December Weather in Maynooth, Ireland

Last updated: March 17, 2025

December in Maynooth, Ireland presents a chilly climate, where temperatures hover between a maximum of 13°C (56°F) and a minimum of -3°C (27°F), yielding an average of 7°C (44°F). Rainfall is a common occurrence this month, with 83 mm (3.3 in) of precipitation falling over approximately 14 days, contributing to the region's humidity level of 84%. This blend of cool temperatures and damp conditions creates a distinctly crisp wintry atmosphere, perfect for cozying up indoors or exploring the scenic beauty of this charming town.

December Temperature in Maynooth

As December rolls into Maynooth, Ireland, the temperatures begin to reflect the chill of winter, with minimums dipping to around -3°C (27°F). The average temperature sits at a brisk 7°C (44°F), offering a stark contrast to the more mild autumn months preceding it. While you can expect maximum temperatures to reach up to 13°C (56°F), there's a noticeable shift towards cooler days and longer nights, marking the transition into a festive atmosphere. Despite the drop, December's weather remains relatively mild compared to the extremes of January, suggesting a gradual easing into the winter season. Embracing layered clothing and cozy gatherings becomes essential as Maynooth takes on its winter charm, inviting both locals and visitors to enjoy its seasonal beauty.

December Weather in Maynooth: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Maynooth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434445485358616057524644
Data source: Temperature data for Maynooth 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 Maynooth

December in Maynooth, Ireland, sees consistent precipitation, accumulating 83 mm (3.3 in) over approximately 14 rainy days. This marks a slight decline in total rainfall compared to the peak months of August and November, which both recorded higher totals of 94 mm (3.7 in) and 84 mm (3.3 in), respectively. The precipitation pattern suggests a wetter late summer, gradually tapering off as the year draws to a close. December’s rainfall, while less than the 15 days of rain experienced in August, still contributes to the overall moisture that characterizes Ireland's mild winter climate. As the year concludes, Maynooth settles into a rhythm of steady rain, nurturing the lush green landscape the region is renowned for.

December Precipitation Trends in Maynooth

The chart displays monthly precipitation patterns in Maynooth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec517474456470719467758483
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Maynooth

In Maynooth, Ireland, December humidity exhibits a slightly lower level at 84%, making it one of the drier months of the year. This gentle dip follows a consistent pattern where humidity remains high, ranging from 83% to 87% throughout the winter and spring months. Notably, the peak humidity occurs in October at 87%, after which there is a gradual decline leading into December. The overall trend suggests that while the climate is predominantly humid, the winter months offer a brief respite, with December transitioning out of the high humidity typical of the year’s earlier months.

December Average Humidity in Maynooth

This chart illustrates the average monthly humidity levels in Maynooth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec85%86%86%85%83%85%86%85%86%87%87%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Maynooth

In Maynooth, Ireland, the UV Index shows a distinct seasonal fluctuation, reflecting the changing intensity of sunlight throughout the year. Starting with a low index of 1 in January and December, the risk of harm from unprotected sun exposure is minimal, allowing for leisurely outdoor activities without worry. As spring arrives, the UV Index climbs to 4 in March and 5 in April, prompting a shift to moderate exposure, where a bit more caution is advised due to slightly reduced burn times. The arrival of summer sees a noticeable surge, peaking at an impressive 8 in June and July, indicating a very high level of UV exposure and necessitating protective measures for skin health. As the seasons transition back to autumn, the UV Index gracefully tapers off to 5 in September and returns to moderate levels by October, ultimately settling again to a low index by November and December. For detailed information about the UV levels throughout the year, you can visit Maynooth UV Index.

Maximum UV Index Levels in Maynooth for December

The chart shows the monthly maximum UV Index (UVI) for Maynooth 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.
JanFebMarAprMayJunJulAugSepOctNovDec124578875321
Data source: Maynooth 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 Maynooth

In Maynooth, Ireland, the dance of daylight is evident throughout the year, reaching a vibrant peak in the heart of spring and early summer. January begins the cycle with a mere 80 hours of sunlight, but by April, this count surges to 308 hours, heralding the arrival of longer, brighter days. The sun embraces its full glory in May, providing a generous 385 hours, before starting a gradual tapering off through the summer. June and July offer impressive hours at 379 and 377 respectively, but as autumn approaches, the light begins to dwindle, culminating in December with only 91 hours. This compelling trend of increasing sunlight peaking in the late spring serves as a reminder of nature's rhythm, bringing warmth and joy to the Emerald Isle.

