May Weather in Castro, Spain

Last updated: February 6, 2025

Experience the diverse May weather in Castro, Spain, where temperatures range from a maximum of 30°C (86°F) to a pleasant average of 14°C (58°F), with occasional dips to 1°C (35°F). This month brings significant precipitation, totaling 79 mm (3.1 in), spread across 12 days, creating a lush environment for the region. With an average humidity of 83%, the atmosphere offers a refreshing feel amidst the warmth, making it an ideal time to explore the enchanting landscapes of Castro.

May Temperature in Castro

May in Castro, Spain, marks a vibrant transition into warmer days, with temperatures showcasing a significant rise compared to the chillier months preceding it. The minimum temperature hovers around 1°C (35°F), while the **average climbs to a pleasant 14°C (58°F), offering a refreshing break from winter's grasp. The real highlight is the maximum temperature, which can soar to an impressive 30°C (86°F), inviting both locals and visitors to embrace outdoor activities and bask in the burgeoning sunshine. This delightful shift not only signals the arrival of spring but also sets the stage for the summer warmth that follows, making May a perfect time to experience the beauty of Castro as it comes alive.

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

The chart illustrates May temperature patterns in Castro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec434748525761666663564846
Data source: Temperature data for Castro 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 Castro

In May, Castro experiences a consistent pattern of precipitation, with 79 mm (3.1 in) of rainfall spread over 12 days. This amount aligns with the precipitation levels seen in January and April, suggesting a relatively stable climate as spring transitions into summer. As the month completes its cycle, the rainfall starts to taper off in June, hinting at a drying trend leading into the drier summer months. Compared to the preceding months, May's precipitation serves as a gentle reminder of winter's lingering presence while setting the stage for the sunnier days ahead.

May Precipitation Trends in Castro

The chart displays monthly precipitation patterns in Castro, 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.
JanFebMarAprMayJunJulAugSepOctNovDec7910711682796627364696120161
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Castro

May in Castro, Spain sees a consistent humidity level of 83%, mirroring the moisture of the preceding months. This slight stability suggests a transition phase as the region eases into summer, maintaining a pleasant balance that is characteristic of the spring season. Notably, the humidity during May remains quite steady, similar to that of April and June, indicating a gradual shift from the cooler, wetter months of winter to the drier and warmer conditions typical of summer. As spring begins to give way to the heat of summer, Castro's humidity invites an invigorating atmosphere, making it a delightful time for outdoor activities without feeling overly oppressive.

May Average Humidity in Castro

This chart illustrates the average monthly humidity levels in Castro, 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%83%82%83%83%83%82%78%79%82%84%85%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Castro

As the sun shines more brightly in Castro, Spain, May marks a significant leap in the UV Index, reaching 9, signaling a very high exposure category that warrants caution. With a burn time of just 15 minutes, it's crucial to protect your skin during this month, echoing the upward trend observed since January. From a low index of 2 in January, the UV levels steadily intensified, with each month witnessing an increase, culminating in May’s peak just ahead of the summer months. This pattern emphasizes the importance of being sun-smart as you enjoy outdoor activities; remember to apply sunscreen, wear protective clothing, and seek shade whenever possible. For more detailed information, visit Castro UV Index.

Maximum UV Index Levels in Castro for May

The chart shows the monthly maximum UV Index (UVI) for Castro 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.
JanFebMarAprMayJunJulAugSepOctNovDec24689111098632
Data source: Castro 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 Castro

As spring unfolds into May, Castro, Spain basks in a remarkable 390 hours of sunshine, marking a delightful peak in daylight that entices locals and tourists alike to embrace the outdoor charm of the region. This month showcases a vibrant upward trend from the 170 hours recorded in January, steadily climbing through the year until peaking in July with an impressive 421 hours. With moderate sunshine hours in April and a slight dip in June, May stands out as the golden bridge between rejuvenating spring and the sun-soaked summer months. Nature lovers and sun seekers are drawn to the warmth and brightness that characterizes this enchanting Spanish coastal town, inviting all to enjoy its beauty before the days gradually shorten in the fall.

Monthly Sunshine Duration in Castro: May Highlighted

The May sunshine duration represents the total number of hours Castro 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.
JanFebMarAprMayJunJulAugSepOctNovDec170h230h299h337h390h387h421h392h338h298h228h191h
Data source: Castro May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Castro During May

In Castro, Spain, the likelihood of sunny weather in May stands at 33%, which mirrors the somewhat unpredictable patterns seen earlier in the year. While March boasts the highest chance of sunshine at 50%, May's chances drop back to levels similar to those in January and April. This trend indicates early spring might offer more radiant days, while late spring begins to settle into a more variable weather pattern. Interestingly, as summer approaches, the chance of sun rises, peaking in August at 53%, suggesting that while May may be a transitional month, the brighter days of summer are just around the corner.

