May Weather in Santa Ynez, United States

Last updated: February 24, 2025

In May, Santa Ynez experiences a delightful climate characterized by a maximum temperature of 24°C (75°F) and an average of 15°C (59°F), making it a comfortable month for outdoor activities. The minimum temperature rarely dips below 8°C (47°F), ensuring pleasant evenings. While there is a modest precipitation amount of 11 mm (0.4 in) over just 2 days, the humidity levels hover around 75%, adding a touch of moisture to the air. This combination of warmth and mild humidity creates an inviting atmosphere, perfect for enjoying the scenic beauty of this charming region.

May Temperature in Santa Ynez

In Santa Ynez, May ushers in a delightful warmth as spring reaches its peak, with temperatures ranging from a minimum of 8°C (47°F) to a comfortable maximum of 24°C (75°F). The average temperature of 15°C (59°F) signals a noticeable shift from the cooler months, making it a perfect time for outdoor activities and exploration. As the days grow longer and the sun shines brighter, May's climate becomes increasingly pleasant, laying the groundwork for the summer heat that follows in June. This transition reflects a gradual yet steady warming trend, inviting visitors and locals alike to bask in the inviting California sunshine as the landscape comes alive.

May Weather in Santa Ynez: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Santa Ynez, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec555454575963676867656056
Data source: Temperature data for Santa Ynez 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 Santa Ynez

In May, Santa Ynez experiences a significant reduction in precipitation, with only 11 mm (0.4 in) recorded over two days. This stark drop follows the preceding months that brought more substantial rainfall, with April receiving 19 mm (0.8 in) and earlier months, such as January, contributing 103 mm (4.1 in). As spring progresses into summer, the trend continues towards drier conditions, with June and July bringing minimal moisture, indicating a transition to the arid months ahead. This change not only highlights the region's seasonal variability but also sets the stage for the warm, dry summer that typically characterizes the climate of Santa Ynez.

May Precipitation Trends in Santa Ynez

The chart displays monthly precipitation patterns in Santa Ynez, 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.
JanFebMarAprMayJunJulAugSepOctNovDec104899319112122112772
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Santa Ynez

In May, Santa Ynez experiences a slight dip in humidity, dropping to 75% compared to the higher levels seen in the earlier months of the year. This trend marks a transition from the moist spring climate, where humidity peaks in February at 83%, to the drier conditions of summer. As the region shifts into June, humidity continues to decrease marginally to 74%, hinting at a gradual move towards the drier months ahead. Overall, May serves as a pivotal point where the climate begins to warm while still retaining a comfortable level of moisture, setting the stage for the sunny summer days that lie ahead.

May Average Humidity in Santa Ynez

This chart illustrates the average monthly humidity levels in Santa Ynez, 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 Santa Ynez

As May rolls into Santa Ynez, residents and visitors alike should be prepared for peak sun intensity, reflecting a noticeable trend in UV exposure throughout the spring. With a striking UV Index of 11, categorized as extreme, individuals can expect a rapid burn time of just 10 minutes if unprotected. This stark increase from April's UV Index of 10 and the gradual ascent from January's moderate levels highlights the urgency for sun safety measures. As summer approaches, maintaining awareness of these trends is crucial for enjoying the beautiful outdoors while minimizing skin damage. For more detailed information, visit Santa Ynez UV Index.

Maximum UV Index Levels in Santa Ynez for May

The chart shows the monthly maximum UV Index (UVI) for Santa Ynez 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101111121110754
Data source: Santa Ynez 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 Santa Ynez

May heralds the apex of sunshine in Santa Ynez, boasting an impressive 368 hours of radiant daylight. This month, nestled between the blossoming spring and the onset of summer, showcases a remarkable upward trend in sunshine hours that begins in January with a modest 184 hours. As the seasons transition, residents and visitors alike relish the gradual increase, peaking in July at 382 hours, before a gentle decline as autumn approaches. With May’s sunny allure, the vibrant scenery comes alive, inviting all to bask in the golden rays while enjoying the picturesque charm of this stunning region.

Monthly Sunshine Duration in Santa Ynez: May Highlighted

The May sunshine duration represents the total number of hours Santa Ynez 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.
JanFebMarAprMayJunJulAugSepOctNovDec184h232h286h326h368h370h382h360h317h296h252h226h
Data source: Santa Ynez May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Ynez During May

As spring transitions into summer, May in Santa Ynez presents a notable uptick in sunny weather, with an impressive 80% chance of sunshine. This promising forecast marks the peak of the season, following a consistent trend of increasing sun exposure throughout the year. From January's 59% to April’s 73%, residents and visitors alike can feel the warmth building, culminating in a sunny May that rivals the summer months. The trend continues into June and July, maintaining that 80% chance of sun, before gradually climbing even higher into early fall. This delightful weather makes May an ideal time for outdoor activities and enjoying the picturesque landscapes of Santa Ynez.

