December Weather in Portofino, Italy

Last updated: March 24, 2025

In December, Portofino, Italy, experiences a mild yet moist climate, with average temperatures hovering around 11°C (53°F). Daily highs can reach up to 16°C (62°F), while the chill of nighttime brings the temperature down to a minimum of 5°C (42°F). Rainfall is a notable aspect of this month, averaging 194 mm (7.6 in) over 15 days, leading to a high humidity level of 85%. This combination of cool temperatures and frequent rain creates a serene atmosphere, perfect for those seeking a tranquil retreat amid the stunning coastal scenery.

December Temperature in Portofino

As December settles in Portofino, Italy, the temperatures begin to cool, creating a charming winter ambiance. The minimum temperature hovers around 5°C (42°F), while daytime welcomes a mild average of 11°C (53°F), peaking at a comfortable 16°C (62°F). This month marks a gentle decline from the warmer embrace of November, yet it's significantly warmer than many other European destinations in winter. As the festive season approaches, visitors can enjoy the picturesque coastal scenery, wrapped in light layers, as the town transforms into a winter wonderland, inviting moments of exploration and relaxation by the sea.

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

The chart illustrates December temperature patterns in Portofino, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec505152566270757671645752
Data source: Temperature data for Portofino 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 Portofino

In December, Portofino experiences a substantial increase in precipitation, with 194 mm (or 7.6 inches) of rain falling over an average of 15 days. This month marks a notable shift, continuing the trend of heightened rainfall that begins in the fall, peaking in November with 216 mm (8.5 in). As temperatures cool, the coastal town's stunning landscape thrives under this late-autumn downpour, reminiscent of the lush scenery seen in spring. Compared to the drier summer months, like July and August, where rainfall dips to just 30 mm (1.2 in) and 35 mm (1.4 in), December’s wetter conditions underscore the seasonal contrasts that define Portofino's climate, creating a picturesque yet moody backdrop for visitors and locals alike.

December Precipitation Trends in Portofino

The chart displays monthly precipitation patterns in Portofino, 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.
JanFebMarAprMayJunJulAugSepOctNovDec921211169410740303585211216194
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Portofino

In December, Portofino experiences a humidity level of 85%, which is slightly lower than the preceding months of October and November, both hovering at 88%. This slight dip aligns with the general trend of declining humidity from the summer's more comfortable 64% in August to the winter months. Throughout the year, the region showcases a gradual decrease in humidity, peaking in the colder months and seeing its lowest levels in the summer, particularly in July and August. The atmospheric moisture levels in December reflect a typical Mediterranean climate, with a lush, refreshing ambiance that complements the picturesque coastal landscape.

December Average Humidity in Portofino

This chart illustrates the average monthly humidity levels in Portofino, 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 Portofino

As the year comes to a close, December in Portofino, Italy, offers a notable drop in UV Index levels, settling at a low 2. This translates to a generous burn time of 45 minutes, making it a perfect month for leisurely outdoor activities without excessive sun exposure concerns. Following a summer of high and very high UV readings, which peaked at 9 in both June and July, the trend reflects a significant decrease in solar intensity. With January also forecasted to maintain a low index of 2, December serves as a gentle reminder of the seasonal shift towards milder sun conditions. For those planning a visit, understanding these UV trends is essential to enjoy Portofino safely. For more details, check out the Portofino UV Index.

Maximum UV Index Levels in Portofino for December

The chart shows the monthly maximum UV Index (UVI) for Portofino 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: Portofino 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 Portofino

In December, Portofino, Italy, basks in a gentle embrace of 217 hours of sunshine, a notable dip from the sun-drenched heights of the summer months. This month marks the descent into winter, where daylight gradually dwindles, following a robust peak of 427 hours in July. Interestingly, while December experiences less sunshine than both November and October, it still retains a charm with its crisp air and stunning coastal views. As the year draws to a close, the transition from the lively warmth of mid-year towards the quieter, contemplative beauty of winter encapsulates the essence of Portofino, inviting visitors to appreciate its serenity in a new light.

Monthly Sunshine Duration in Portofino: December Highlighted

The December sunshine duration represents the total number of hours Portofino 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.
JanFebMarAprMayJunJulAugSepOctNovDec187h230h310h347h389h413h427h398h341h297h227h217h
Data source: Portofino December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Portofino During December

In December, Portofino experiences a 47% chance of sunny weather, which is a pleasant contrast to the chill of winter. As the year progresses, the likelihood of sunny days fluctuates, peaking during the summer months—particularly in August with a 63% chance. Notably, early winter shows a gentle decline from the milder, sunnier months, with November dropping to 40% before slightly recovering in December. This trend highlights the charm of the off-season, where visitors can still enjoy a decent amount of sunshine amid the tranquil beauty of Portofino's coastal landscapes.

