Last updated: February 24, 2025
In Horta, Portugal, May heralds a gentle transition into warmer months, with temperatures peaking at a pleasant 20°C (67°F) and averaging around 17°C (62°F). As the days unfold, expect minimum temperatures to drop to 12°C (53°F), providing a comfortable climate for outdoor exploration. However, be prepared for some rain, as the month typically sees 63 mm (2.5 in) of precipitation spread over 11 days, contributing to a high humidity level of 83%. This combination creates a lush and vibrant landscape, making May an ideal time to experience the natural beauty of Horta.
In Horta, Portugal, May marks a delightful transition into spring, showcasing a noticeable warming trend as temperatures begin to rise. With minimums around 12°C (53°F) and averages reaching 17°C (62°F), the weather is pleasantly mild, while maximum temperatures can peak at 20°C (67°F). This gradual ascent from the cooler April climate reflects the region's shift towards sunnier days and encourages a vibrant atmosphere perfect for exploring the natural beauty of the Azores. As the month unfolds, residents and visitors alike can embrace the burgeoning warmth, making outdoor activities increasingly inviting.
May in Horta, Portugal, brings a pleasant transition as the spring season approaches its end. With 63 mm (2.5 in) of rainfall spread over 11 days, the month mirrors the precipitation experienced in March, showcasing a consistent pattern amidst the warmer days. While the rainfall is relatively modest compared to earlier months like November and January, it plays a crucial role in sustaining the lush green landscapes that characterize the Azores. This balanced precipitation contributes to Horta's overall charm, as the region enjoys blooming flora accompanied by mild temperatures, setting the stage for the summer ahead.
In May, Horta, Portugal experiences a relative humidity of 83%, which marks a slight decrease from the slightly higher humidity levels of April and March at 85%. This trend suggests the arrival of early summer, as humidity generally remains consistent during the preceding months from January through April, all hovering around 84% to 85%. Looking ahead, June sees a slight uptick with humidity rising to 85%, followed by a peak in July at 86%, indicating a seasonal pattern where humidity tends to rise during the height of summer months. Overall, while May retains a comfortable level of humidity, it signals a subtle shift towards the warm, more humid days of summer in Horta.
In May, Horta, Portugal, experiences a notable spike in the UV Index, reaching a level of 10, which falls into the very high exposure category. This signifies a significant increase from the previous months, particularly from April's index of 9, highlighting a shift towards more intense sun exposure as summer approaches. With a burn time of just 15 minutes, it's essential to take precautions if you're planning outdoor activities, as the risk of skin damage escalates. Notably, this trend of high UV levels continues into June, reaching an extreme 11, indicating that now is the time to be vigilant about sun safety. For more detailed information on UV levels throughout the year, visit Horta UV Index.
UV Risk Categories
As the days progress into May, Horta, Portugal, basks in an impressive 335 hours of sunshine, marking a significant boost from the previous months. This upward trend in sunlight not only enhances the beauty of the Azores archipelago but also sets the stage for an inviting summer. The steady increase from 153 hours in January to the striking 388 hours in July reflects the island's transformation into a sun-soaked paradise, perfect for exploring its stunning landscapes and vibrant culture. June, with its 356 hours, continues this sunny momentum, while August slightly dips, yet remains abundant with 362 hours of sunshine. As the year progresses, residents and visitors alike can savor the long, bright days that make Horta a captivating destination in early summer.
As May rolls around in Horta, Portugal, the chance of basking in the sun rises to 30%, marking a significant improvement from the early months of the year. This upward trend continues into the summer, with June and July boasting a much sunnier 45% likelihood. April's 28% sun probability already hints at the approaching warmth, leading into May's promise of more daylight and brighter days. The progression from the dreary winter months to the more vibrant late spring showcases a clear shift towards sunnier weather, making May an enticing time for outdoor activities and exploration in this picturesque island locale.