Percentage of Sunny Days in May in Castro

The chart illustrates the percentage of sunny days in Castro 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 Castro experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec33%16%50%39%33%42%43%53%33%37%42%32%
Data source: Castro May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Castro in May

In Castro, Spain, daylight duration experiences a remarkable shift throughout the year. Starting with a modest 9 hours in January, the days gradually lengthen, reaching 10 hours in February and 11 hours by March. The arrival of spring brings a notable increase, with April showcasing 13 hours of daylight, followed by a peak of 14 hours in May. This upward trend continues into June, where daylight expands to 15 hours, the longest of the year. However, as summer wanes, the days begin to shorten again, settling at 14 hours in July and gradually decreasing to 12 hours by September. The descent continues into the autumn, leading to 10 hours in October and reverting back to 9 hours for both November and December. This cyclical pattern of increasing and decreasing sunlight beautifully mirrors the changing seasons, marking the rhythm of life in this vibrant coastal town.

Average Daylight Hours in Castro for May

The chart illustrates the variation in daylight duration in Castro throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 25m10h 32m11h 57m13h 24m14h 38m15h 15m14h 56m13h 50m12h 26m10h 59m9h 43m9h 4m
Data source: Castro daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Castro

In Castro, Spain, the winds of May offer a refreshing transition as average wind speeds reach 3.1 m/s (7 mph), slightly peaking after a notably calmer April. This gentle breeze is emblematic of spring's embrace, following a noteworthy dip in March and April when winds slowed to 2.7 m/s (6 mph) and 2.5 m/s (6 mph), respectively. As the region moves into summer, the winds continue to taper, with June and July observing further reductions to around 2.8 m/s (6 mph) and 2.6 m/s (6 mph). These trends reveal a seasonal ebb and flow, characterized by a brief rejuvenation in May, before leading into the more tranquil winds that accompany the beautiful summer months.

Average May Wind Speed in Castro

The chart displays monthly wind speed patterns in Castro, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.44.12.72.53.1 m/s2.82.62.32.42.62.83.4
Data source: Castro May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Castro Compares to Other Months

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

May and January present contrasting weather patterns, with May offering milder temperatures and more variability. In May, temperatures range from a chilly 1°C (35°F) to a warm 30°C (86°F), with an average of 14°C (58°F), while January experiences colder conditions, ranging from -5°C (23°F) to a max of 19°C (67°F) with an average of 6°C (43°F). Both months see similar precipitation levels, at 79 mm (3.1 in), but May generally has slightly more rainy days—12 compared to January's 10. Humidity remains high in both months, with January at 84% and May slightly lower at 83%. For a deeper insight into January's weather specifics, you can visit Castro weather in January.

May and February present contrasting weather patterns. In May, temperatures range from a chilly 1°C (35°F) at night to a warm 30°C (86°F) during the day, averaging around 14°C (58°F). The month also sees about 79 mm (3.1 in) of precipitation over 12 days, while the humidity remains relatively high at 83%. In contrast, February offers cooler conditions with nighttime lows of -3°C (27°F) and daytime highs reaching 21°C (70°F), averaging 8°C (47°F). The precipitation in February is slightly higher, totaling 106 mm (4.2 in) across the same number of rainy days, accompanied by the same humidity level of 83%. For a closer look at February's climate specifics, you can check Castro weather in February.

In comparing the weather patterns of March and May, it is clear that May tends to be significantly warmer and more variable. While March sees minimum temperatures around -4°C (26°F) and averages around 9°C (48°F), May enjoys a milder minimum of 1°C (35°F) and an average of 14°C (58°F), with highs reaching up to 30°C (86°F). Precipitation is slightly lower in May, with 79 mm (3.1 in) over 12 days, compared to March’s 116 mm (4.6 in) over 14 days. Humidity levels remain similar, with May at 83% and March at 82%. For a deeper insight into March's climate specifics, you can check Castro weather in March.

In April, temperatures are generally cooler, with a minimum of -3°C (26°F) and an average of 11°C (52°F), compared to May's milder range, which sees a minimum of 1°C (35°F) and an average of 14°C (58°F). While both months experience similar levels of precipitation, with April at 82 mm (3.2 in) over 13 days and May at 79 mm (3.1 in) across 12 days, the slightly warmer and wetter conditions in May can make it feel more pleasant overall. Interestingly, humidity levels remain consistent at 83% for both months, contributing to the springtime atmosphere. For more details about April’s weather, visit Castro weather in April.

May and June present a noticeable transition in weather patterns. In May, temperatures range from a chilly 1°C (35°F) at night to a warm 30°C (86°F) during the day, resulting in an average temperature of 14°C (58°F). The month also sees a total precipitation of 79 mm (3.1 in) over 12 days, with a high humidity of 83%.

