and a high humidity level of 83%. In contrast, July offers a much warmer climate, with lows of 11°C (51°F) and daytime highs reaching 22°C (73°F). Precipitation in July is less frequent, totaling 56 mm (2.2 in) over 11 days, coupled with a slightly higher humidity of 85%. For more detailed insights into the climate specifics, you can refer to Cobh weather in July.
In December, temperatures in Cobh are quite cool, with a minimum of 1°C (34°F) and a maximum of only 14°C (57°F), creating a chilly atmosphere that is accompanied by high humidity at 83%. The month experiences considerable precipitation, with about 106 mm (4.2 in) falling over 17 days, making it one of the wetter months of the year. In contrast, August offers a milder climate, featuring a minimum temperature of 10°C (51°F) and a maximum of 22°C (71°F). Although the humidity remains slightly higher at 84%, the overall weather is more pleasant, with a total precipitation of 78 mm (3.1 in) over just 12 days. This significant difference highlights how much more temperate and dry August is compared to the wintery chill of December. For more details on the conditions during this summer month, check out Cobh weather in August.
December and September present quite different weather experiences. In September, temperatures are milder, with an average of 15°C (58°F) and highs reaching up to 21°C (70°F), making it a comfortable month for outdoor activities. In contrast, December sees much cooler temperatures, averaging around 9°C (48°F) with highs only reaching 14°C (57°F) and lows dropping to as low as 1°C (34°F). Precipitation is also more frequent in December, with 106 mm (4.2 in) falling over 17 days, compared to just 67 mm (2.6 in) over 11 days in September. Humidity levels are slightly higher in December at 83%, compared to 85% in September. For a detailed look at September weather in Cobh, check out Cobh weather in September.
When comparing the weather in December to that of October, December tends to be cooler and more humid. The average temperature in December hovers around 9°C (48°F), with a minimum of 1°C (34°F) and a maximum of 14°C (57°F), while October sees slightly milder conditions, with an average of 12°C (54°F) and highs reaching 18°C (65°F). Additionally, December experiences more precipitation, accumulating 106 mm (4.2 in) over 17 days, in contrast to October’s 95 mm (3.7 in) across 14 days. Humidity levels remain high in both months, with December sitting at 83% and October slightly higher at 86%. For a more detailed look at October’s weather specifics, you can visit Cobh weather in October.
December's weather shows a slight drop in temperature compared to November, with average lows of 1°C (34°F) and highs of 14°C (57°F). In contrast, November experiences slightly milder temperatures with averages ranging from a low of 3°C (39°F) to a high of 15°C (59°F). Additionally, December tends to be wetter, receiving 106 mm (4.2 in) of precipitation over 17 days, whereas November sees 88 mm (3.5 in) across 14 days. Humidity levels remain relatively consistent, with December at 83% and November at 84%. For a more detailed look at November's weather, visit Cobh weather in November.
As December settles in Cobh, the weather transitions into a cooler and wetter season, contrasting notably with the milder months prior. While temperatures can reach a maximum of 14°C, the average dips to a brisk 9°C, and chilly nights often plummet to around 1°C. This month is marked by significant precipitation, with 17 days of rainfall contributing to a total of 106 mm. The high humidity, averaging 83%, adds to the chilly atmosphere, making it essential to bundle up when exploring this picturesque coastal town. For a more detailed look at the area's weather patterns throughout the year, check out Cobh Climate.