Last updated: February 24, 2025
Foz do Arelho in December presents a mild yet variable climate, with temperatures ranging from a minimum of 7°C (45°F) to a comfortable maximum of 18°C (65°F), averaging around 13°C (56°F). Visitors can expect frequent rainfall, with 73 mm (2.9 in) of precipitation spread across 11 days, contributing to the region's lush landscapes. The high humidity level of 85% adds to the coolness of the air, creating a uniquely invigorating atmosphere perfect for those looking to explore the scenic beauty of Portugal during the winter months.
In Foz do Arelho, Portugal, December brings a cool and refreshing atmosphere, with temperatures ranging from a minimum of 7°C (45°F) to a comfortable average of 13°C (56°F). As the year closes, daytime highs reach a pleasant 18°C (65°F), marking a gradual transition towards the crispness of winter. This month continues the trend of accumulating cooler temperatures, setting the stage for the winter months ahead. While December is certainly chillier than the balmy summer months, it still offers a mild reprieve that invites visitors to enjoy the coastal beauty without the summer crowds. The overall climate remains relatively stable, reflecting the region's temperate coastal influence, making it a cozy yet vibrant time to explore the charms of Foz do Arelho.
In Foz do Arelho, December marks a notable transition in precipitation patterns as the region experiences an average of 73 mm (2.9 in) of rainfall over approximately 11 days. This level of precipitation is in line with the patterns established in earlier months, particularly November, which saw its highest rainfall of the year at 91 mm (3.6 in) over 13 days. Following a more arid summer, where July and August recorded minimal rainfall, the autumn months display a steady increase in precipitation, culminating in a wetter winter outlook. Notably, December's rainfall is significantly higher than the summer months, but it aligns closely with March and October, illustrating the region's moderate wet climate as it heads into the new year.
In Foz do Arelho, Portugal, December sees a return to higher humidity levels, with figures soaring back to 85%, mirroring the dampness of January. This month is characterized by the transition from the drier summer months, where humidity dipped to around 60% in July and August, to the more humid conditions typical of late autumn and winter. November's humidity also reaches a notable 83%, setting the stage for December's peak. Overall, a clear trend emerges: as the year progresses into the winter months, humidity invariably rises, creating a lush and vibrant atmosphere, ideal for those who appreciate the refreshing embrace of coastal weather.
In December, Foz do Arelho experiences a UV Index of 3, which falls into the moderate exposure category. This indicates a trend towards lower UV levels as the year wraps up, allowing for a burn time of approximately 30 minutes for those enjoying outdoor activities. This decrease follows a summer of much higher indices, with values peaking at 11 in June. As the region transitions into winter, the manageable UV levels make it an excellent time for visitors to explore the scenic beauty of Portugal without excessive sun exposure. For more detailed information about the UV index throughout the year, check out Foz do Arelho UV Index.
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In December, Foz do Arelho basks in a gentle embrace of sunshine, with approximately 213 hours of sunlight gracing the month. While this marks a decline from the vibrant summer months, such as 418 hours in July and 393 hours in August, it still reflects the region's tendency to maintain a pleasant climate as the year draws to a close. The month's sunlit hours are a cozy contrast to the earlier winter months, providing a comforting atmosphere for both locals and visitors. As the year progresses from January's 178 hours of daylight, it’s clear that Foz do Arelho shines brightly, wrapping up the year with a warmth that's both inviting and serene.
In Foz do Arelho, Portugal, December brings a 36% chance of sunny weather, marking a significant dip compared to the sunnier months that precede it. As we look at the trend throughout the year, July and August shine as the peak months for sunshine, boasting probabilities of 61% and 64% respectively. The likelihood of clear skies begins to wane in the autumn, with November at 63%, before falling into the early winter months. While December's sunny opportunities diminish, it's a part of a broader seasonal pattern where colder months generally see less sunshine, making those bright days all the more precious. Visitors should prepare for the possibility of mixed weather, balancing their outdoor plans with cozy indoor activities.
