December Weather in Arenzano, Italy

Last updated: March 24, 2025

In Arenzano, Italy, December brings chilly temperatures, with a maximum of 16°C (61°F) and a minimum that dips to -2°C (28°F). The average temperature hovers around 6°C (42°F), making the month feel quite brisk. Rainfall is notable, with an average of 129 mm (5.1 in) spread over 10 days, contributing to the frequently humid atmosphere at 85%. Despite the colder weather, December in Arenzano offers a unique charm, showcasing the beauty of winter along the Italian coast.

December Temperature in Arenzano

In Arenzano, Italy, December marks the transition into the chillier winter season, with temperatures reflecting a noticeable drop compared to the milder months preceding it. The average temperature sits at a crisp 6°C (42°F), flanked by a minimum of -2°C (28°F) and a maximum of 16°C (61°F). This month serves as a gentle reminder of the mountain air, as temperatures begin their descent from the relatively warmer fall months. December stands out with its cold nights and cool days, inviting visitors to bundle up and enjoy the festive atmosphere of this charming coastal town. With the holiday spirit in full swing, the cooler climate adds a touch of magic to Arenzano’s scenic vistas.

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

The chart illustrates December temperature patterns in Arenzano, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414548546068727366584942
Data source: Temperature data for Arenzano 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 Arenzano

In Arenzano, Italy, December ushers in a significant shift in precipitation patterns, with 129 mm (5.1 in) of rainfall spread over 10 days. This is a noticeable decline from the heavy downpours of November, which recorded 212 mm (8.3 in) over 14 days, yet it still highlights the region's tendency for wet winters. Compared to the drier summer months, December's rainfall reflects the transition to cooler weather, while the frequency of rainy days continues to offer a striking contrast to the more arid conditions experienced in July and August, where only 9 days each saw precipitation. As the year closes, the blend of rainfall and cooler air sets a vibrant, if somewhat soggy, stage for the winter months ahead.

December Precipitation Trends in Arenzano

The chart displays monthly precipitation patterns in Arenzano, 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.
JanFebMarAprMayJunJulAugSepOctNovDec6672929112062644878183212129
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Arenzano

In Arenzano, Italy, December sees a notable rise in humidity, with levels reaching 85%. This marks a slight decline from the consistently high humidity levels of November and October, both hovering around 88%. As the year unfolds, a clear trend emerges: humidity levels peak in the colder months, peaking sharply in early winter before gradually receding. From the summer's low of 64% in August, the transition to winter demonstrates an increasing pattern of moisture, influencing the coastal climate and creating a rich tapestry of weather that is characteristic of this vibrant region. Overall, while December remains humid, it indicates the beginning of a slow shift towards drier conditions in the coming months.

December Average Humidity in Arenzano

This chart illustrates the average monthly humidity levels in Arenzano, 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.
JanFebMarAprMayJunJulAugSepOctNovDec88%81%76%77%74%71%67%64%74%87%88%85%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Arenzano

As the year winds down in Arenzano, Italy, December brings a low UV Index of 2, offering a respite from the harsh sun exposure seen in the summer months. With a burn time of 45 minutes, this is an ideal time for outdoor activities without the immediate risk of sunburn. Throughout the year, the UV Index fluctuates significantly; peaking in the summer with values of 8 and 9—both categorized as very high—and quickly declining as fall sets in. Notably, January and December both share a low UV Index, suggesting a reassuring consistency in sun exposure during the winter months. For those looking to plan their sun-safe outings, understanding these trends is essential. For more detailed information, visit Arenzano UV Index.

Maximum UV Index Levels in Arenzano for December

The chart shows the monthly maximum UV Index (UVI) for Arenzano 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.
JanFebMarAprMayJunJulAugSepOctNovDec236789987532
Data source: Arenzano 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 Arenzano

December in Arenzano, Italy, wraps up the year with a gentle yet dwindling glow, offering 220 hours of sunshine. As the holiday season approaches, the days grow shorter, a stark contrast to the sun-drenched summer months that basked in a peak of 425 hours in July. While December's sunlight is significantly less than the cheeky 388 hours of May, it still offers a warm embrace compared to the dreariness that winter can bring. This gradual decline from the sun’s zenith in summer sets the stage for the cozy charm of winter in Arenzano, making it a perfect backdrop for leisurely strolls and festive cheer during the year's end.

Monthly Sunshine Duration in Arenzano: December Highlighted

The December sunshine duration represents the total number of hours Arenzano 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.
JanFebMarAprMayJunJulAugSepOctNovDec186h228h308h343h388h410h425h395h339h293h223h220h
Data source: Arenzano December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Arenzano During December

In Arenzano, Italy, the likelihood of enjoying sunny weather in December stands at 47%, reflecting a slight upturn compared to the preceding month, November, which boasts only a 35% chance. As the year progresses, a noticeable trend emerges: the probability of sun increases from the winter months of January and February to the spring months, peaking in August with 56%. While December's 47% is relatively moderate, it signals a favorable start to winter when compared to the gloomier prospects of late autumn. This trend suggests that while December might not guarantee sun-soaked days, it certainly offers a refreshing shift towards clearer skies as the festive season approaches.

