May Weather in Santa Barbara, Mexico

Last updated: April 22, 2025

Experience the vibrant May weather in Santa Barbara, Mexico, where temperatures range from a maximum of 36°C (96°F) to a pleasant average of 23°C (74°F), making it an ideal destination for sun-seekers. Nights cool down to a minimum of 11°C (52°F), providing a refreshing escape after warm days. While the month sees 34 mm (1.3 in) of precipitation spread across 8 days, the high humidity level of 82% adds a tropical feel, creating a lush and inviting atmosphere. Whether you're indulging in local culture or enjoying outdoor activities, May in Santa Barbara promises a delightful blend of warmth and occasional gentle showers.

May Temperature in Santa Barbara

In May, Santa Barbara, Mexico, ushers in warm and inviting weather, characterized by a comfortable average temperature of 23°C (74°F). With nighttime lows at 11°C (52°F) and daytime highs reaching up to 36°C (96°F), this month marks a delightful transition into summer. The trend in temperatures shows a steady rise from the cooler months of winter and early spring, making May an ideal time for outdoor activities and beach outings. As the month progresses, the heat intensifies, promoting pleasant evenings perfect for enjoying the vibrant local culture under the stars. Embrace the warmth of May, as Santa Barbara offers an enticing blend of sun-soaked days and mild nights!

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

The chart illustrates May temperature patterns in Santa Barbara, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec596367727471707068666259
Data source: Temperature data for Santa Barbara 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 Barbara

In May, Santa Barbara, Mexico experiences a noticeable uptick in precipitation, accumulating 34 mm (1.3 in) over 8 days, signaling a transition into the wetter months ahead. This marks a significant increase from the earlier months, reflecting a steady rise from the meager 6 mm in January to 17 mm in April. The pattern suggests a shift towards the rainy season, with June expected to bring even more substantial rainfall. This gradual buildup emphasizes how May serves as a pivotal month that bridges the dry spells of the early year to the lush greenery that follows, setting the stage for the intense precipitation of summer.

May Precipitation Trends in Santa Barbara

The chart displays monthly precipitation patterns in Santa Barbara, 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.
JanFebMarAprMayJunJulAugSepOctNovDec65131734102757610962205
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Santa Barbara

In Santa Barbara, Mexico, May brings a slight dip in humidity, settling at 82%—a welcome relief compared to the lingering dampness of the earlier months. This moderate level is part of a larger trend, as humidity gradually decreases from the peaks of winter and spring, where levels soar above 88% in January and hover around 80% in April. As the region transitions into the hotter summer months, June’s humidity drops to 79%, marking the beginning of a more arid climate. Yet, user beware! The humidity does not bow out without a fight, as it bounces back in the later months, climbing once again to 84% in September and peaking towards the year’s end. Thus, while May offers a brief respite, the cyclical nature of Santa Barbara’s humidity keeps residents and visitors on their toes throughout the seasons.

May Average Humidity in Santa Barbara

This chart illustrates the average monthly humidity levels in Santa Barbara, 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.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Santa Barbara

As summer approaches in Santa Barbara, Mexico, the UV Index consistently reaches alarming heights, peaking at 15 in May, signaling an extreme risk of sunburn in just 10 minutes of exposure. This trend marks a notable increase from January's very high UV levels of 9, reflecting a steady climb throughout the spring months. Both March and April also registered an extreme Index of 14, creating a persistent need for sun protection. As the season progresses into June and beyond, fluctuations remain minimal, with the UV Index settling at 14 for several months. For those enjoying the sun, it's crucial to stay vigilant in safeguarding skin health—learn more about the UV conditions in the area at Santa Barbara UV Index.

Maximum UV Index Levels in Santa Barbara for May

The chart shows the monthly maximum UV Index (UVI) for Santa Barbara 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.
JanFebMarAprMayJunJulAugSepOctNovDec911141415141414141298
Data source: Santa Barbara 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 Barbara

As May arrives in Santa Barbara, Mexico, the days grow noticeably longer and sunnier, with an impressive 330 hours of sunshine basking the region in golden light. This month marks a peak in clarity and warmth, following a gradual increase from 219 hours in January to the vibrant springtime glow of 313 hours in April. The trend of ascending sunlight hours is a delightful precursor to summer, as the next few months continue to offer ample sunshine, though with a slight dip to 298 hours in June. Overall, May stands out not only for its abundant sunshine but also as a key moment in the annual transition from the cooler months to the sun-drenched days of summer, delighting locals and visitors alike.

Monthly Sunshine Duration in Santa Barbara: May Highlighted

The May sunshine duration represents the total number of hours Santa Barbara 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.
JanFebMarAprMayJunJulAugSepOctNovDec219h261h306h313h330h298h312h305h270h267h258h275h
Data source: Santa Barbara May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Barbara During May

In Santa Barbara, Mexico, the likelihood of sunny weather in May presents a notable dip with only 48% chance of sun, contrasting sharply with the preceding months. After enjoying a 78% chance in February and a robust 69% in March, the sun's presence declines significantly as May approaches, marking a transition into a cooler period that continues into June, where the chance plummets to just 14%. This trend highlights the shift from the vibrant early months of the year, peaking in warmth and sunshine, to a less predictable late spring, suggesting that visitors might want to embrace the sunshine earlier in the year to enjoy the region's warm, bright days.