Percentage of Sunny Days in May in Santa Ynez

The chart illustrates the percentage of sunny days in Santa Ynez 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 Santa Ynez experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec59%72%73%73%80%77%80%81%81%72%73%55%
Data source: Santa Ynez May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Ynez in May

In Santa Ynez, May brings a delightful blend of warmth and light, with 13 hours of daylight continuing the trend set in April. This month sits comfortably at the midpoint of the annual cycle, showcasing the gradual increase in sunlight that began in March and peaks in June. As spring transitions into summer, the days lengthen, providing ample time for outdoor activities and appreciation of the beautiful landscape. The consistent daylight hours not only enhance the vibrancy of nature but also invite residents and visitors alike to soak up the sunshine, fostering a spirit of rejuvenation and community engagement. As the year progresses, the daylight will slowly begin to wane, but for now, May radiates with the promise of longer, brighter days ahead.

Average Daylight Hours in Santa Ynez for May

The chart illustrates the variation in daylight duration in Santa Ynez throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 7m10h 56m11h 59m13h 4m13h 58m14h 25m14h 10m13h 22m12h 20m11h 15m10h 19m9h 51m
Data source: Santa Ynez daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Santa Ynez

In Santa Ynez, May brings a refreshing breeze with an average wind speed of 5.1 m/s (11 mph), slightly lower than the more blustery April, which reaches 5.8 m/s (13 mph). As spring transitions into summer, the winds remain consistent and invigorating, making this time ideal for outdoor activities. Notably, the month marks a peak before the winds gently taper off into the warmer summer months of June and July, where average wind speeds decline to 4.1 m/s (9 mph) and 3.4 m/s (8 mph), respectively. This pattern highlights a distinct seasonal dynamic in Santa Ynez: while May provides a comfortable and breezy climate, the following months usher in a more tranquil atmosphere, perfect for leisurely strolls through the picturesque landscapes.

Average May Wind Speed in Santa Ynez

The chart displays monthly wind speed patterns in Santa Ynez, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.64.94.85.85.1 m/s4.13.43.43.34.23.53.7
Data source: Santa Ynez May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Santa Ynez Compares to Other Months

The weather in Santa Ynez 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 Santa Ynez and find detailed weather information for every month.

In comparing the weather of May and January, we find that May tends to be slightly warmer, with average temperatures reaching 15°C (59°F) compared to January's average of 13°C (55°F). While both months see maximum temperatures around 23°C (74°F) to 24°C (75°F), May experiences significantly less precipitation, averaging only 11 mm (0.4 in) over just 2 days, in contrast to January's much wetter conditions, which yield 103 mm (4.1 in) across 6 days. Furthermore, humidity levels are quite similar, with May at 75% and January slightly higher at 80%. For more detailed information about January weather, you can visit Santa Ynez weather in January.

In comparing the weather between May and February, May generally tends to be milder and drier. The average temperature in May is 15°C (59°F), with maximums reaching 24°C (75°F), while February has an average temperature of 12°C (55°F) and similar high temperatures at 23°C (74°F). Precipitation also differs significantly; May sees only 11 mm (0.4 in) over 2 days, whereas February experiences much heavier rainfall at 89 mm (3.5 in) across 6 days. Additionally, humidity levels are slightly lower in May at 75%, compared to February’s 83%. For more detailed weather information, visit Santa Ynez weather in February.

When comparing the weather in May and March, May tends to be warmer and drier. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F) and only 11 mm (0.4 in) of precipitation over 2 days. In contrast, March has slightly cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 23°C (73°F), averaging 12°C (55°F). However, March is considerably wetter, experiencing 93 mm (3.7 in) of rainfall over 9 days. Additionally, March has higher humidity at 80%, compared to May’s 75%. For more specific information about March weather, you can visit Santa Ynez weather in March.

In comparing the weather of April and May, we can see some notable differences. April experiences slightly cooler temperatures, with an average of 14°C (58°F) compared to May's 15°C (59°F). However, April boasts a higher maximum temperature of 28°C (84°F), while May's peak is 24°C (75°F). Precipitation is more prevalent in April, totaling 19 mm (0.8 in) over 2 days, compared to May's lighter rainfall of just 11 mm (0.4 in) over the same number of days. Humidity remains fairly similar, with April at 76% and May at 75%. For more detailed information, you can explore Santa Ynez weather in April.