Percentage of Sunny Days in December in Arenzano

The chart illustrates the percentage of sunny days in Arenzano 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 Arenzano experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%42%58%46%40%46%46%56%46%50%35%47%
Data source: Arenzano December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Arenzano in December

In Arenzano, Italy, the daylight hours undergo a rhythmic transformation throughout the year, peaking in the summer months. Starting with 8 hours in December, daylight gradually increases as the year unfolds, reaching a delightful 15 hours in both June and July. As autumn approaches, daylight begins to decline, with November and December experiencing the shortest hours. This trend highlights a vibrant cycle of light, with spring and summer providing the most sunlit days, inviting residents and visitors alike to relish in the warmth and brightness of the Italian coast. In contrast, the shorter days of winter remind us of nature's restful phase, creating a balanced annual rhythm.

Average Daylight Hours in Arenzano for December

The chart illustrates the variation in daylight duration in Arenzano throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 15m10h 26m11h 56m13h 29m14h 48m15h 28m15h 7m13h 57m12h 28m10h 56m9h 34m8h 52m
Data source: Arenzano daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Arenzano

In Arenzano, Italy, the December winds bring a gentle breeze, averaging around 2.4 m/s (5 mph). This slight dip in wind speed continues the trend observed over the warmer months, where gusts have been relatively mild. Notably, the most blustery month is November, with winds reaching an average of 3.3 m/s (7 mph), while October also enjoys a lively air, showcasing a seasonal shift. As the year closes, the wind settles into a calmer rhythm, echoing the tranquility of winter in this picturesque coastal town. The consistent low winds from June through September also highlight Arenzano's serene atmosphere, making it an ideal retreat during the cooler months.

Average December Wind Speed in Arenzano

The chart displays monthly wind speed patterns in Arenzano, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.72.62.62.82.62.22.12.42.02.93.32.4 m/s
Data source: Arenzano December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Arenzano Compares to Other Months

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

December and January exhibit notable differences in weather conditions. December typically experiences milder averages, with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 16°C (61°F), while January sees a slight drop in minimum temperatures to -6°C (21°F) and a maximum of 15°C (59°F). Precipitation is more prominent in December, with 129 mm (5.1 in) over about 10 days, compared to January's 66 mm (2.6 in) during just 7 days. Humidity is slightly higher in January at 88%, compared to December’s 85%. For more detailed insights into January weather, visit Arenzano weather in January.

In December, the weather is generally milder with temperatures ranging from a minimum of -2°C (28°F) to a maximum of 16°C (61°F), averaging around 6°C (42°F). This month experiences significant precipitation, totaling 129 mm (5.1 in) over about 10 days, coupled with high humidity at 85%.

In contrast, February tends to be slightly cooler, with temperatures dipping to a minimum of -5°C (24°F) and reaching a maximum of 18°C (64°F), averaging around 7°C (45°F). Precipitation decreases to 72 mm (2.8 in), still spread across 10 days, but humidity is marginally lower at 81%. For those wanting to know more about February weather specifics, visit Arenzano weather in February.

December weather typically brings cool temperatures ranging from -2°C (28°F) to a mild 16°C (61°F), with an average of 6°C (42°F). The month is marked by higher humidity at 85% and significant precipitation of 129 mm (5.1 in) over about 10 days. In contrast, March offers slightly colder minimum temperatures at -4°C (25°F), but overall warmth increases, with averages reaching 9°C (48°F) and maximums peaking at 21°C (69°F). Precipitation drops to 92 mm (3.6 in) across 9 days, and humidity decreases to 76%. For more specific information on March weather, you can check Arenzano weather in March.

December and April present markedly different weather patterns. In December, temperatures range from a chilly -2°C (28°F) at night to a mild 16°C (61°F) during the day, with an average of 6°C (42°F). This month tends to be wetter, with 129 mm (5.1 in) of precipitation spread over about 10 days and higher humidity levels at 85%. In contrast, April brings a noticeable warm-up, with minimum temperatures of 1°C (33°F), average highs reaching 25°C (77°F), and a more temperate average of 12°C (54°F). Precipitation decreases to 91 mm (3.6 in) over approximately 9 days, accompanied by lower humidity at 77%. For more details on the weather specific to April, check out Arenzano weather in April.