In contrast, June experiences slightly warmer temperatures, with minimums around 4°C (40°F) and maximums reaching 33°C (92°F), leading to an average of 16°C (62°F). Precipitation decreases to 66 mm (2.6 in) over the same 12 days, while humidity remains constant at 83%. This shift indicates a trend towards a warmer and drier climate as summer approaches. For more detailed weather information, you can refer to Castro weather in June.

May and July exhibit distinct differences in weather patterns. In May, temperatures range from a chilly 1°C (35°F) at night to a warm average of 14°C (58°F), peaking at a maximum of 30°C (86°F). The month also sees considerable precipitation at 79 mm (3.1 in) over about 12 days, contributing to a high humidity level of 83%. In contrast, July features milder nighttime temperatures, starting at 7°C (45°F), with an average of 19°C (66°F) and highs reaching 33°C (91°F). Rainfall significantly decreases to 27 mm (1.1 in) across just 7 days, while humidity levels remain relatively stable at 82%. For more detailed information, you can refer to Castro weather in July.

May and August present distinctly different weather patterns. In May, temperatures range from a cool 1°C (35°F) to a warm 30°C (86°F), with an average of 14°C (58°F). This month experiences significant precipitation, totaling 79 mm (3.1 in) over about 12 days, along with high humidity at 83%. In contrast, August generally offers more stable and warmer conditions, with temperatures ranging from a minimum of 8°C (47°F) to a maximum of 35°C (95°F) and an average of 19°C (66°F). Rainfall decreases significantly to 36 mm (1.4 in) over just 6 days, and humidity lowers slightly to 78%. For more detailed insights on August weather specifically, visit Castro weather in August.

May and September both showcase a pleasant range of temperatures, but with distinct differences in weather patterns. In May, the temperatures fluctuate from a chilly minimum of 1°C (35°F) to an inviting maximum of 30°C (86°F), with an average of 14°C (58°F). However, it also experiences higher precipitation, totaling 79 mm (3.1 in) over approximately 12 rainy days and higher humidity at 83%. In contrast, September offers a slightly warmer climate, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 33°C (92°F), and an average of 17°C (63°F). Additionally, September brings less rain, with just 46 mm (1.8 in) over 9 days and a slightly lower humidity of 79%. This makes September a more stable month for enjoying outdoor activities. For more details, you can check Castro weather in September.

May and October display quite similar weather patterns, with both months featuring an average temperature of around 14°C (58°F). However, May showcases a slightly broader temperature range, reaching up to 30°C (86°F), while October similarly maxes out at 30°C (87°F) but has a minimum temperature of 2°C (35°F) compared to May's 1°C (35°F). Precipitation levels also differ, with October experiencing a higher total of 96 mm (3.8 in) compared to May's 79 mm (3.1 in), although both months see rain on about 12 days. Humidity remains relatively constant, with October at 82% and May at 83%, making both months feel quite humid. For more detailed information, you can refer to Castro weather in October.

May and November exhibit notable differences in weather patterns. In May, temperatures average around 14°C (58°F), reaching a maximum of 30°C (86°F), making it generally warmer than November, which has an average temperature of 9°C (49°F) and a high of 19°C (67°F). While May experiences approximately 79 mm (3.1 in) of precipitation over 12 days, November sees a higher rainfall of 120 mm (4.7 in) spread across 15 days. Both months have similar humidity levels, with May at 83% and November at 84%. For those curious about the specifics of November weather, you can check Castro weather in November.

May and December present distinctly different weather patterns. In May, temperatures range from a minimum of 1°C (35°F) to a maximum of 30°C (86°F), with an average temperature of 14°C (58°F). The month sees around 79 mm (3.1 in) of precipitation over 12 days, accompanied by high humidity levels of 83%. In contrast, December experiences colder weather with temperatures dropping between -4°C (26°F) and 16°C (62°F), averaging at 8°C (46°F). This month also brings significantly more rainfall, totaling 161 mm (6.3 in) across 16 days, while maintaining a similar humidity level at 85%. For a closer look at December conditions, you can check this link: Castro weather in December.

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Conclusion: What to Expect From May Weather in Castro

As May unfolds in Castro, temperatures gradually rise, offering a pleasant warmth that starkly contrasts with the chill of winter months. While the average temperature hovers around a more inviting 14°C, the month brings occasional spikes up to 30°C, hinting at the arrival of summer. However, it's important to note that precipitation remains frequent, with 12 wet days contributing to a total of 79 mm of rain, and humidity levels reaching a notable 83%. This blend of warmth and moisture creates a vibrant landscape that sets May apart from the cooler, drier months earlier in the year. To dive deeper into how the weather varies in Castro throughout the year, check out Castro Climate.