Last updated: February 6, 2025
May in Bilbao, Spain offers a delightful mix of spring weather, with temperatures ranging from a pleasant 5°C (41°F) to a warm 26°C (80°F), resulting in a comfortable average of 14°C (58°F). Visitors can expect occasional rain, as the month sees about 82 mm (3.2 in) of precipitation spread across 15 days, contributing to the lush greenery of the city. With humidity levels at 81%, May brings a refreshing atmosphere, making it a perfect time to explore Bilbao's vibrant culture and stunning landscapes.
In May, Bilbao begins to bloom, with temperatures showcasing a delightful shift toward warmer days. The minimum temperature rises to a mild 5°C (41°F), while the average climbs to 14°C (58°F), inviting locals and visitors alike to enjoy the outdoor scenery. As the month progresses, the maximum temperature peaks at a pleasant 26°C (80°F), indicating a notable increase from the cooler months of spring. This transition sets the stage for a lively atmosphere, perfect for exploring the city's vibrant culture and stunning landscapes while basking in the sun. Overall, May symbolizes the heart of spring in Bilbao, where temperatures create an inviting backdrop for adventure and relaxation.
May in Bilbao marks a gradual transition towards drier and warmer days, reflecting the city's shifting climate as spring gives way to summer. With an average precipitation of 82 mm (3.2 in) spread over 15 days, May shows a notable reduction in rainfall compared to the wetter months of January through April. This decrease, combined with an increase in daily sunshine, creates a more pleasant atmosphere as the city begins to bask in the early warmth of summer. Although the month remains relatively damp, it sets the stage for the typically drier months of June and July, indicating a trend of declining precipitation as the seasons progress.
As spring transitions into summer, May in Bilbao maintains a consistent humidity level of 81%, mirroring the trend set in April. This stability in moisture contrasts sharply with the higher humidity levels seen in the colder winter months, which peak at 85% in January and December. Interestingly, as the year progresses toward summer, humidity begins to creep up again, reaching 87% in July. Overall, May serves as a bridge, offering a balance between the crisp, damp air of early spring and the more humid conditions that characterize the height of summer, making it an appealing month for those who favor milder weather.
As spring transitions into summer, May in Bilbao marks a significant rise in UV exposure, with the UV Index soaring to a remarkable 9, categorized as very high. This sharp increase mirrors the upward trend seen from previous months, where January's low index gradually escalated through the moderate levels of February, reaching a high of 7 in April. With burn times shrinking to just 15 minutes, it's essential for residents and visitors alike to stay vigilant about sun protection during this time. As the days grow sunnier, understanding the Bilbao UV Index can help ensure safe outdoor activities while enjoying the beautiful weather.
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May brings a delightful surge of sunshine to Bilbao, Spain, with an impressive 375 hours of sunlight illuminating the vibrant city. This marks a significant increase as the days grow longer and warmer, following a steady ascent from 172 hours in January to 332 hours in April. As spring fully embraces the Basque region, May stands out not only for its abundant light but also for setting the stage for the summer months ahead. With June just a hair above at 376 hours, the sunny momentum continues, showcasing a splendid transition from the cooler winter months to the radiant warmth of summer. Bilbao's sunshine trend beautifully reflects the changing seasons, uplifting spirits and inviting both locals and visitors to bask in its luminous charm.
In Bilbao, Spain, the likelihood of sunny weather experiences noticeable fluctuations throughout the year. After the brisk winter months, where January and February see only a 23% and 22% chance of sunshine respectively, the arrival of spring brings a welcome change. March sees a significant uptick to 40%, and while April dips slightly to 34%, May presents a charming blend of sun and clouds with a 28% chance of sunny days. This pattern highlights how early summer months—like June and July—maintain a sunnier disposition with probabilities of 32% and 37%. Overall, while May may not boast the highest chance of sunshine, it clearly sets the stage for the sunnier months ahead, making it a delightful time to enjoy Bilbao's rich culture and stunning landscapes.