December weather brings chillier temperatures, with an average around 6°C (42°F) and nighttime lows dipping as low as -2°C (28°F). It also has a higher humidity level of 85% and experiences more rainfall, accumulating 129 mm (5.1 in) over 10 days. In contrast, May showcases a significant warming trend, featuring an average temperature of 16°C (60°F) and highs reaching up to 29°C (85°F). Although May experiences slightly less precipitation at 120 mm (4.7 in), it has more rainy days, totaling 16. For more detailed insights on this monthly shift, you can explore Arenzano weather in May.

December and June present contrasting weather experiences. In December, temperatures range from a chilly -2°C (28°F) at night to a mild 16°C (61°F) during the day, while the average temperature hovers around 6°C (42°F). This month is characterized by high humidity at 85% and significant precipitation, with about 129 mm (5.1 inches) falling over 10 days. In stark contrast, June enjoys much warmer temperatures, with nighttime lows of 12°C (54°F) and daytime highs reaching up to 34°C (94°F), averaging around 20°C (69°F). Rainfall drops significantly to 62 mm (2.4 inches) over the same number of days, and humidity decreases to 71%. For more insights into June weather, you can check Arenzano weather in June.

When comparing December and July weather, notable differences emerge. In December, temperatures range from a chilly -2°C (28°F) at night to a mild 16°C (61°F) during the day, with average temperatures around 6°C (42°F). The month experiences considerable precipitation, totaling 129 mm (5.1 in) over about 10 days, accompanied by high humidity at 85%. In stark contrast, July offers much warmer conditions, with minimum temperatures of 14°C (58°F) and maximums reaching up to 33°C (91°F), averaging 22°C (73°F). Additionally, July sees significantly less rainfall, with only 64 mm (2.5 in) spread over 9 days and a much lower humidity level of 67%. For more details about July weather, you can visit Arenzano weather in July.

December and August present stark contrasts in weather patterns. In December, temperatures can dip as low as -2°C (28°F) and typically hover around an average of 6°C (42°F), peaking at a maximum of 16°C (61°F). This winter month is characterized by higher humidity at 85% and more substantial precipitation, totaling 129 mm (5.1 in) over about 10 days. In sharp contrast, August boasts a much warmer climate with minimum temperatures of 14°C (57°F) and an average of 23°C (74°F), reaching highs of 32°C (89°F). The summer month experiences significantly less rainfall, with only 48 mm (1.9 in) over the same number of days, and lower humidity at 64%. For a detailed look at the weather in Arenzano during August, you can visit Arenzano weather in August.

December and September present contrasting weather patterns. In December, temperatures range from a chilly -2°C (28°F) at night to a mild 16°C (61°F) during the day, with an average temperature of 6°C (42°F). This month also experiences higher precipitation, totaling 129 mm (5.1 in) over approximately 10 days, accompanied by a humidity level of 85%. In contrast, September boasts warmer temperatures, with lows of 8°C (47°F) and highs reaching up to 29°C (84°F), averaging around 19°C (67°F). Precipitation is less frequent in September, with 78 mm (3.1 in) expected over about 11 days and a lower humidity of 74%. For a closer look at September's climate, check out this link: Arenzano weather in September.

In comparing the weather between December and October, one can see notable differences in temperature and precipitation. In December, temperatures range from a minimum of -2°C (28°F) to a maximum of 16°C (61°F), with an average temperature of 6°C (42°F). Conversely, October is milder, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 25°C (77°F) and an average of 15°C (59°F). While December experiences 129 mm (5.1 in) of precipitation over about 10 days, October receives slightly more precipitation at 182 mm (7.2 in) across 11 days. Humidity levels remain quite similar, with December at 85% and October at 87%. For more detailed information, you can refer to Arenzano weather in October.

December experiences cooler temperatures compared to November, with average daily highs around 6°C (42°F) versus November's 10°C (50°F). Additionally, December has a lower minimum temperature of -2°C (28°F), making it the colder month overall. While precipitation decreases in December to 129 mm (5.1 in) from November's 212 mm (8.3 in), the number of rainy days is only slightly fewer, with December recording rainfall on 10 days compared to 14 days in November. Humidity remains relatively high in both months, but December is slightly less humid at 85% compared to November's 88%. For more detailed insights on November's weather, you can read Arenzano weather in November.

Compare Arenzano's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Arenzano

As December sweeps into Arenzano, the weather takes on a chillier disposition, marking a distinct departure from the milder conditions of previous months. With an increased likelihood of rain and humidity levels around 85%, this month often feels brisk and damp. While the temperatures can range from slightly above freezing to mild afternoons, the average tends to hover lower, painting a contrasting picture against the more temperate autumn. Embrace the cozy vibes of this wintry month, and keep an eye on the skies, as precipitation is common in December. For a deeper dive into what to expect throughout the seasons, explore Arenzano Climate.