May Weather in Arco da Calheta, Portugal

Last updated: February 24, 2025

May in Arco da Calheta, Portugal, offers a delightful blend of mild temperatures and refreshing breezes. With a maximum temperature reaching 23°C (73°F) and an average of 17°C (63°F), visitors can enjoy pleasantly warm days. The minimum temperature drops to 14°C (57°F), ensuring comfortable evenings. While precipitation amounts to 21 mm (0.8 in) over approximately 4 days, the lush surroundings thrive under moderate humidity levels of 77%. This picturesque month is perfect for exploring the vibrant landscapes and soaking in the natural beauty.

May Temperature in Arco da Calheta

In May, Arco da Calheta, Portugal, begins to embrace the warmth of spring, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 23°C (73°F). This month marks a transition, as the average temperature rises to 17°C (63°F), inviting outdoor activities and exploration of the stunning landscapes. Compared to the cooler months of January through April, May showcases a noticeable increase, creating a comfortable ambiance ideal for enjoying the region’s natural beauty. As the weather becomes more inviting, travelers can expect pleasantly warm days, making it a perfect time to experience the charm of this coastal paradise.

May Weather in Arco da Calheta: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Arco da Calheta, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec616060616366697170696563
Data source: Temperature data for Arco da Calheta 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 Arco da Calheta

May brings a significant shift in precipitation patterns in Arco da Calheta, Portugal, with rainfall tapering to 21 mm (0.8 in) over just 4 days. This marks a noticeable decline from the wetter months preceding it, such as April, which saw 56 mm (2.2 in) spread across 12 days. The arrival of May heralds the beginning of a drier season, as the region transitions towards the summer months, where rain becomes scarce, especially in July and August with only 3 mm recorded. The contrast between May's lighter showers and the preceding months highlights the Mediterranean climate's typical pattern of reduced rainfall as temperatures rise, making way for sunnier days ahead.

May Precipitation Trends in Arco da Calheta

The chart displays monthly precipitation patterns in Arco da Calheta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3765655621283312427277
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Arco da Calheta

In May, Arco da Calheta experiences a comfortable humidity level of 77%, a slight dip from the preceding months of March and April, which both hovered at 78%. This moderate humidity sets the stage for a pleasant spring atmosphere, as it transitions toward the higher humidity levels that will arrive in the summer months. Interestingly, January and February begin the year with consistent humidity at 75%, which gradually creases as the seasons change. As summer approaches, humidity levels are on the rise, peaking in July and August at 83%, but May stands out as a sweet spot—balancing warmth and comfort before the more humid days of summer set in.

May Average Humidity in Arco da Calheta

This chart illustrates the average monthly humidity levels in Arco da Calheta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec75%75%78%78%77%80%83%83%81%80%75%75%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Arco da Calheta

In May, Arco da Calheta experiences an extreme UV Index of 11, signaling a critical need for sun protection as burn time is reduced to just 10 minutes. This marks the peak of a notable upward trend in UV exposure that begins in the spring months; with January's moderate levels rising steadily to meet May's intensity. As summer approaches, the UV Index remains high, reaching 12 in June before dipping slightly in the following months. This progression underscores the importance of staying vigilant about sun safety during this period. For more detailed insights on daily levels, visit the Arco da Calheta UV Index.

Maximum UV Index Levels in Arco da Calheta for May

The chart shows the monthly maximum UV Index (UVI) for Arco da Calheta 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101112111110864
Data source: Arco da Calheta 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 Arco da Calheta

As spring transitions into summer, May in Arco da Calheta, Portugal, shines brightly with an impressive 373 hours of sunshine. This peak marks a remarkable upward trend in daylight hours after the year begins with a modest 191 hours in January. Each subsequent month brings increasingly radiant days, with April already basking in 352 hours. June continues this sunny march, slightly surpassing May with 376 hours, cementing Arco da Calheta as a sun lover's paradise. As the calendar advances, the region's weather patterns reveal a consistent pattern of longer, lighter days, making it the perfect time to embrace the enchanting beauty of this coastal gem.

Monthly Sunshine Duration in Arco da Calheta: May Highlighted

The May sunshine duration represents the total number of hours Arco da Calheta 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.
JanFebMarAprMayJunJulAugSepOctNovDec191h244h299h352h373h376h391h380h338h321h260h246h
Data source: Arco da Calheta May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Arco da Calheta During May

As spring unfolds in Arco da Calheta, the likelihood of sunny weather begins to rise, with May boasting a 57% chance of sunshine—the highest in the season thus far. This trend hints at an optimistic transition from the cooler months, which range from 38% in January to 49% in April. Following May, the sun-loving summer months really take center stage, with June and July soaring to 62% and 81% respectively. This pattern not only showcases the gradual warming trend but also emphasizes May as a delightful precursor to the long, sun-filled days of summer, making it an enticing time to visit for those seeking a bit of sunshine before the peak heat hits.