Percentage of Sunny Days in December in Portofino

The chart illustrates the percentage of sunny days in Portofino 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 Portofino experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec37%47%61%50%45%55%57%63%54%54%40%47%
Data source: Portofino December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Portofino in December

As December settles over Portofino, Italy, the sunlight begins its retreat, casting an enchanting yet serene atmosphere over the coastal gem. With daylight hours dwindling to a mere 8 hours, this month marks a significant decline from the 14 hours basked in during May, highlighting a remarkable seasonal shift. The progression of daylight from January's 9 hours to December's shortest span reflects the natural rhythm of the year, where the vibrant glow of summer gives way to the tranquil embrace of winter. Despite the limited daylight, the allure of Portofino remains, inviting visitors to explore its stunning vistas and cozy charm under the softer winter sun.

Average Daylight Hours in Portofino for December

The chart illustrates the variation in daylight duration in Portofino 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 27m11h 56m13h 28m14h 47m15h 27m15h 6m13h 56m12h 28m10h 56m9h 35m8h 53m
Data source: Portofino daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Portofino

As December rolls in Portofino, Italy, the winds begin to settle into a gentle rhythm, with an average speed of 3.7 m/s (8 mph). This is a noticeable drop from the brisker gusts of November, which recorded an invigorating 5.9 m/s (13 mph). The calming breezes of December evoke a sense of tranquility as they weave through the charming coastal streets, contrasting with the more lively winds of earlier months. From earlier peaks in late autumn, the December winds reflect a transition towards the milder conditions of winter, creating a serene backdrop for those exploring this picturesque town. As the year winds down, Portofino's December air invites both residents and travelers to bask in a calmer maritime embrace.

Average December Wind Speed in Portofino

The chart displays monthly wind speed patterns in Portofino, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5.04.43.73.73.93.03.43.43.04.65.93.7 m/s
Data source: Portofino December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Portofino Compares to Other Months

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

In December, the weather is characterized by slightly warmer average temperatures, ranging from a minimum of 5°C (42°F) to a maximum of 16°C (62°F), with an average of 11°C (53°F). During this month, precipitation is quite high at 194 mm (7.6 in), spread over 15 days, and the humidity averages around 85%. In contrast, January experiences slightly cooler temperatures, with a minimum of 4°C (40°F) and a maximum remaining the same at 16°C (61°F), leading to an overall average of 10°C (50°F). Precipitation drops significantly to 92 mm (3.6 in) across 10 days, and humidity increases slightly to 88%. For more information on January weather specifics, visit Portofino weather in January.

December and February present distinct weather profiles, showcasing the transition from late autumn to early spring. In December, temperatures range from a minimum of 5°C (42°F) to a maximum of 16°C (62°F), with an average of 11°C (53°F). This month experiences higher precipitation, totaling 194 mm (7.6 in) over 15 days, and a humidity level of 85%, creating a cooler, more damp atmosphere. In contrast, February sees a slight dip in minimum temperatures, reaching as low as -1°C (31°F), while still peaking at 17°C (62°F) and holding an average of 10°C (51°F). Precipitation decreases to 121 mm (4.8 in) across 13 days, and humidity drops slightly to 81%, indicating a milder, though still changeable, winter environment. For more specific insights into winter conditions, you can check out Portofino weather in February.

In December, temperatures in Portofino typically range from a mild 5°C (42°F) to a comfortable 16°C (62°F), with an average of 11°C (53°F). The month experiences significant precipitation, totaling 194 mm (7.6 in) over about 15 days and a high humidity level of 85%, making it feel quite damp. In contrast, March offers slightly cooler temperatures, with lows around 1°C (34°F) and highs reaching up to 18°C (64°F), maintaining an average temperature similar to December at 11°C (52°F). Precipitation is lower in March, totaling 116 mm (4.6 in) over 11 days, and humidity decreases to 76%, making for a fresher feel as spring approaches. For more detailed insights on the March weather, you can check Portofino weather in March.

When comparing the weather in December and April, a noticeable shift can be observed. December typically presents cooler temperatures, ranging from a minimum of 5°C (42°F) to a maximum of 16°C (62°F), with an average of 11°C (53°F). In contrast, April offers milder weather, where temperatures range from a minimum of 6°C (43°F) to a maximum of 22°C (71°F), averaging around 13°C (57°F). Precipitation is also significantly different, with December receiving 194 mm (7.6 in) of rainfall over 15 days, compared to April’s 93 mm (3.7 in) over just 8 days. Additionally, humidity levels are higher in December at 85%, while April sees a decline to 77%. For more details on the specifics of April weather, check out Portofino weather in April.