In Foz do Arelho, Portugal, the daylight duration exhibits a distinct seasonal rhythm throughout the year. Beginning in January and December with 9 hours of sunlight, the days gradually stretch as spring approaches, peaking at 14 hours in the heart of summer from May to July. Following this sun-soaked trio of months, daylight begins to wane, tapering to 13 hours in August and easing down to 11 hours by October. The transition into winter sees a return to shorter days, reminiscent of the year's start, with daylight shrinking back to 9 hours by November. This cyclical pattern highlights the beauty of Foz do Arelho's seasonal variations, inviting visitors and locals alike to embrace the long, bright days of summer and the cozy charm of winter’s twilight.
As December arrives in Foz do Arelho, Portugal, the winds begin to pick up, averaging 5.7 m/s (13 mph), a slight increase from the milder autumn months. This trend reflects a seasonal shift; while the year starts with gentle breezes in January, notably calm by April at 3.7 m/s (8 mph), the wind speeds gain momentum as summer transitions into winter. Notably consistent, the winds throughout mid-year hover around 5.8 m/s (13 mph), providing an invigorating atmosphere ideal for outdoor enthusiasts. December’s breezy conditions signal the onset of winter, encouraging a delightful blend of brisk beach walks and invigorating watersports, making it a perfect time to experience the fresh coastal air of this beautiful locale.
The weather in Foz do Arelho 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 Foz do Arelho and find detailed weather information for every month.
December and January exhibit relatively mild winter weather, though there are some notable differences. In December, the temperatures range from a minimum of 7°C (45°F) to a maximum of 18°C (65°F), with an average temperature of 13°C (56°F). The month sees about 73 mm (2.9 in) of precipitation over 11 days, maintaining a high humidity level of 85%. In contrast, January experiences slightly cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 19°C (67°F), averaging at 12°C (54°F). Precipitation decreases to 50 mm (2.0 in) over just 7 days, while humidity remains steady at 85%. For more details on what to expect, you can check the full forecast Foz do Arelho weather in January.
In December, temperatures in Foz do Arelho typically range from a minimum of 7°C (45°F) to a maximum of 18°C (65°F), with an average of 13°C (56°F). This month experiences around 73 mm (2.9 in) of precipitation over approximately 11 days, contributing to a higher humidity level of 85%. In contrast, February sees slightly cooler nights with a minimum of 6°C (43°F) and warmer days, peaking at 21°C (70°F), while maintaining the same average temperature of 13°C (56°F). The precipitation in February is lower at 55 mm (2.1 in) over about 8 days, along with a reduction in humidity to 75%. For more detailed information on the specific weather expectations, you can visit Foz do Arelho weather in February.
December and March share similar minimum temperatures, both starting around 7°C (45°F), but March tends to be noticeably warmer overall, peaking at a maximum of 25°C (77°F) compared to December's 18°C (65°F). While both months receive roughly the same amount of precipitation—73 mm (2.9 in)—March experiences slightly fewer rainy days, with precipitation occurring over 9 days compared to December's 11 days. Additionally, March boasts lower humidity levels at 72%, making the weather feel more comfortable. For more detailed information, check out the Foz do Arelho weather in March.
In December, the weather is notably cooler, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (65°F). The month experiences higher humidity at 85% and sees about 73 mm (2.9 in) of precipitation over 11 days. In contrast, April brings milder temperatures, with a minimum of 8°C (47°F) and a maximum of 25°C (77°F), along with slightly lower humidity at 70%. April also experiences a bit more precipitation, totaling 80 mm (3.1 in) across 12 days. For further details, check out Foz do Arelho weather in April.
December weather is characterized by cooler temperatures, with nightly lows around 7°C (45°F) and daytime highs reaching up to 18°C (65°F). The month sees an average temperature of 13°C (56°F) and experiences significant rainfall, totaling 73 mm (2.9 in) over 11 days, along with high humidity levels of 85%. In contrast, May brings warmer conditions, with minimum temperatures of 11°C (51°F) and maximums soaring to 30°C (87°F), resulting in a much more pleasant average of 17°C (63°F). Rainfall decreases to 39 mm (1.5 in) across just 6 days, while the humidity drops to a more comfortable 70%. For a closer look at the specific weather in Foz do Arelho during May, check out Foz do Arelho weather in May.