Percentage of Sunny Days in May in Arco da Calheta

The chart illustrates the percentage of sunny days in Arco da Calheta 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 Arco da Calheta experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec38%51%54%49%57%62%81%78%59%62%52%46%
Data source: Arco da Calheta May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Arco da Calheta in May

In Arco da Calheta, Portugal, daylight duration gradually increases as winter gives way to spring, peaking in the warmth of summer. Starting the year with 10 hours of daylight in January, the trend begins to shift, with February and March offering 11 hours each. By April, daylight extends to 13 hours, a promise of brighter days ahead. This duration remains steady in May, making it an ideal time for outdoor activities and exploration. As summer rolls in, July and June bask in 14 hours of daylight, providing the longest days of the year. Following this peak, daylight begins to wane in August and September, settling at 12 hours before gradually receding back to 10 hours by November and December. This rhythmic ebb and flow of daylight not only enhances the region's natural beauty but also enriches the local lifestyle throughout the seasons.

Average Daylight Hours in Arco da Calheta for May

The chart illustrates the variation in daylight duration in Arco da Calheta throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 14m11h11h 59m13h13h 51m14h 16m14h 2m13h 17m12h 20m11h 19m10h 27m10h
Data source: Arco da Calheta daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Arco da Calheta

In May, Arco da Calheta experiences a refreshing wind speed of 5.2 m/s (12 mph), marking a slight increase from the previous month. This trend of rising wind speeds continues into June and July, where the winds peak at 5.3 m/s and 5.4 m/s respectively—perfect conditions for outdoor activities and water sports. As summer arrives, the winds start to ease in August and September, dipping back to 4.5 m/s and 4.4 m/s. Overall, the spring winds in May set the stage for the energetic breezes of summer, providing a vibrant atmosphere in this picturesque Portuguese locale.

Average May Wind Speed in Arco da Calheta

The chart displays monthly wind speed patterns in Arco da Calheta, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.45.15.14.75.2 m/s5.35.44.54.44.04.55.7
Data source: Arco da Calheta May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Arco da Calheta Compares to Other Months

The weather in Arco da Calheta 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 Arco da Calheta and find detailed weather information for every month.

In comparing the weather between May and January, we see some notable differences. May typically enjoys slightly warmer temperatures, with an average of 17°C (63°F) and a maximum reaching 23°C (73°F), while January's temperatures hover around an average of 16°C (61°F) with a peak of 21°C (70°F). Precipitation levels also vary; May experiences less rainfall, totaling 21 mm (0.8 in) over 4 days, compared to January's 37 mm (1.4 in) over 6 days. Humidity levels are quite similar, with May sitting at 77% and January at 75%. For those interested in more specific details about January weather, check out Arco da Calheta weather in January.

When comparing the weather in May and February, May tends to be warmer and dryer. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 23°C (73°F), with an average of 17°C (63°F) and only 21 mm (0.8 in) of precipitation over about 4 days. In contrast, February experiences slightly cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 21°C (70°F), averaging 16°C (60°F). Moreover, February has higher rainfall, totaling 65 mm (2.5 in) over approximately 8 days, and only slightly lower humidity at 75%. For a more detailed look at February weather, you can visit Arco da Calheta weather in February.

When comparing the weather in May and March, May generally offers warmer temperatures with an average of 17°C (63°F), compared to March's 15°C (60°F). While May's maximum temperature can reach 23°C (73°F), March can also peak at a similar high of 22°C (71°F). However, March is noticeably wetter, receiving 65 mm (2.6 in) of precipitation over 8 days, whereas May has only 21 mm (0.8 in) across 4 days. Despite this, March's humidity is slightly higher at 78% compared to May's 77%. For more details, you can check Arco da Calheta weather in March.

When comparing the weather in April and May, we see a gradual warming trend as spring progresses. In April, temperatures range from a minimum of 12°C (55°F) to a maximum of 20°C (68°F), with an average of 16°C (61°F). The month also experiences significant rainfall, totaling 56 mm (2.2 in) over 12 days, contributing to a humidity level of 78%. In contrast, May brings slightly warmer temperatures, with a minimum of 14°C (57°F), an average of 17°C (63°F), and a maximum of 23°C (73°F). Additionally, precipitation decreases to 21 mm (0.8 in) over only 4 days, resulting in a relatively stable humidity of 77%. For more detailed insights on April weather, you can visit Arco da Calheta weather in April.

