May Weather in Cayucos, United States

Last updated: February 24, 2025

Experience the charming weather of Cayucos, United States in May, where temperatures typically peak at a pleasant 23°C (74°F), while averaging around 15°C (59°F) and dipping to a mild 9°C (48°F) during the nights. This month sees a light touch of rain, with precipitation totaling 10 mm (0.4 in) over just 2 days, ensuring that the vibrant coastal scenery remains lush and inviting. With an average humidity of 75%, May is a delightful time to enjoy the serene beaches and picturesque landscapes of this coastal town. Whether you're strolling along the shore or exploring local attractions, Cayucos offers a perfect blend of mild weather and refreshing ocean breezes.

May Temperature in Cayucos

In Cayucos, United States, May transitions gracefully into warmer weather as spring comes to a close. With minimum temperatures rising to 9°C (48°F) and averaging 15°C (59°F), the climate is inviting and perfect for outdoor adventures. The maximum temperature peaks at 23°C (74°F), providing a comfortable warmth that encourages beachgoers and nature lovers alike to bask in the sun. As the month unfolds, these mild conditions set the stage for the incoming summer, marking a notable increase from the cooler temperatures of earlier months. This pattern of gradually warming temperatures not only enhances the vibrant coastal experience but also signals the start of delightful summer escapades in this charming seaside town.

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

The chart illustrates May temperature patterns in Cayucos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec545455575962646666646055
Data source: Temperature data for Cayucos 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 Cayucos

In Cayucos, May typically signals a dip in precipitation, with only 10 mm (0.4 in) recorded over just 2 days this month. This follows the trend of gradually diminishing rainfall as spring transitions into summer, from a more substantial 114 mm in January to a mere 23 mm in April. The significant reduction in precipitation not only reflects the seasonal shift but also highlights May as one of the driest months in the year, setting the stage for the typically arid summer that follows. The contrast in rainfall patterns emphasizes the region’s climate variability, showcasing how coastal conditions influence local weather trends and water availability.

May Precipitation Trends in Cayucos

The chart displays monthly precipitation patterns in Cayucos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec114747323101111102770
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Cayucos

In Cayucos, United States, May ushers in a subtle shift in humidity levels, with a comfortable 75% that signifies a transition towards warmer months. This marks a notable decline from the 83% humidity observed in February, suggesting a gradual drying trend as spring gives way to summer. Following April's slightly higher humidity at 76%, May maintains a level of comfort, poised between the lushness of earlier months and the drier conditions found in June and beyond, where humidity dips to 74%. The overall trend reveals a consistent decrease in humidity from the winter months through to late spring, creating a refreshing atmosphere that locals and visitors alike can enjoy.

May Average Humidity in Cayucos

This chart illustrates the average monthly humidity levels in Cayucos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec80%83%80%76%75%74%75%72%70%70%74%77%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Cayucos

In May, Cayucos experiences a dramatic surge in UV exposure, with an UV Index reaching 11, categorizing it as extreme and cutting burn time down to just 10 minutes. This increase marks a notable shift from the previous months, where the index hovered in the moderate to very high range. As the spring sun intensifies, residents and visitors alike must take extra precautions to protect their skin. This trend continues into June, with the UV Index peaking at 12, before tapering off slightly during the summer months. To stay informed and safe, always check the latest updates on the Cayucos UV Index.

Maximum UV Index Levels in Cayucos for May

The chart shows the monthly maximum UV Index (UVI) for Cayucos 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.
JanFebMarAprMayJunJulAugSepOctNovDec4589111211119753
Data source: Cayucos 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 Cayucos

As spring transitions into summer, May shines brightest in Cayucos, boasting 364 hours of glorious sunshine. This is a significant uptick from the 310 hours recorded in April, and it sets the stage for a sun-drenched June that follows with 372 hours. The upward trend in sunlight from January's modest 172 hours showcases how the days grow longer and warmer, culminating in the summer months where July peaks at 384 hours. Whether you're soaking up the sun-drenched beaches or enjoying the vibrant coastal scenery, May offers a delightful preview of the sunny days to come.

Monthly Sunshine Duration in Cayucos: May Highlighted

The May sunshine duration represents the total number of hours Cayucos 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.
JanFebMarAprMayJunJulAugSepOctNovDec172h226h277h310h364h372h384h355h313h293h241h218h
Data source: Cayucos May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Cayucos During May

In Cayucos, United States, the likelihood of sunny weather in May peaks at an impressive 76%, marking it as one of the sunniest months of the year. This notable increase follows a trend of gradual improvement throughout the spring, with April at 62% and March slightly lower at 60%. As temperatures rise and the days grow longer, May emerges as a standout month for those craving sunshine, contrasting sharply with the chillier winter months, like January, which sees only a 51% chance of sun. The sunny trend continues into early summer, though June dips to 69%. Overall, May's bright prospects clearly highlight its status as a prime time for outdoor activities and enjoying the vibrant beauty of the California coast.

