May Weather in Benfica, Portugal

Last updated: February 24, 2025

May in Benfica, Portugal, presents a delightful blend of warm temperatures and moderate humidity. Daily maximums can reach up to 30°C (86°F), while the average hovers around a comfortable 17°C (63°F). Nestled between these warm days, the nights can be refreshingly cool, dipping to a minimum of 10°C (50°F). Despite an overall pleasant climate, residents and visitors should be prepared for some rain, with precipitation totaling 36 mm (1.4 in) over approximately 4 days of the month. This mix of warmth and occasional showers makes May an ideal time to explore the vibrant culture and scenic beauty of Benfica.

May Temperature in Benfica

In May, Benfica, Portugal experiences a delightful warming trend, as temperatures rise and nature bursts into vibrancy. With minimums of 10°C (50°F) and maximums soaring to 30°C (86°F), the average temperature settles comfortably at 17°C (63°F), marking a significant leap from the cooler spring months. This increase not only invites outdoor activities but also creates the perfect backdrop for exploring the city's rich history and stunning landscapes. As the days grow longer and sunnier, May becomes an ideal time for both locals and visitors to bask in the warmth of the sun, indulge in sunny terraces, and enjoy the blossoming beauty of the season.

May Weather in Benfica: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Benfica, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec535556586365686968655956
Data source: Temperature data for Benfica 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.

May Precipitation in Benfica

In May, Benfica experiences a notable dip in precipitation, recording just 36 mm (1.4 in) of rain over 4 days. This marks a continuation of the dry trend seen in the months that follow, particularly as June sees a significant drop to only 11 mm (0.4 in) and no rain experienced in July and August. After a steady increase in precipitation from January to April, where rain totals rose from 37 mm to 73 mm, May serves as a transitional month before the summer's dry spell begins. This pattern illustrates a clear shift toward drier conditions as the year progresses, emphasizing Benfica's Mediterranean climate, which is characterized by hot, dry summers following a wetter spring.

May Precipitation Trends in Benfica

The chart displays monthly precipitation patterns in Benfica, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec3753667336115327468062
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Benfica

In Benfica, Portugal, May marks a transitional period in humidity levels as the region begins to shift toward warmer summer months. With humidity holding steady at 70%, May aligns closely with the preceding April, showcasing a stable and comfortable atmosphere for outdoor activities. Notably, this month falls between higher humidity levels in winter and the drier conditions that follow in June, where humidity drops to 63%. This gradual decline throughout the spring hints at the approaching heat of summer, yet May maintains a pleasantly moderate feel, making it an ideal time for enjoying the vibrant local culture and picturesque surroundings.

May Average Humidity in Benfica

This chart illustrates the average monthly humidity levels in Benfica, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec85%75%72%70%70%63%60%60%68%74%83%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Benfica

As spring transitions into summer, May's UV Index in Benfica, Portugal reaches a striking 10, categorizing it as very high and demanding caution for outdoor activities. With a burn time of just 15 minutes, this month exemplifies a notable increase in UV radiation, following the previous April's already intense 9. The upward trend from the more moderate levels seen in earlier months signals the approaching peak summer conditions, emphasizing the importance of sun protection. Be sure to stay informed and take necessary precautions as the sun's strength intensifies; for detailed insights, visit Benfica UV Index.

Maximum UV Index Levels in Benfica for May

The chart shows the monthly maximum UV Index (UVI) for Benfica in May, 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.
JanFebMarAprMayJunJulAugSepOctNovDec356910111098643
Data source: Benfica May 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.

May Sunshine in Benfica

As spring blossoms into summer, May shines brilliantly in Benfica, Portugal, offering a delightful 407 hours of sunshine. This surge in sunlight marks a notable peak in the year's seasonal transition, reflecting a steady increase from the 354 hours enjoyed in April. The trend of growing daylight continues into June, with 411 hours, solidifying the region's reputation for splendid weather. By the time summer fully arrives in July, Benfica basks in an impressive 423 hours, making May a charming prelude to the sun-drenched days ahead. As the months shift towards fall, however, the sun's embrace gradually diminishes, yet May remains a highlight, showcasing the vibrant warmth and brilliance that characterizes this beautiful Portuguese locale.

Monthly Sunshine Duration in Benfica: May Highlighted

The May sunshine duration represents the total number of hours Benfica experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec182h229h307h354h407h411h423h396h350h314h233h222h
Data source: Benfica May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Benfica During May

In Benfica, Portugal, the likelihood of sunny weather shows a clear upward trend as we move from the earlier months of the year into late spring and summer. May, with a 57% chance of sunshine, offers a delightful balance of warmth and brightness, making it a perfect time for outdoor activities. This percentage marks a noticeable improvement from April's 39%, while foreshadowing the approaching peak of summer, where June and July boast stunning probabilities of 66% and 73%, respectively. As the month unfolds, the region transitions from its cooler, cloudier winter months, reflecting a growing vibrancy and inviting locals and visitors alike to bask in the emerging sun.