May and June exhibit relatively similar weather patterns, but with distinct differences. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 23°C (73°F), averaging around 17°C (63°F). The month receives a moderate amount of precipitation at 21 mm (0.8 in) over four days, paired with a humidity level of 77%. In comparison, June sees slightly warmer temperatures with a minimum of 15°C (60°F) and an average of 19°C (66°F), while still peaking at 23°C (73°F). Rainfall increases to 28 mm (1.1 in), but occurs over just three days, contributing to a higher humidity level of 80%. For a closer look at June's weather, visit Arco da Calheta weather in June.

May and July present distinct weather patterns, reflective of the transition from spring to summer. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 23°C (73°F), with an average of 17°C (63°F). This month experiences around 21 mm (0.8 in) of precipitation over four days and maintains a humidity level of 77%. In contrast, July sees warmer temperatures, with a minimum of 18°C (65°F), an average of 20°C (69°F), and a maximum of 26°C (79°F). Remarkably, July is considerably drier, receiving only 3 mm (0.1 in) of precipitation with no rainy days, although humidity rises slightly to 83%. For a more detailed look at July weather, check out Arco da Calheta weather in July.

In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 23°C (73°F), with an average temperature of 17°C (63°F). The month experiences moderate rainfall, with about 21 mm (0.8 in) of precipitation spread over four days, and humidity levels hover around 77%. In contrast, August sees warmer temperatures, with a minimum of 19°C (66°F) and a maximum of 26°C (79°F), averaging at 22°C (71°F). Rainfall is significantly lower in August, with only 3 mm (0.1 in) and no rainy days, while humidity rises slightly to 83%. For more detailed weather information, check out Arco da Calheta weather in August.

May and September exhibit mild and pleasant weather, though there are notable differences. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 23°C (73°F), with an average of 17°C (63°F). The month experiences 21 mm (0.8 in) of precipitation over about 4 days, coupled with a humidity level of 77%. In contrast, September is slightly warmer, with temperatures varying from a minimum of 19°C (66°F) to a maximum of 25°C (77°F), averaging 21°C (71°F). This month boasts lower precipitation, recorded at 12 mm (0.5 in) over just 2 days, while humidity rises to 81%. For more detailed information, check out Arco da Calheta weather in September.

In comparing the weather between May and October, we see a notable shift in temperatures and precipitation. In May, the minimum temperature is typically around 14°C (57°F), with an average of 17°C (63°F) and a maximum reaching 23°C (73°F). The month experiences relatively low precipitation, averaging just 21 mm (0.8 in) over about 4 rainy days and humidity levels at 77%.

In contrast, October brings slightly warmer temperatures, with minimums around 17°C (62°F), averages of 20°C (69°F), and highs up to 25°C (77°F). The month is also wetter, featuring an increase in rainfall to approximately 42 mm (1.7 in) across 6 days, along with marginally higher humidity at 80%. For more detailed information, check out Arco da Calheta weather in October.

In May, temperatures typically range from a minimum of 14°C (57°F) to a maximum of 23°C (73°F), resulting in a pleasant average of 17°C (63°F). The month sees limited rainfall, with only 21 mm (0.8 in) spread over about four days, and humidity levels hover around 77%. In contrast, November features slightly cooler temperatures, with a minimum of 12°C (54°F) and a maximum of 24°C (75°F), resulting in a similar average of 18°C (65°F). However, this month experiences significantly more precipitation, totaling 72 mm (2.8 in) over approximately ten days, while humidity remains relatively stable at 75%. For a closer look at the November weather conditions, you can visit Arco da Calheta weather in November.

May and December present similar average temperatures, both hovering around 17°C (63°F), but the nuances in their weather patterns become evident upon closer inspection. In May, temperatures range from a minimum of 14°C (57°F) to a maximum of 23°C (73°F), complemented by relatively low precipitation of 21 mm (0.8 in) over just 4 days. This makes May feel a bit warmer and drier overall, with an average humidity level of 77%.

Conversely, December experiences slightly cooler minimum temperatures of 12°C (54°F) and a maximum of 21°C (70°F). The month is notably wetter, with a total precipitation of 77 mm (3.0 in) occurring over 8 days, contributing to a humidity level of 75%. This increased rainfall can make December feel more humid and overcast. For more details about December weather patterns, you can check Arco da Calheta weather in December.

Compare Arco da Calheta's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Arco da Calheta

As May unfolds in Arco da Calheta, the weather begins to shift towards the warmer embrace of summer, presenting a delightful blend of mild temperatures and increased sunshine. With an average temperature hovering around a comfortable 17°C (63°F), days become notably pleasant, inviting both exploration and relaxation. While the region experiences some light rainfall, with only a few days of precipitation, overall, the humidity remains a characteristic feature at 77%, giving the air that refreshing coastal feel. Compared to the chillier months preceding it, May offers an inviting spring atmosphere, making it an ideal time for visitors to engage in outdoor activities. For more insights on the region's weather patterns, visit Arco da Calheta Climate.