Percentage of Sunny Days in May in Cayucos

The chart illustrates the percentage of sunny days in Cayucos 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 Cayucos experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%66%60%62%76%69%59%60%57%66%66%45%
Data source: Cayucos May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Cayucos in May

In Cayucos, California, May heralds the arrival of abundant sunshine as daylight stretches to an impressive 14 hours—one of the longest durations of the year. Following a gradual increase from 10 hours in January, the daylight hours rise steadily, with a notable jump to 13 hours in April. This upward trend culminates in May, before maintaining the same length through June and July. As summer progresses into the slower-paced months of August and September, daylight begins to wane, reflecting nature's seasonal rhythms. Overall, May's generous daylight not only invites longer outdoor adventures but also symbolizes the height of spring's vibrant, sun-kissed beauty in Cayucos.

Average Daylight Hours in Cayucos for May

The chart illustrates the variation in daylight duration in Cayucos throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 3m10h 54m11h 59m13h 6m14h 3m14h 30m14h 15m13h 25m12h 20m11h 14m10h 15m9h 46m
Data source: Cayucos daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Cayucos

In Cayucos, United States, the wind tends to pick up slightly as spring transitions into summer, with an average wind speed of 3.4 m/s (8 mph) recorded in May. This marks a notable increase from the preceding months, particularly from the stable 3.3 m/s (7 mph) in April. As the year progresses, wind speeds gradually decrease, hitting their lowest in the summer months of July and August, where they fall to around 2.2 m/s (5 mph) and 2.0 m/s (5 mph), respectively. However, May stands out as a refreshing pivot point, boasting breezy conditions that invigorate the coastal atmosphere, making it an ideal time for outdoor activities and beachgoers. The trend suggests a lovely interplay between gentle breezes in spring and more subdued winds in mid-summer, creating a dynamic backdrop for this charming seaside town.

Average May Wind Speed in Cayucos

The chart displays monthly wind speed patterns in Cayucos, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.92.93.33.4 m/s2.82.22.02.02.72.62.9
Data source: Cayucos May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Cayucos Compares to Other Months

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

May offers a milder and more pleasant climate compared to January, with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 23°C (74°F). In contrast, January experiences slightly cooler temperatures, with an average ranging from a minimum of 6°C (43°F) to a maximum of 21°C (70°F). While May sees only 10 mm (0.4 in) of precipitation over just 2 days, January is much wetter, accumulating 114 mm (4.5 in) across 6 days. Additionally, the humidity levels are comparable, with May at 75% and January at 80%. For more specific information about January weather, check out Cayucos weather in January.

May generally brings milder and more pleasant weather compared to February. In May, temperatures range from a minimum of 9°C (48°F) to a comfortable average of 15°C (59°F), peaking at a maximum of 23°C (74°F). Precipitation is minimal, with only 10 mm (0.4 in) over just two days, and humidity levels sit around 75%.

In contrast, February experiences cooler temperatures with a minimum of 5°C (41°F) and an average of 12°C (55°F), though it can reach up to 24°C (75°F). This month is significantly wetter, accumulating 73 mm (2.9 in) of precipitation over six days, along with slightly higher humidity at 83%.

For more detailed insights, you can check Cayucos weather in February.

When comparing the weather in May and March, we see distinct differences in temperature and precipitation patterns. May features a milder climate with minimum temperatures around 9°C (48°F) and an average of 15°C (59°F), while March starts slightly cooler with a minimum of 6°C (43°F) but can reach a higher maximum of 25°C (76°F). Precipitation levels also vary significantly; March experiences a much wetter environment with 73 mm (2.9 in) of rain over 9 days compared to May's considerably drier conditions, which see only 10 mm (0.4 in) of rain over just 2 days. Additionally, the humidity level in March is slightly higher at 80% compared to May's 75%. For a more detailed look at March weather, you can visit Cayucos weather in March.

Comparing the weather in May and April reveals some interesting differences. May typically experiences slightly warmer temperatures, with an average of 15°C (59°F) and a maximum of 23°C (74°F), compared to April's average of 14°C (58°F) and maximum of 26°C (79°F). However, April is wetter, receiving about 23 mm (0.9 in) of precipitation over three days, in contrast to May's lighter rainfall of only 10 mm (0.4 in) over two days. Humidity levels remain quite similar, with May at 75% and April at 76%. For more detailed weather information, you can check out Cayucos weather in April.