In Bilbao, Spain, the progression of daylight duration throughout the year reveals an enchanting rhythm influenced by the changing seasons. Starting with a modest 9 hours in January, the days gradually lengthen, reaching 10 hours in February and 11 hours in March. The arrival of spring brings a noticeable increase, with April enjoying 13 hours of daylight, before jumping to 14 hours in May. This peak in light culminates in June, where the sun graces the city for 15 hours, providing vibrant days filled with outdoor possibilities. Interestingly, as summer transitions into autumn, daylight begins to wane, gently dropping to 14 hours in July, followed by 13 hours in August, and then tapering down to 12 hours in September. By the time October arrives, daylight dwindles further to 10 hours, before settling back to 9 hours in the months of November and December. This cyclical pattern encapsulates the essence of Bilbao's changing light, inviting both locals and visitors to revel in the warm embrace of longer days as the seasons shift.
In May, Bilbao experiences a noticeable decline in wind speed, averaging 2.8 m/s (6 mph), a decrease from the breezier spring months of March and April. This trend continues into early summer, with the wind remaining gentle at 2.8 m/s in June. Such mild winds create a pleasantly calm atmosphere, ideal for enjoying outdoor activities along the scenic coastline before the heights of summer heat fully arrive. Overall, this gradual tapering of wind speed hints at the city’s transition toward warmer, more stable weather as it moves into the summer months, where the winds are typically lighter yet still refreshing.
The weather in Bilbao 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 Bilbao and find detailed weather information for every month.
May and January present notably different weather patterns. In May, temperatures range from a mild 5°C (41°F) at night to a warm 26°C (80°F) during the day, with an average of 14°C (58°F). The month sees about 82 mm (3.2 in) of precipitation over approximately 15 days, and humidity levels are relatively high at 81%. In contrast, January features colder temperatures, with a minimum of -1°C (30°F) and a maximum of 19°C (66°F), averaging 8°C (46°F). Though January experiences more precipitation at 117 mm (4.6 in) over 13 days, it has slightly higher humidity at 85%. For a detailed look at January weather, you can refer to Bilbao weather in January.
In comparing the weather between May and February, we find notable differences in both temperature and precipitation. May offers a more temperate climate with average temperatures ranging from 5°C (41°F) to 26°C (80°F), while February has cooler averages of -2°C (30°F) to 22°C (72°F). Although February records slightly more precipitation at 103 mm (4.0 in) over 13 days, May follows closely with 82 mm (3.2 in) across 15 days of rainfall. Humidity levels are comparable, with May at 81% and February slightly higher at 83%. For a detailed look at February weather specifically, visit Bilbao weather in February.
In comparing the weather between March and May, it’s evident that May offers significantly warmer temperatures, with an average of 14°C (58°F) compared to March's 10°C (51°F). While both months experience a fair amount of humidity, May's average humidity is slightly lower at 81%, compared to March's 82%. Additionally, May has fewer rainy days, with 15 days of precipitation and a total of 82 mm (3.2 in), in contrast to March’s 17 days and 98 mm (3.9 in) of rainfall. For those interested in a more detailed look at March's weather, check out Bilbao weather in March.
In comparing the weather of April and May, we observe that May generally offers warmer temperatures, with a minimum of 5°C (41°F) and an average of 14°C (58°F), compared to April's minimum of 1°C (34°F) and average of 12°C (54°F). The maximum temperature in May can reach up to 26°C (80°F), which is notably higher than April's peak of 23°C (74°F). Although April experiences slightly more precipitation at 92 mm (3.6 in) over 15 days, May's precipitation totals 82 mm (3.2 in) over the same duration. Humidity remains constant between the two months at 81%. For those interested in a more detailed look at April's weather, please visit Bilbao weather in April.
May and June present a noticeable shift in weather patterns. In May, temperatures range from a minimum of 5°C (41°F) to a maximum of 26°C (80°F), with an average of 14°C (58°F). The month also experiences a fair amount of precipitation, totaling 82 mm (3.2 in) over 15 days, and humidity levels remain relatively high at 81%.
In contrast, June sees warmer temperatures with a minimum of 9°C (48°F) and a maximum of 32°C (89°F), averaging 17°C (63°F). While June has slightly more precipitation at 103 mm (4.1 in) over 14 days, the humidity increases slightly to 83%. For more details on the specific weather patterns you can expect this month, check out Bilbao weather in June.
