Last updated: February 24, 2025
In May, Foz do Arelho, Portugal, welcomes the warmth of early summer with maximum temperatures reaching 30°C (87°F), while the average hovers around a pleasant 17°C (63°F). Nights can be cooler, with temperatures dipping to a minimum of 11°C (51°F). The month sees a moderate precipitation total of 39 mm (1.5 in) across about 6 days, contributing to the lush greenery of this coastal paradise. Despite the rain, humidity levels average around 70%, creating a refreshing atmosphere perfect for outdoor exploration and enjoying the stunning landscapes this region has to offer.
In May, Foz do Arelho welcomes the onset of warmer days, showcasing a delightful temperature range that marks the transition into summer. With minimum temperatures around 11°C (51°F) and maximum highs reaching an inviting 30°C (87°F), the average temperature of 17°C (63°F) makes it a perfect time for outdoor activities. This month clearly signifies a departure from the cooler spring vibes of April, as the region experiences a notable increase in warmth, making it an ideal period for sun-seekers and beach lovers alike. As the days grow longer and the sun shines brighter, May sets the stage for an enchanting summer in this picturesque locale.
May in Foz do Arelho, Portugal, marks a notable shift in precipitation patterns as rainfall begins to taper off compared to the preceding months. With just 39 mm (1.5 in) of rain over 6 days, May stands out as one of the drier months of the year, offering a pleasant respite after the 80 mm (3.1 in) of rainfall in April. This trend towards decreased precipitation continues into June, making it an ideal time for outdoor activities as the landscape begins to dry out. The shift not only highlights May's transitional nature but also suggests a movement towards the sun-soaked summer months ahead.
In May, Foz do Arelho, Portugal enjoys a pleasant 70% humidity, maintaining the same level as April, which signals the onset of milder spring conditions. This slight decrease from the winter months—where humidity peaks at 85% in January—indicates a gradual transition towards the drier summer season. As June approaches, the humidity drops further to 63%, reflecting a shift that enhances the region's inviting warmth. Overall, May marks a comfortable balance, making it an ideal time for visitors to experience the beauty of Foz do Arelho before the summer heat sets in.
In May, Foz do Arelho, Portugal, experiences a formidable UV Index of 9, categorizing it as very high exposure, with a burn time of just 15 minutes. This trend of heightened UV radiation continues from April and sets the stage for an even more intense June, where the index escalates to 11—a signal to take serious precautions. As spring transitions toward summer, it's crucial for both locals and visitors to stay vigilant about sun safety during this period. For those planning outdoor activities, understanding and monitoring the UV Index is essential for enjoying the beautiful weather without the risk of overexposure. Stay informed and protect your skin! For more details, check the Foz do Arelho UV Index.
UV Risk Categories
In Foz do Arelho, Portugal, May stands out as a sun-soaked gem, boasting an impressive 406 hours of sunlight. This month marks a delightful peak in a steady climb from the 178 hours in January, with each subsequent month shining brighter than the last. As spring transitions into early summer, sunshine not only reaches its zenith in June with 405 hours, but May also exemplifies a vibrant mood, inviting locals and visitors alike to revel in its warm embrace. The gradual decline in daylight hours post-summer is gentle, with August and September still offering a generous backdrop for late-season adventures. This rhythm of sunshine paints a picture of a region where light reigns supreme, enhancing the beauty of every sunset along the coast.
In Foz do Arelho, Portugal, the likelihood of sunny weather in May stands at 48%, offering a pleasant opportunity for sun seekers as spring transitions into summer. This figure sits just above April's 36%, reflecting a gradual improvement in weather conditions as the year progresses. Notably, while May's chance may not be the highest, it marks a distinct increase compared to the winter months, such as January's 44% and February's 24%. As the summer heat approaches, June, July, and August see a consistent upward trend, peaking at 64% in August, suggesting that May serves as a lovely prelude to the sunnier days ahead. Overall, while not the sunniest month, May still offers ample chances to bask in the warmth of the Portuguese sun.