May and June display notable differences in weather patterns. In May, temperatures range from a minimum of 9°C (48°F) to a maximum of 23°C (74°F), with an average of 15°C (59°F). This month typically sees around 10 mm (0.4 in) of precipitation over just two days, resulting in a humidity level of 75%. In contrast, June enjoys warmer conditions, with minimum temperatures around 11°C (53°F) and maximums reaching 27°C (82°F), averaging 17°C (62°F). Remarkably, June experiences minimal precipitation, with only 1 mm (0.0 in) and no rainy days, while humidity slightly decreases to 74%. For more details, check out Cayucos weather in June.

May weather is generally cooler with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 23°C (74°F), while July brings warmer conditions, with lows of 13°C (56°F) and highs reaching 29°C (84°F). Precipitation is more common in May, with about 10 mm (0.4 in) of rain over two days, whereas July experiences almost no rain, recording only 1 mm (0.0 in) and dry conditions throughout the month. Both months maintain a consistent humidity level of 75%, but July's warmer temperatures create a more pleasant and dry summer atmosphere. For a detailed look at July's weather, you can check Cayucos weather in July.

In comparing the weather of May and August, May typically sees cooler temperatures, with a minimum of 9°C (48°F) and a maximum of 23°C (74°F), while August tends to be warmer, with temperatures ranging from a low of 14°C (57°F) to a high of 29°C (84°F). Precipitation is more frequent in May, averaging 10 mm (0.4 in) over 2 days, whereas August boasts dry conditions with virtually no rain recorded. Humidity levels are slightly lower in August at 72%, compared to May's higher humidity of 75%. For more detailed insights, you can check out Cayucos weather in August.

May weather is characterized by cooler temperatures, with a minimum of 9°C (48°F) and an average of 15°C (59°F), making it a mild but somewhat damp month. It sees a bit of precipitation, totaling 10 mm (0.4 in) over about 2 days, resulting in a higher humidity level of 75%. In contrast, September offers a notable warming trend, with minimum temperatures rising to 13°C (56°F) and average highs reaching up to 34°C (93°F). This month is much drier, featuring only 1 mm (0.0 in) of precipitation over zero days, and slightly lower humidity at 70%. For a more detailed look at September weather specifics, check out Cayucos weather in September.

May and October exhibit notable differences in weather patterns. May tends to be cooler, with average temperatures ranging from a minimum of 9°C (48°F) to a maximum of 23°C (74°F), accompanied by higher humidity at 75% and some precipitation over a couple of days. In contrast, October offers warmer conditions, with temperatures starting at a minimum of 12°C (54°F) and peaking at 29°C (85°F). Interestingly, October experiences lower humidity at 70% and typically no rainfall. For more details on October weather, check out Cayucos weather in October.

May and November exhibit relatively similar average temperatures, both hovering around 15°C (59°F). However, May experiences slightly warmer maximum temperatures, reaching up to 23°C (74°F), compared to November's peak of 24°C (76°F). May tends to have less precipitation, with only 10 mm (0.4 in) over two days, while November sees an increase in rainfall to 27 mm (1.1 in) across four days. Humidity levels are quite comparable, with May at 75% and November at 74%, contributing to the mild atmosphere in both months. For more detailed information, you can check out Cayucos weather in November.

In comparing the weather of May and December, we see some notable differences as well as similarities. May typically boasts slightly warmer temperatures, with an average of 15°C (59°F), while December has a cooler average of 13°C (55°F). Both months can reach a maximum of 23°C (74°F), but May enjoys much less precipitation, with only 10 mm (0.4 in) over about 2 days, compared to December’s 70 mm (2.8 in) spread over 6 days. Humidity levels remain relatively comparable, at 75% in May and 76% in December, giving both months a somewhat humid feel. For a detailed look at the weather in December, you can visit Cayucos weather in December.

Compare Cayucos's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Cayucos

As May rolls into Cayucos, the weather begins to settle into a delightful spring warm-up, offering a pleasant transition from the cooler days of earlier months. With average temperatures hovering around a comfortable 15°C (59°F), days start to feel sunnier and brighter, while the occasional rainfall—averaging just 10 mm across a couple of days—helps to keep the landscape lush. The humidity levels remain high at 75%, a reminder of the coastal influences that shape this charming town. Compared to the chillier winter months, May invites visitors to enjoy outdoor activities, make the most of the coastal beauty, and embrace the moderate climate. For a deeper understanding of how Cayucos experiences its seasons, be sure to check out Cayucos Climate.