Monthly Sunshine Duration in Maynooth: December Highlighted

The December sunshine duration represents the total number of hours Maynooth 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.
JanFebMarAprMayJunJulAugSepOctNovDec80h145h190h308h385h379h377h329h288h226h114h91h
Data source: Maynooth December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Maynooth During December

As December rolls in, the likelihood of sunny weather in Maynooth, Ireland, rests at a modest 22%. This percentage suggests a slight upward trend after the often-gray months of autumn, where October and November display even lower chances of sunshine at 18% and 26%, respectively. Compared to earlier months in the year, such as February with just 21% or March at 20%, December offers a glimmer of hope for clearer skies. However, it remains one of the more overcast months, keeping locals and visitors alike prepared for the typical Irish winter weather. Despite the occasional sun peeking through the clouds, residents can expect a generally dreary December, making those rare sunny days all the more cherished.

Percentage of Sunny Days in December in Maynooth

The chart illustrates the percentage of sunny days in Maynooth 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 Maynooth experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%21%20%42%32%22%28%23%20%18%26%22%
Data source: Maynooth December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Maynooth in December

In Maynooth, Ireland, daylight duration follows a distinct seasonal rhythm, with January and December offering just 8 hours and 7 hours of daylight, respectively, marking the darkest months of the year. As winter gives way to spring, daylight begins to stretch, reaching 11 hours in March and a vibrant 14 hours by April. This upward trend continues into summer, peaking at 16 hours during both June and July, allowing for long, sun-soaked days perfect for exploring the lush landscapes. As autumn approaches, daylight hours gradually decrease, with August offering 14 hours before tapering to 12 hours in September. By October, daylight drops further to 10 hours, leaving the shorter days to return by November's 8 hours. This rhythm of light and dark shapes life in Maynooth, highlighting the delicate balance between the seasons.

Average Daylight Hours in Maynooth for December

The chart illustrates the variation in daylight duration in Maynooth throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 6m9h 48m11h 54m14h 2m15h 55m16h 55m16h 23m14h 41m12h 37m10h 30m8h 35m7h 32m
Data source: Maynooth daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Maynooth

As December rolls in Maynooth, Ireland, the wind begins to pick up, registering an average speed of 4.4 m/s (10 mph). This is a modest increase from the calmer days of summer, where wind speeds dipped to their lowest at 2.6 m/s (6 mph) in July. Throughout the year, a fascinating trend emerges: the transition from milder spring breezes, averaging around 3.1 m/s (7 mph) in April, to the more robust autumn and winter gusts. Notably, November holds steady with an average of 4.3 m/s (10 mph), mirroring December’s inviting yet brisk conditions. The changing seasons in Maynooth bring a refreshing variety to the air, inviting both resilience and beauty in the dance of the December wind.

Average December Wind Speed in Maynooth

The chart displays monthly wind speed patterns in Maynooth, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.05.44.43.13.63.42.63.33.34.34.34.4 m/s
Data source: Maynooth December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Maynooth Compares to Other Months

The weather in Maynooth 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 Maynooth and find detailed weather information for every month.

In comparing the weather in December and January, we see a slight drop in minimum temperatures, with January reaching lows of -5°C (24°F) compared to December's -3°C (27°F). The average temperatures are fairly similar, with December averaging 7°C (44°F) and January just a degree cooler at 6°C (43°F). Interestingly, January experiences slightly less precipitation at 50 mm (2.0 in) over 10 days, compared to December's 83 mm (3.3 in) over 14 days. Humidity remains high during both months, with December at 84% and January marginally higher at 85%. For more detailed information about weather conditions in January, you can refer to Maynooth weather in January.

In December, the weather typically features a minimum temperature of -3°C (27°F) and an average temperature of around 7°C (44°F), reaching a maximum of 13°C (56°F). The month sees about 83 mm (3.3 in) of precipitation over 14 days, with humidity at a high 84%. In contrast, February experiences slightly milder conditions, with the same minimum temperature of -3°C (27°F), but an average of 6°C (44°F) and a higher maximum of 16°C (61°F). Precipitation decreases to 74 mm (2.9 in) while still occurring over 14 days, and humidity remains high at 86%. For more details, you can check Maynooth weather in February.

In December, the weather tends to be chilly, with temperatures ranging from a low of -3°C (27°F) to a high of 13°C (56°F) and an average of around 7°C (44°F). During this month, precipitation is relatively high at 83 mm (3.3 in) over 14 days, coupled with a humidity level of 84%.

In contrast, March offers slightly milder temperatures, with a minimum of -4°C (24°F), an average of 7°C (45°F), and a maximum reaching up to 17°C (63°F). Though the precipitation levels are a bit lower at 74 mm (2.9 in) over 16 days, humidity remains high at 86%.

For more detailed information on the weather patterns of March, you can check Maynooth weather in March.