As spring blossoms into summer in Horta, Portugal, the increase in daylight duration paints a vibrant picture of the changing seasons. Beginning in May, the days extend to a delightful 14 hours, matching the peak daylight of June and July. This marks a significant leap from April’s 13 hours, reflecting the region's gradual transition to longer, sun-drenched days. The radiant sunshine persists through the summer months, before beginning a gentle decline as August rolls into September, eventually tapering back to 10 hours by November. Throughout the year, Horta experiences a rhythmic cycle, with daylight duration peaking in the midsummer and offering a tantalizing glimpse of the sun's return as the year progresses.
In Horta, Portugal, the wind patterns in May reveal a gentle shift as spring transitions toward summer. With an average wind speed of 6.6 m/s (15 mph), May marks a notable decline from the breezier months of January and February, which see wind speeds of 10.7 m/s (24 mph) and 11.4 m/s (25 mph), respectively. This month serves as a bridge, leading into a quieter June with its calmer winds averaging 4.8 m/s (11 mph). Despite the decrease, May's winds still provide a refreshing backdrop for outdoor activities, hinting at the upcoming warmer months while retaining enough energy to invigorate the coastal landscape. As the season progresses, the gentle breezes of May create an inviting atmosphere, perfect for sailing and enjoying the scenic beauty of Horta.
The weather in Horta 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 Horta and find detailed weather information for every month.
In comparing the weather between May and January, we notice some similarities and differences. Both months feature relatively mild temperatures, with January having slightly lower averages, where the minimum temperature is 12°C and the maximum reaches 19°C, whereas May tends to be a bit warmer, with a minimum of 12°C and a maximum of 20°C. Precipitation levels are also notable; January experiences a bit more rain with 90 mm across 12 days, compared to May's 63 mm over 11 days. Humidity remains high in both months, with January at 84% and May at 83%. For more specific details about January's conditions, you can view Horta weather in January.
When comparing the weather in May to that in February, May typically experiences slightly warmer temperatures, with averages around 17°C (62°F) compared to February's 15°C (59°F). The maximum temperatures also show a modest difference, reaching 20°C (67°F) in May versus 18°C (64°F) in February. However, February has a higher total precipitation of 79 mm (3.1 in) over 14 days, compared to May's 63 mm (2.5 in) over 11 days. Both months share the same humidity level of 83%, creating a consistently humid atmosphere. For a more detailed look at February's climate, visit Horta weather in February.
When comparing the weather in May to March, we see a slight increase in temperatures. May features a minimum of 12°C (53°F) and an average of 17°C (62°F), while March has a minimum of 10°C (51°F) and an average of 15°C (60°F). Both months experience similar precipitation levels, with March receiving 63 mm (2.5 in) over about 10 days, and May also seeing 63 mm (2.5 in) but over 11 days. Humidity is a bit lower in May at 83% compared to 85% in March, suggesting that May might feel slightly more comfortable. For more insights on the specific weather conditions in March, you can check Horta weather in March.
In comparing the weather between April and May, we see a slight rise in temperatures as May averages around 17°C (62°F) compared to April's 15°C (60°F). The maximum temperature in May reaches 20°C (67°F), making it generally warmer than April, which peaks at 18°C (65°F). However, April experiences more precipitation, totaling 75 mm (3.0 in) over 14 days, while May has 63 mm (2.5 in) spread across 11 days. Humidity levels are fairly similar, with April at 85% and May at 83%. For more detailed insights, you can check Horta weather in April.
May and June present a notable transition in weather patterns. May tends to be cooler, with average temperatures ranging from a minimum of 12°C (53°F) to a maximum of 20°C (67°F), accompanied by 63 mm (2.5 in) of rainfall over 11 days. In contrast, June sees an increase in warmth, featuring average temperatures from 14°C (57°F) to 23°C (73°F) and a reduction in precipitation to 38 mm (1.5 in) over just 6 days. Additionally, June has a slightly higher humidity level at 85% compared to May's 83%. For more details, you can check Horta weather in June.