As the year unfolds in Foz do Arelho, Portugal, daylight duration exhibits a captivating pattern that harmonizes with the changing seasons. Starting the year with 9 hours of daylight in January, the days steadily lengthen, reaching a delightful 14 hours by May and continuing through June and July. This peak of sunlight illuminates the vibrant summer months, creating an inviting atmosphere for outdoor activities and beach outings. However, as summer wanes, daylight gradually diminishes, with August seeing a slight decline to 13 hours, followed by further reductions until the year closes with 9 hours in both November and December. This cyclical dance of light lends itself beautifully to the region's appreciation of nature, as residents experience the ebb and flow of daylight throughout the year.
In Foz do Arelho, Portugal, May ushers in a delightful continuation of breezy conditions, with an average wind speed of 5.8 m/s (13 mph)—matching the steady winds of both February and the subsequent months of June and July. This month stands out as part of a broader trend, as it transitions from April’s calmer breezes of 3.7 m/s (8 mph), reflecting a gradual increase in wind activity that not only enhances the charm of the coastal landscape but also creates ideal conditions for outdoor enthusiasts. As the year progresses, the consistent average wind speeds in the late spring and summer months signify a perfect blend of warmth and freshness, making May a particularly inviting time to enjoy the natural beauty of this enchanting 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 May'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.
When comparing the weather in May and January, significant differences emerge. May enjoys milder temperatures with a minimum of 11°C (51°F) and an average of 17°C (63°F), peaking at a warm 30°C (87°F). In contrast, January is much cooler, starting from a minimum of 4°C (40°F), with an average of 12°C (54°F) and a maximum of just 19°C (67°F). Additionally, May sees less precipitation, with 39 mm (1.5 in) over 6 days, compared to January's 50 mm (2.0 in) spread over 7 days. The humidity is also higher in January at 85%, compared to 70% in May. For more detailed insights, you can check Foz do Arelho weather in January.
When comparing the weather in May and February, notable differences emerge. May typically enjoys warmer temperatures, with averages around 17°C (63°F) and maximums reaching up to 30°C (87°F), while February presents a cooler climate, averaging 13°C (56°F) with a maximum of 21°C (70°F). Precipitation is more frequent in February, with about 55 mm (2.1 in) over 8 days compared to May's 39 mm (1.5 in) over just 6 days. Additionally, February experiences slightly higher humidity levels at 75%, compared to May's 70%. For a detailed look at February's weather conditions, you can visit Foz do Arelho weather in February.
When comparing the weather in May to that of March, May generally experiences warmer temperatures, with a minimum of 11°C (51°F) and an average of 17°C (63°F), compared to March's minimum of 7°C (45°F) and average of 13°C (57°F). The maximum temperature in May can reach up to 30°C (87°F), while March's peak temperature is notably lower at 25°C (77°F). Additionally, May has less precipitation, averaging 39 mm (1.5 in) over 6 days, compared to March’s 73 mm (2.9 in) in 9 days. Humidity levels are relatively similar, with May at 70% and March slightly higher at 72%. For a more detailed look into the weather in March, you can check Foz do Arelho weather in March.
In comparison to April, May experiences warmer temperatures, with a minimum of 11°C (51°F) and an average of 17°C (63°F), rising to a maximum of 30°C (87°F). In contrast, April's temperatures range from a minimum of 8°C (47°F) to a maximum of 25°C (77°F), leading to a cooler overall experience.
Precipitation also differs significantly between the two months, as May receives only 39 mm (1.5 in) of rain over 6 days, while April sees a much higher total of 80 mm (3.1 in) across 12 days. Despite the differences in temperature and rainfall, both months maintain a consistent humidity level of around 70%. For more detailed insights, you can check out Foz do Arelho weather in April.
In comparing the weather of May and June, we see a gentle shift in conditions. May boasts a broader temperature range, with minimums dipping to 11°C (51°F) and maximums soaring to 30°C (87°F), while June presents slightly warmer minimums at 13°C (56°F) and a milder maximum of 29°C (85°F). Precipitation is lower in June, with only 24 mm (1.0 in) over 7 days compared to May's 39 mm (1.5 in) over 6 days. Additionally, June experiences lower humidity levels at 63%, in contrast to May's 70%. This makes June generally feel more comfortable and drier. For a detailed look at the weather specifics, you can refer to Foz do Arelho weather in June.