May and July present distinct weather patterns, reflecting the transition from spring to summer. In May, temperatures range from a minimum of 5°C (41°F) to a maximum of 26°C (80°F), with an average of 14°C (58°F). The month experiences 82 mm (3.2 in) of precipitation over 15 days, coupled with a humidity level of 81%. In contrast, July brings warmer temperatures, with minima of 11°C (53°F) and maxima reaching 33°C (91°F), leading to a higher average of 19°C (67°F). Precipitation decreases in July to 65 mm (2.6 in) across 12 days, while humidity rises slightly to 87%. For more detailed information, you can visit Bilbao weather in July.
May and August present distinct weather patterns, showcasing a transition from spring to summer. In May, temperatures range from a cooler 5°C (41°F) at night to a pleasant 26°C (80°F) during the day, with an average temperature of 14°C (58°F). This month experiences higher precipitation, totaling 82 mm (3.2 in) across 15 days and maintaining a humidity level of 81%. Conversely, August offers warmer conditions, with minimum temperatures of 12°C (54°F) and maximums reaching 33°C (93°F), averaging 20°C (67°F). The month is drier, with only 62 mm (2.5 in) of rain over 12 days, while humidity remains slightly higher at 82%. For more information, check out Bilbao weather in August.
May and September present notably different weather patterns, although their precipitation levels are quite similar. In May, temperatures range from a minimum of 5°C (41°F) to a maximum of 26°C (80°F), with an average of 14°C (58°F). The month sees about 82 mm (3.2 in) of rainfall over approximately 15 days, and the humidity is relatively high at 81%. In contrast, September offers warmer conditions, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 30°C (86°F) and an average of 18°C (65°F). The rainfall is slightly less at 81 mm (3.2 in) over about 12 days, and the humidity tends to be lower at 77%. For those interested in the specifics of September weather, you can find more details at Bilbao weather in September.
May and October present relatively similar weather patterns, with both months experiencing mild temperatures that range from a minimum of 5°C (41°F) to a maximum of around 26-27°C (80-81°F). In May, the average temperature is slightly lower at 14°C (58°F), while October sees a marginal increase to 15°C (59°F). However, October tends to be wetter, with total precipitation reaching 105 mm (4.1 in) over 13 days, compared to May's 82 mm (3.2 in) over 15 days. Humidity levels are quite comparable, with May at 81% and October dipping slightly to 80%. For more detailed weather information, you can check Bilbao weather in October.
May and November present contrasting weather patterns, although both months experience relatively mild temperatures. In May, daily highs reach up to 26°C (80°F), with an average temperature of 14°C (58°F), while November sees cooler conditions, averaging 11°C (53°F) and peaking at 22°C (72°F). Precipitation also differs significantly; May accumulates around 82 mm (3.2 in) over approximately 15 days, whereas November receives a heftier 158 mm (6.2 in) across about 18 days. Humidity levels are quite similar, with May at 81% and November slightly higher at 83%. For more detailed weather insights, you can check out Bilbao weather in November.
May and December exhibit notable differences in weather patterns. May offers a milder climate with temperatures ranging from a minimum of 5°C (41°F) to a maximum of 26°C (80°F), along with an average temperature of 14°C (58°F). In contrast, December is cooler, with temperatures fluctuating between 2°C (36°F) and 19°C (66°F), leading to a lower average of 10°C (50°F). Precipitation also varies between the two months; May sees 82 mm (3.2 in) over 15 days, while December has significantly more at 154 mm (6.1 in) over 17 days, contributing to the higher humidity levels in both months, which are 81% in May and 85% in December. For more detailed information on the December climate, check Bilbao weather in December.
May in Bilbao marks a delightful transition from the chilly grip of spring to the embrace of warmer temperatures, with the city experiencing a noticeable uplift in both warmth and vibrancy. Unlike the colder months, May showcases more temperate conditions, allowing residents and visitors alike to enjoy outdoor activities amidst increased humidity and frequent, albeit light, rainfall. While the city can expect about 15 days of rain, the blend of sunshine and occasional showers creates a refreshing atmosphere perfect for exploring Bilbao's stunning architecture and lush landscapes. This month serves as a reminder that spring is drawing to a close, positioning itself as a charming prelude to the balmy days of summer. For more detailed insights on what to expect, check out the comprehensive information on Bilbao Climate.