In May, the weather is generally cooler, with average temperatures ranging from a minimum of 12°C (53°F) to a maximum of 20°C (67°F), accompanied by relatively high humidity at 83% and significant precipitation of 63 mm (2.5 in) over 11 days. In contrast, July brings warmer temperatures, with an average range of 18°C (64°F) to 24°C (75°F), lower precipitation levels at 27 mm (1.1 in) across just 5 days, and slightly increased humidity at 86%. For more detailed information about July weather, visit Horta weather in July.
The weather in May is generally cooler and wetter compared to August. In May, temperatures range from a minimum of 12°C (53°F) to a maximum of 20°C (67°F), with an average of 17°C (62°F) and 63 mm (2.5 in) of precipitation over 11 days. In contrast, August experiences warmer temperatures, with a minimum of 20°C (68°F) and a maximum of 25°C (77°F), averaging around 22°C (73°F), and slightly less rainfall at 58 mm (2.3 in) over 9 days. Humidity remains consistent at 83% in both months, contributing to a muggy atmosphere. For more detailed insights about August weather, you can check Horta weather in August.
May and September present contrasting weather characteristics. In May, temperatures range from a minimum of 12°C (53°F) to a maximum of 20°C (67°F), with an average of 17°C (62°F). This month experiences slightly higher precipitation, totaling 63 mm (2.5 in) over 11 days, while humidity remains high at 83%. In contrast, September showcases warmer temperatures, with a minimum of 19°C (66°F) and a maximum of 25°C (77°F), leading to an average of 22°C (72°F). Although precipitation is a bit lower at 57 mm (2.2 in) also over 11 days, the humidity remains consistent at 83%. For a detailed look at September weather, visit Horta weather in September.
In May, the weather features a cooler temperature range with minimums around 12°C (53°F) and daytime averages peaking at 17°C (62°F), while October sees slightly warmer conditions, with minimums of 15°C (59°F) and averages reaching 20°C (69°F). Both months experience considerable humidity, with May being slightly more humid at 83% compared to October’s 79%. Rainfall is also a factor; May records approximately 63 mm (2.5 in) over 11 days, while October sees a bit more precipitation at 74 mm (2.9 in) across 12 days. For more detailed insights, check out Horta weather in October.
In May, the weather tends to be mild, with average temperatures ranging from a minimum of 12°C (53°F) to a maximum of 20°C (67°F). This month receives an average of 63 mm (2.5 in) of precipitation over about 11 days, accompanied by relatively high humidity levels of 83%. In contrast, November offers slightly warmer conditions, with temperatures ranging from 14°C (57°F) to 22°C (71°F) and higher precipitation at 124 mm (4.9 in) spread over 15 days, along with a lower humidity of 80%. This shift indicates that while both months experience frequent rainfall, November tends to be warmer and wetter. For more details on November weather, check Horta weather in November.
In May, the weather features mild temperatures ranging from a minimum of 12°C (53°F) to a maximum of 20°C (67°F), with an average temperature of 17°C (62°F). The month sees around 63 mm (2.5 in) of precipitation over 11 days, and humidity levels are relatively high at 83%. In contrast, December exhibits similar temperature ranges, with minimums at 12°C (54°F) and maximums peaking at 20°C (68°F), while the average remains consistent at 17°C (63°F). However, December experiences a higher precipitation total of 108 mm (4.3 in) over 14 days, along with slightly increased humidity at 85%. For more insights on December weather, you can check Horta weather in December.
As spring unfolds, May in Horta brings mild temperatures and a notable sense of warmth, making it a delightful time to visit. While the average temperature rises, the mix of sunny days and occasional rain contributes to the lush beauty of the Azores. With higher humidity and a moderate amount of precipitation, May stands out from the drier summer months, reminding visitors of the region's vibrant and ever-changing climate. For a deeper look into how Horta's weather evolves throughout the year, check out Horta Climate.