In December, Foz do Arelho experiences cooler temperatures with a minimum of 7°C (45°F) and an average of 13°C (56°F), reaching a maximum of 18°C (65°F). The month is also characterized by higher humidity at 85% and considerable precipitation of 73 mm (2.9 in) over approximately 11 days. In contrast, June brings warmer weather, with temperatures starting at a minimum of 13°C (56°F), averaging 18°C (65°F), and peaking at a pleasant 29°C (85°F). The precipitation drops significantly to 24 mm (1.0 in) over about 7 days, and humidity decreases to 63%. For more details, you can check Foz do Arelho weather in June.
When comparing the weather between December and July, a distinct contrast emerges. December features milder temperatures, with a minimum of 7°C (45°F) and an average of 13°C (56°F), while July boasts significantly warmer conditions, with minimum temperatures of 15°C (59°F) and an average of 19°C (67°F). The maximum temperature in July can reach up to 31°C (87°F), making it a much sunnier and drier month, as it only receives about 12 mm (0.5 in) of precipitation over just 2 days. In contrast, December experiences a wetter climate, with 73 mm (2.9 in) of precipitation spread over 11 days and higher humidity at 85%. For more detailed information, check out Foz do Arelho weather in July.
When comparing the weather in December and August, significant differences emerge. December typically experiences cooler temperatures, with minima around 7°C (45°F) and maxima reaching 18°C (65°F), while August is much warmer, presenting a range from 16°C (61°F) to a high of 31°C (89°F). Additionally, December sees more precipitation, with around 73 mm (2.9 in) spread over 11 days, compared to the relatively dry August, which registers only 7 mm (0.3 in) over just one day. Humidity levels also vary, averaging 85% in December, contrasting with August's lower average of 60%. For a closer look at August’s weather conditions specifically, you can visit Foz do Arelho weather in August.
In December, the weather in Foz do Arelho is considerably cooler, with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (65°F). The month sees more precipitation, averaging 73 mm (2.9 in) over about 11 days, and a higher humidity level of 85%. In contrast, September experiences much warmer conditions, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 30°C (86°F). This month is also much drier, with only 24 mm (1.0 in) of rain over just 3 days and a lower humidity of 67%. For more details, you can check Foz do Arelho weather in September.
In comparing the weather of December and October, December presents a cooler climate with average temperatures ranging from a minimum of 7°C (45°F) to a maximum of 18°C (65°F). In contrast, October boasts warmer averages, with temperatures fluctuating between a minimum of 9°C (49°F) and peaking at 30°C (86°F). While both months experience similar levels of precipitation, December has slightly more, with rain falling on 11 days compared to 8 days in October. Additionally, December's humidity is notably higher at 85%, compared to October's 74%. For a closer look at the conditions during this transitional month, visit Foz do Arelho weather in October.
In comparing the weather of December and November, December generally exhibits cooler temperatures, with minimums averaging around 7°C (45°F) compared to November's 10°C (49°F). While November enjoys slightly warmer maximum temperatures peaking at 23°C (73°F), December maxes out at 18°C (65°F). Precipitation is also notable in both months, with December registering 73 mm (2.9 in) over 11 days, whereas November has a slightly higher total of 91 mm (3.6 in) across 13 days. Humidity levels remain relatively consistent, with December at 85% and November slightly lower at 83%. For a closer look at November weather specifics, you can check Foz do Arelho weather in November.
As December wraps Foz do Arelho in a crisp embrace, the weather distinctly shifts from the warmth of previous months. With a refreshing chill in the air and humidity hovering around 85%, this month often brings more frequent rain, totaling around 73 mm across 11 days. Daytime temperatures are milder compared to the summer months, averaging around 13°C, inviting locals and visitors alike to enjoy the scenic beauty of the region while bundled up in warmer attire. To delve deeper into the unique features of Foz do Arelho's climate, explore more at Foz do Arelho Climate.