Percentage of Sunny Days in May in Benfica

The chart illustrates the percentage of sunny days in Benfica throughout the year, with May 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 Benfica experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec46%23%60%39%57%66%74%73%63%54%67%40%
Data source: Benfica May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Benfica in May

In Benfica, Portugal, the transition from winter to summer brings a delightful increase in daylight hours, illuminating the vibrant surroundings. January begins with a modest 9 hours of daylight, gradually increasing to 10 hours in February and reaching 11 hours by March. As spring unfolds, April sees a notable jump to 13 hours, paving the way for May, when daylight peaks at an inviting 14 hours. This amount of sunshine continues through June and July, creating a perfect backdrop for outdoor activities. While August experiences a slight dip back to 13 hours, the days still remain pleasantly long. As autumn approaches, daylight gradually recedes, closing the year with 11 hours in October and tapering back to 9 hours by December. This rhythmic ebb and flow of sunlight not only reflects the changing seasons but also enhances the charm of Benfica's picturesque landscape throughout the year.

Average Daylight Hours in Benfica for May

The chart illustrates the variation in daylight duration in Benfica throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 47m10h 44m11h 58m13h 13m14h 17m14h 48m14h 31m13h 35m12h 23m11h 8m10h 3m9h 29m
Data source: Benfica daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Benfica

In May, Benfica experiences a refreshing average wind speed of 5.5 m/s (12 mph), marking a notable uptick compared to the preceding months. This gentle breeze paves the way for pleasant outdoor activities, as the wind is consistently stronger than in April and begins to match the strength felt in June and July. As spring transitions to summer, the winds remain invigorating, creating an ideal atmosphere for enjoying the sun-soaked parks and stunning architecture of the city. Despite a slight dip in wind speed during March and April, the upward trend in May signals an enticing momentum that residents and visitors alike can relish throughout the blossoming season.

Average May Wind Speed in Benfica

The chart displays monthly wind speed patterns in Benfica, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.95.14.33.65.5 m/s5.55.75.24.24.04.64.9
Data source: Benfica May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Benfica Compares to Other Months

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

May is characterized by warmer temperatures, with a minimum of 10°C (50°F) and an average of 17°C (63°F), reaching up to a maximum of 30°C (86°F). It experiences relatively low precipitation, totaling 36 mm (1.4 in) over approximately four days, with humidity around 70%. In contrast, January presents a much cooler climate, with a minimum temperature of 3°C (38°F) and an average of 12°C (53°F), peaking at 19°C (66°F). January also sees slightly higher precipitation at 37 mm (1.5 in) over five days, accompanied by higher humidity levels of 85%. For more detailed information, you can check Benfica weather in January.

May generally offers warmer temperatures compared to February, with average highs reaching up to 30°C (86°F), while February peaks at 21°C (70°F). February experiences slightly cooler conditions, with average temperatures hovering around 13°C (55°F) and minimums of 5°C (41°F). Additionally, May is drier, seeing only 36 mm (1.4 in) of precipitation over about 4 days, compared to February's 53 mm (2.1 in) of rainfall during 7 days. Humidity levels are similar, with May at 70% and February at 75%. For a more detailed view of February conditions, you can visit Benfica weather in February.

When comparing the weather in May and March, it's clear that May tends to be warmer and drier. In May, temperatures range from a minimum of 10°C (50°F) to a maximum of 30°C (86°F), with an average of 17°C (63°F). Precipitation is relatively low at 36 mm (1.4 in) over about 4 days, resulting in a comfortable humidity level of 70%. In contrast, March sees cooler temperatures, with a minimum of 7°C (45°F), an average of 14°C (57°F), and a maximum of 23°C (73°F). March also experiences heavier rainfall, totaling 66 mm (2.6 in) over 8 days, coupled with a slightly higher humidity of 72%. For more insights on the weather during this month, check out Benfica weather in March.

The weather in May typically presents a notable improvement compared to April. With a minimum temperature of 10°C (50°F) and an average of 17°C (63°F), May is generally warmer, peaking at a maximum of 30°C (86°F). In contrast, April's temperatures range from a minimum of 8°C (46°F) to a maximum of 24°C (75°F), making it cooler overall. Additionally, May experiences significantly less precipitation, with only 36 mm (1.4 in) over 4 days, while April receives 73 mm (2.9 in) over 12 days, indicating a wetter month. Despite both months having a humidity level of 70%, May typically offers sunnier and more enjoyable weather conditions. For more details, you can check Benfica weather in April.