In comparing the weather between May and July, May tends to have a wider range of temperatures, with minimums dropping to 11°C (51°F) and maximums reaching up to 30°C (87°F), yielding an average of 17°C (63°F). Additionally, May experiences more precipitation, with about 39 mm (1.5 in) over six days and a higher humidity level at 70%. In contrast, July sees slightly milder temperatures, with minimums at 15°C (59°F) and highs reaching 31°C (87°F), while the average rises to 19°C (67°F). The month is much drier, receiving only 12 mm (0.5 in) of rain over just two days, and the humidity drops to a more comfortable 60%. For those interested in specifics, you can find detailed information about Foz do Arelho weather in July.
When comparing the weather in May and August, there are notable differences in temperature, precipitation, and humidity. May experiences a range of temperatures with a minimum of 11°C and an average of 17°C, peaking at 30°C, and sees relatively moderate precipitation of 39 mm over 6 days, contributing to a higher humidity level of 70%. In contrast, August enjoys warmer temperatures, with a minimum of 16°C and an average of 20°C, reaching a maximum of 31°C. The month is notably drier, receiving only 7 mm of precipitation on just one day, and features a lower humidity level of 60%. For more details on the weather in August, you can visit Foz do Arelho weather in August.
In comparing the weather of May and September, we notice that May generally enjoys a milder average temperature of 17°C (63°F), with daytime highs reaching up to 30°C (87°F), while September exhibits a slightly warmer average of 19°C (67°F), also peaking at 30°C (86°F). Precipitation levels are notably different; May sees around 39 mm (1.5 in) over six days, whereas September has a lighter rainfall of 24 mm (1.0 in) spread across just three days, suggesting a drier climate. Additionally, humidity levels are slightly higher in May at 70%, compared to September's 67%. For more detailed information, you can check Foz do Arelho weather in September.
May and October both showcase mild temperatures, but there are subtle differences in their weather patterns. In May, temperatures range from a minimum of 11°C (51°F) to a maximum of 30°C (87°F), with an average of 17°C (63°F) and relatively moderate humidity at 70%. In contrast, October sees slightly cooler temperatures, with a minimum of 9°C (49°F), an average of 18°C (64°F), and a maximum of 30°C (86°F). The month also experiences more precipitation, with 69 mm (2.7 in) over 8 days, compared to 39 mm (1.5 in) over 6 days in May, leading to higher humidity levels of 74%. For a more detailed look at the weather specifics, you can check Foz do Arelho weather in October.
May and November present distinct weather patterns. In May, temperatures range from a minimum of 11°C (51°F) to a maximum of 30°C (87°F), with an average of 17°C (63°F). The month experiences relatively low precipitation, totaling 39 mm (1.5 in) over just 6 days, and humidity sits at a comfortable 70%. In contrast, November features cooler temperatures, with lows of 10°C (49°F) and highs reaching 23°C (73°F). The month is significantly wetter, receiving 91 mm (3.6 in) of rain spread across 13 days, accompanied by higher humidity levels at 83%. For a detailed look at the weather specifics, check out Foz do Arelho weather in November.
When comparing the weather in May and December, it’s clear that May is warmer and drier. In May, temperatures range from a pleasant minimum of 11°C (51°F) to a maximum of 30°C (87°F), with an average of 17°C (63°F) and just 39 mm (1.5 in) of precipitation spread over 6 days. In contrast, December sees cooler temperatures, with minimums around 7°C (45°F) and maximums of only 18°C (65°F), averaging 13°C (56°F). December also experiences higher precipitation, totaling 73 mm (2.9 in) over 11 days, accompanied by increased humidity at 85%. For more details on the December climate, you can visit Foz do Arelho weather in December. Overall, May offers a more inviting and sunny atmosphere, while December is characterized by cooler weather and more frequent rain.
May in Foz do Arelho marks a delightful transition into warmer weather, with pleasant temperatures that invite outdoor activities. Typically warmer than earlier months, May features a charming mix of sunny days and occasional rain, bringing an average rainfall of about 39 mm over just a handful of days. The humidity remains moderate, creating a comfortable atmosphere for sun-seekers. This month stands out with its idyllic combination of warmth and refreshing breezes, setting the stage for a vibrant summer ahead. For more detailed insights into the climate patterns, visit Foz do Arelho Climate.