December and April present contrasting weather patterns. In December, temperatures range from a chilly -3°C (27°F) to a mild 13°C (56°F), with an average of 7°C (44°F). This month experiences substantial precipitation, totaling 83 mm (3.3 in) over 14 days, and maintains a high humidity level of 84%. In comparison, April sees a slightly warmer average temperature of 9°C (48°F), with daytime highs reaching 21°C (70°F). Precipitation in April is significantly lower at 45 mm (1.8 in) across 10 days, and humidity increases slightly to 85%. For more detailed information on weather patterns during this month, visit Maynooth weather in April.

December and May present contrasting weather patterns, highlighting the shift from winter to spring. In December, temperatures can dip as low as -3°C (27°F), with an average of 7°C (44°F) and maximums reaching 13°C (56°F). The month is characterized by significant precipitation, totaling around 83 mm (3.3 in) over 14 rainy days, coupled with high humidity at 84%. In comparison, May offers a more pleasant climate with minimum temperatures around -1°C (31°F) and an average of 12°C (53°F), soaring to highs of 24°C (75°F). Precipitation decreases to 64 mm (2.5 in) over 12 days, while humidity remains slightly lower at 83%. For a detailed look at temperatures and conditions, visit Maynooth weather in May.

December and June present quite differing weather patterns. In December, temperatures range from a chilly -3°C (27°F) to a mild 13°C (56°F), with an average of 7°C (44°F). This month typically experiences around 83 mm (3.3 in) of precipitation over 14 days and a high humidity of 84%. In contrast, June brings more warmth, with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 27°C (81°F), averaging 15°C (59°F). The precipitation in June is slightly less at 70 mm (2.8 in) over 13 days, with humidity remaining relatively high at 85%. For a closer look at weather trends, check out Maynooth weather in June.

December and July present contrasting weather conditions in Maynooth. In December, temperatures can drop to a chilly -3°C (27°F), with an average of 7°C (44°F) and a maximum of 13°C (56°F). The month sees significant precipitation, totaling 83 mm (3.3 in) over 14 days, coupled with high humidity at 84%. In contrast, July offers a much warmer climate with temperatures ranging from a minimum of 7°C (45°F) to a pleasant average of 16°C (62°F) and highs reaching 28°C (83°F). The total precipitation in July is lower at 71 mm (2.8 in) spread over 12 days, alongside slightly higher humidity at 86%. For a closer look at the July weather specifics, you can visit Maynooth weather in July.

December and August present contrasting weather conditions. In December, temperatures range from a chilly minimum of -3°C (27°F) to a mild maximum of 13°C (56°F), while the month averages around 7°C (44°F). With 83 mm (3.3 in) of precipitation spread across 14 days and a humidity level of 84%, December exudes a damp chill. In stark contrast, August offers much warmer temperatures, with a minimum of 7°C (45°F) and a maximum reaching 24°C (75°F), averaging 16°C (60°F). Although it sees slightly more precipitation at 94 mm (3.7 in) over 17 days, the humidity remains comparable at 85%. For more insights on August weather, visit Maynooth weather in August.

In comparison to September, December's weather is considerably chillier, with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 13°C (56°F), contrasted with September's milder range of 2°C (37°F) to 23°C (74°F). Additionally, December experiences more precipitation, accumulating 83 mm (3.3 in) over 14 days, while September sees less with 67 mm (2.6 in) over 13 days. The humidity levels are relatively similar, with December at 84% and September slightly higher at 86%. For more detailed information about September weather in Maynooth, you can visit Maynooth weather in September.

In comparing the weather between October and December, October typically experiences milder temperatures, with an average of 11°C (52°F) and maximums reaching 20°C (68°F), while December sees cooler conditions, averaging 7°C (44°F) and peaking at 13°C (56°F). Rainfall is relatively similar, with October receiving about 75 mm (3.0 in) over 13 days and December slightly wetter at 83 mm (3.3 in) across 14 days. Humidity remains high in both months, peaking at 87% in October compared to 84% in December. For more details, check out Maynooth weather in October.

December weather is slightly cooler than November, with average temperatures ranging from a minimum of -3°C (27°F) to a maximum of 13°C (56°F), compared to November's temperatures of -2°C (29°F) to 15°C (60°F). Both months have comparable precipitation levels, with December receiving 83 mm (3.3 in) over 14 days, while November sees 84 mm (3.3 in) across 13 days. Humidity levels are also similar, with December at 84% and November at 86%. For more details about November weather, check out Maynooth weather in November.

Compare Maynooth's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Maynooth

As December settles over Maynooth, the weather takes a noticeable turn, contrasting with the milder autumn months. Temperatures dip, typically hovering around chilly averages, and the month is marked by a significant increase in precipitation, with rain making an appearance on nearly half the days. This high humidity level of 84% often makes the air feel even colder. With the increase in rainfall and lower temperatures, December truly encapsulates the essence of winter in Maynooth, leading to a cozy yet brisk atmosphere. To explore more about the climatic conditions throughout the year, visit Maynooth Climate.