May and June showcase a notable shift in weather patterns. May experiences a temperature range from a cool minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F). This month also sees a higher level of precipitation, with 11 mm (0.4 in) of rain over 2 days, coupled with a humidity level of 75%. In contrast, June offers slightly warmer temperatures, with a minimum of 11°C (53°F), an average of 17°C (63°F), and a maximum of 26°C (79°F). This month is characterized by significantly lower precipitation, recording only 2 mm (0.1 in) with no rainy days and a similar humidity level of 74%. For more detailed insights into June weather, you can visit Santa Ynez weather in June.

In May, temperatures range from a cool 8°C (47°F) at night to a pleasant 24°C (75°F) during the day, with an average of 15°C (59°F). The month sees some light rainfall, with about 11 mm (0.4 in) of precipitation over just two days, and humidity levels maintain a steady 75%. In contrast, July brings warmer conditions, with minimum temperatures increasing to 14°C (57°F) and maximums reaching a scorching 30°C (85°F), averaging 19°C (67°F). July is notably drier, with only 1 mm (0.0 in) of precipitation over the entire month and no rainy days, yet humidity remains at a comfortable 75%. For more details on July weather, check out Santa Ynez weather in July.

In May, temperatures range from a cool 8°C (47°F) at night to a pleasant 24°C (75°F) during the day, with an average of 15°C (59°F). The month sees a moderate amount of rainfall at 11 mm (0.4 in) over just two days, accompanied by relatively high humidity at 75%. In contrast, August offers warmer weather, with minimum temperatures of 14°C (58°F) and maximums reaching up to 29°C (84°F), averaging 20°C (68°F). It remains notably dry with only 1 mm (0.1 in) of precipitation and no rainy days, all while maintaining slightly lower humidity levels at 72%. For more detailed insights, check the Santa Ynez weather in August.

May and September offer distinct weather experiences. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F). This month sees about 11 mm (0.4 in) of precipitation over just 2 days, and humidity levels are relatively high at 75%. In contrast, September boasts warmer conditions, with temperatures ranging from a minimum of 12°C (53°F) to a maximum of 32°C (90°F) and an average of 19°C (67°F). Notably, September has minimal precipitation, with only 2 mm (0.1 in) and no rainy days, accompanied by slightly lower humidity at 70%. For a closer look at what to expect, check out Santa Ynez weather in September.

May and October exhibit distinct weather patterns, with October generally being warmer and drier. In May, temperatures range from a chilly minimum of 8°C (47°F) to a comfortable maximum of 24°C (75°F), accompanied by two rainy days and a high humidity level of 75%. In contrast, October registers a milder minimum temperature of 11°C (51°F) and can reach up to a warm 31°C (88°F), yet it boasts a drier climate with no precipitation and slightly lower humidity at 70%. For a more detailed overview, you can check the Santa Ynez weather in October.

May and November present mild yet contrasting weather conditions. In May, temperatures range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F) and relatively low precipitation of 11 mm (0.4 in) over just two days. The humidity sits comfortably at 75%. In comparison, November boasts a slightly wider temperature range, with a minimum of 6°C (44°F) and a maximum of 27°C (81°F), while maintaining a similar average of 16°C (61°F). However, it experiences a higher precipitation of 27 mm (1.1 in) over the same number of rainy days, and the humidity remains slightly lower at 74%. For more details on the weather trends, you can check out Santa Ynez weather in November.

May and December exhibit notable differences in weather patterns, despite having similar temperature ranges. In May, temperatures typically range from a minimum of 8°C (47°F) to a maximum of 24°C (75°F), with an average of 15°C (59°F) and only 11 mm (0.4 in) of precipitation over about two days. Humidity levels remain relatively comfortable at 75%. In contrast, December sees slightly cooler temperatures, with a minimum of 7°C (45°F), an average of 13°C (56°F), and a maximum of 23°C (74°F). However, this month is significantly wetter, accumulating 72 mm (2.8 in) of precipitation over six days, and experiencing a comparable humidity level of 76%. For more details on December weather, you can visit Santa Ynez weather in December.

Compare Santa Ynez's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Santa Ynez

As May ushers in warmer temperatures to Santa Ynez, the contrast with the cooler months becomes evident. With an average temperature of 15°C (59°F), it marks a delightful transition as maximums reach a pleasant 24°C (75°F). The month maintains relative humidity at 75%, providing a refreshing breeze, while rainfall is minimal, with only 11 mm (0.4 in) of precipitation across just two days. This shift creates an ideal environment for both locals and visitors to enjoy outdoor activities. For a deeper dive into Santa Ynez's weather patterns throughout the year, check out the full details on Santa Ynez Climate.