In December, the weather is significantly cooler, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 16°C (62°F). This month also experiences higher humidity levels at 85% and more precipitation, averaging 194 mm (7.6 in) over 15 rainy days. In contrast, May brings a welcome warmth, with average temperatures between 9°C (49°F) and 26°C (78°F). The humidity drops to 74%, and there is less rainfall, totaling around 107 mm (4.2 in) over just 13 days. For more details on the weather during this pleasant month, visit Portofino weather in May.

December weather in Portofino is characterized by cooler temperatures, with minimums around 5°C (42°F) and average highs reaching 16°C (62°F). This month also sees considerable precipitation, averaging 194 mm (7.6 in) over roughly 15 days, accompanied by high humidity levels of 85%. In contrast, June brings a significant warming trend, with minimum temperatures rising to 15°C (60°F) and maximums reaching 29°C (85°F). The drier conditions in June result in only 40 mm (1.6 in) of rain over about 7 days, and humidity decreases to a more comfortable 71%. For more detailed insights into June's climate, you can check out Portofino weather in June.

In December, the weather is significantly cooler and wetter compared to July. With minimum temperatures around 5°C (42°F) and averages peaking at 16°C (62°F), it is a month characterized by high humidity at 85% and frequent rainfall, amounting to 194 mm (7.6 in) over 15 days. In stark contrast, July boasts much warmer temperatures, with lows of 19°C (66°F), average highs of 29°C (85°F), and very little precipitation at just 30 mm (1.2 in) over only 5 days. The humidity in July is also lower at 67%, making it a more pleasant and dry month overall. For more detailed insights on the delightful summer weather, visit Portofino weather in July.

In December, the weather tends to be much cooler and wetter, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 16°C (62°F). This month also experiences high humidity at 85% and significant precipitation, totaling 194 mm (7.6 in) over approximately 15 days. In contrast, August offers a warm and pleasant climate, with temperatures averaging between 19°C (66°F) and 30°C (87°F) and significantly less rainfall—only 35 mm (1.4 in) across about 5 days. The humidity in August is also lower, at 64%, making it a more comfortable month overall. For more details on the delightful weather you can expect during this summer month, visit Portofino weather in August.

When comparing the weather in December and September, notable differences emerge. December tends to be much cooler, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 16°C (62°F). In contrast, September enjoys warmer conditions, with average temperatures between 15°C (59°F) and 28°C (82°F). Additionally, December is quite wet, receiving approximately 194 mm (7.6 inches) of precipitation over 15 days, while September sees much less rain, totaling around 85 mm (3.3 inches) over 9 days. Humidity levels also differ, with December experiencing a higher humidity of 85% compared to September's 74%. For more insights, check out Portofino weather in September.

In comparing the weather between December and October, December tends to be cooler and wetter. The average temperature in December hovers around 11°C (53°F), with minimums of 5°C (42°F) and maximums reaching 16°C (62°F). In contrast, October offers milder conditions, with averages of 18°C (65°F), minimums of 13°C (55°F), and maximums that can peak at 24°C (75°F). Additionally, December experiences higher precipitation levels, totaling 194 mm (7.6 in) over 15 days, compared to October's 211 mm (8.3 in) over just 11 days. Humidity in both months is relatively high, with December at 85% and October slightly higher at 87%. For a deeper look into what you can expect, check out Portofino weather in October.

In comparing the weather of December and November, December tends to be slightly cooler, with average temperatures ranging from a minimum of 5°C (42°F) to a maximum of 16°C (62°F), compared to November's higher range of 7°C (45°F) to 19°C (67°F). Precipitation is also notable, with December receiving 194 mm (7.6 in) over 15 days, while November sees 216 mm (8.5 in) across 17 days, indicating a slight reduction in both rainfall and rainy days during December. Humidity remains high in both months, at 85% for December and 88% for November, which contributes to the overall chill in the air. For more detailed insights, you can check Portofino weather in November.

Compare Portofino's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Portofino

As December envelops Portofino, the weather showcases a cooler yet enchanting landscape compared to the preceding months. With temperatures dipping to a maximum of 16°C (62°F) and an average of 11°C (53°F), the warmth of earlier seasons gives way to a crispness that accentuates the charm of this coastal town. Rainfall becomes more pronounced, with 15 precipitation days contributing to a 194 mm (7.6 in) total, creating a lush environment that enhances the region's natural beauty. The 85% humidity adds a touch of moisture to the air, making it feel even cooler. For insights into how December's climate contrasts with the rest of the year, explore more at Portofino Climate.