In comparing the weather of May and June, we observe a slight increase in temperature as June features a minimum of 13°C (56°F), an average of 18°C (66°F), and a maximum of 32°C (90°F), compared to May's temperatures of 10°C (50°F), 17°C (63°F), and 30°C (86°F). Additionally, June experiences less precipitation, recording only 11 mm (0.4 in) over 3 days, while May has a total of 36 mm (1.4 in) spread across 4 days. Humidity levels also drop from 70% in May to 63% in June, contributing to a drier and somewhat warmer atmosphere. For more detailed information, check out Benfica weather in June.

May tends to be a transitional month, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 30°C (86°F), and an average of 17°C (63°F). It sees moderate precipitation, with around 36 mm (1.4 in) of rain over approximately four days, accompanied by a higher humidity level of 70%. In contrast, July offers warmer conditions, with temperatures from a minimum of 15°C (59°F) to a maximum of 31°C (87°F) and an average of 20°C (68°F). Notably, July has minimal precipitation, just 5 mm (0.2 in), with no rainy days, and lower humidity at 60%. For more detailed information, you can check the Benfica weather in July.

In May, temperatures typically range from a minimum of 10°C (50°F) to a maximum of 30°C (86°F), with an average around 17°C (63°F). The month experiences about 36 mm (1.4 in) of precipitation over four days, contributing to a humidity level of 70%. In contrast, August features warmer conditions, with temperatures ranging from a minimum of 16°C (61°F) to a maximum of 35°C (95°F) and an average of 20°C (69°F). Additionally, August is much drier, with only 3 mm (0.1 in) of precipitation and no rainy days, resulting in lower humidity levels of 60%. For more information on the weather during this month, check out Benfica weather in August.

May and September both offer pleasant weather, but they have distinct characteristics. In May, temperatures range from a minimum of 10°C (50°F) to a maximum of 30°C (86°F), with an average of 17°C (63°F). This month sees around 36 mm (1.4 in) of rainfall over approximately 4 days, accompanied by a humidity level of 70%. In contrast, September experiences slightly warmer conditions, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 29°C (84°F) and an average of 20°C (68°F). Precipitation is less frequent, totaling 27 mm (1.1 in) over just 2 days, and humidity is slightly lower at 67%. For more detailed information, check out Benfica weather in September.

In May, temperatures range from a minimum of 10°C (50°F) to a maximum of 30°C (86°F), with an average of 17°C (63°F). The month typically sees about 36 mm (1.4 in) of precipitation over 4 days, and humidity levels hover around 70%. In contrast, October presents slightly cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 28°C (82°F), averaging 18°C (65°F). This month receives more precipitation, totaling 46 mm (1.8 in) across 5 days, and experiences a slight increase in humidity at 74%. For more detailed information, you can check the Benfica weather in October.

May and November weather present distinct contrasts. In May, temperatures typically range from a minimum of 10°C (50°F) to a maximum of 30°C (86°F), with an average of 17°C (63°F), and the month experiences relatively low precipitation at 36 mm (1.4 in) over just four days. This results in a moderate humidity level of 70%. In contrast, November is cooler, with temperatures peaking at 23°C (73°F) and averaging around 15°C (59°F), while the minimum dips to 9°C (48°F). November also sees increased precipitation, totaling 80 mm (3.2 in) spread across about eleven days, leading to higher humidity levels of 83%. For more insights into the climate specifics of this month, you can check the details here: Benfica weather in November.

May and December present contrasting weather characteristics. In May, temperatures range from a minimum of 10°C (50°F) to a maximum of 30°C (86°F), with an average of 17°C (63°F). The month sees relatively low precipitation at 36 mm (1.4 in) over just 4 days, and humidity levels are around 70%. In contrast, December is cooler, with a minimum temperature of 6°C (43°F) and a maximum of 18°C (65°F), averaging at 13°C (56°F). It experiences higher precipitation at 62 mm (2.4 in) across 8 days, and humidity increases to 85%. For more details on December weather, you can visit Benfica weather in December.

Compare Benfica's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Benfica

As May rolls in, Benfica transforms into a vibrant tapestry of warm sunshine and refreshing breezes. Unlike the chillier months before it, May boasts delightful temperatures that encourage outdoor adventures, making it an ideal time to explore the scenic beauty of the region. While the rainfall remains modest, with just a few days of precipitation, the 70% humidity adds a refreshing touch to the air. As the gardens bloom and the days grow longer, May truly sets the stage for the warmer summer months ahead, painting a picture of perfect spring bliss. For a deeper dive into the changing seasons, check out Benfica Climate.