Percentage of Sunny Days in May in Santa Barbara

The chart illustrates the percentage of sunny days in Santa Barbara 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 Barbara experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec50%78%69%59%48%14%21%29%14%31%43%63%
Data source: Santa Barbara May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Barbara in May

In Santa Barbara, Mexico, the daylight duration shows a delightful increase as spring transitions into summer. Starting in January and February with a steady 11 hours of daylight, the days gradually lengthen, reaching 12 hours in March and April. By May, daylight stretches to 13 hours, marking the peak of brightness that continues well into June and July. As summer fades into late summer, the daylight begins to taper off, with August and September returning to 12 hours, before narrowing down to 11 hours in the cooler months of October and November. Ultimately, this pattern highlights the region's enchanting seasonal shift, inviting both locals and visitors to bask in the sun-drenched days of late spring and early summer.

Average Daylight Hours in Santa Barbara for May

The chart illustrates the variation in daylight duration in Santa Barbara throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 1m11h 27m12h 2m12h 37m13h 6m13h 21m13h 13m12h 47m12h 13m11h 38m11h 8m10h 53m
Data source: Santa Barbara daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Santa Barbara

In Santa Barbara, Mexico, May brings a gentle embrace of wind, with an average speed of 2.5 m/s (6 mph), mirroring the breezy conditions seen in the months preceding it. This consistent airflow helps maintain a pleasant coastal climate, perfect for outdoor activities and exploration. As spring transitions into summer, the winds gradually begin to ease, dipping to 2.0 m/s (5 mph) in June and July. Notably, the calmest months appear in the latter part of the year, particularly September and December, when the average speeds drop to 1.8 m/s (4 mph). Overall, the wind trends in Santa Barbara create an inviting atmosphere, allowing residents and visitors alike to enjoy the beautiful scenery without the interference of strong gusts.

Average May Wind Speed in Santa Barbara

The chart displays monthly wind speed patterns in Santa Barbara, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.52.62.52.5 m/s2.02.02.41.82.02.11.8
Data source: Santa Barbara May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Santa Barbara Compares to Other Months

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

May and January present contrasting weather conditions. In May, temperatures range from a low of 11°C (52°F) to a high of 36°C (96°F), with an average of 23°C (74°F), making it considerably warmer. The month experiences about 34 mm (1.3 in) of precipitation over approximately 8 days, contributing to a humidity level of 82%. In contrast, January's cooler temperatures range from a minimum of 1°C (34°F) to a maximum of 30°C (87°F), averaging 15°C (59°F). This month sees significantly less precipitation, with only 6 mm (0.2 in) over 1 day, and a slightly higher humidity of 88%. For more detailed information, you can check Santa Barbara weather in January.

In comparing the weather between May and February, we notice a significant increase in temperature during May, with average highs reaching 36°C (96°F), compared to February's peak of 34°C (93°F). May also exhibits a much wider temperature range, with minimums around 11°C (52°F) versus February's cooler minimum of 2°C (37°F). While May has more rainfall, accumulating 34 mm (1.3 in) over approximately 8 days, February experiences minimal precipitation with only 5 mm (0.2 in) across just 1 day. Interestingly, both months feature relatively high humidity, with February slightly higher at 86% compared to May's 82%. For a deeper look at February's weather specifics, you can check Santa Barbara weather in February.

In March, temperatures in Santa Barbara range from a minimum of 4°C (39°F) to a maximum of 35°C (95°F), with an average temperature of about 20°C (67°F). The month is relatively dry, receiving only 13 mm (0.5 in) of precipitation over just one day, while humidity levels hover around 83%.

In contrast, May boasts warmer temperatures, featuring a minimum of 11°C (52°F) and a maximum of 36°C (96°F), with an average of 23°C (74°F). Although May is wetter, with 34 mm (1.3 in) of precipitation occurring over eight days, the humidity remains similar at 82%. This comparison highlights the transition from the cooler, drier climate of March to the warmer, more humid conditions typical of May. For more detailed information, check out Santa Barbara weather in March.

In comparing the weather between April and May, it is evident that May experiences slightly warmer conditions, with average temperatures rising from 22°C (72°F) in April to 23°C (74°F) in May. The maximum temperature also increases, reaching up to 36°C (96°F) in May compared to 35°C (95°F) in April. However, May sees more precipitation, totaling 34 mm (1.3 in) across 8 days, while April has just 17 mm (0.7 in) over 4 days. Humidity remains relatively high in both months, at 80% in April and 82% in May. For more detailed insights on April weather, you can refer to the Santa Barbara weather in April.

In comparing the weather of May and June, May typically presents warmer and drier conditions, with average temperatures around 23°C (74°F) and minimal precipitation of 34 mm (1.3 in) spread over 8 days. In contrast, June sees a slight drop in average temperature to 21°C (71°F) and significantly higher rainfall totaling 102 mm (4.0 in) over 16 days, indicating more frequent wet weather. Despite the increase in precipitation, June maintains a relatively lower humidity level of 79%, compared to May’s 82%. For a more detailed overview of June weather, you can check Santa Barbara weather in June.

May typically experiences warmer temperatures compared to July, with average highs reaching up to 36°C (96°F) and an average of 23°C (74°F). In contrast, July has a milder average maximum temperature of 32°C (90°F) and averages 21°C (70°F). Precipitation is also notably higher in July, with 75 mm (3.0 in) spread over 15 days, compared to May's 34 mm (1.3 in) over just 8 days. Furthermore, the humidity in May remains high at 82%, while July sees a lower yet still significant humidity of 72%. Overall, individuals planning their activities should consider these differences in temperature and rainfall when comparing the two months. For more detailed insights, check out Santa Barbara weather in July.

In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 36°C (96°F), resulting in an average temperature of 23°C (74°F), accompanied by high humidity at 82%. The month sees moderate precipitation with 34 mm (1.3 in) over approximately 8 days. In contrast, August experiences slightly cooler temperatures, with a minimum of 13°C (56°F) and a maximum of 32°C (90°F), leading to an average of 21°C (70°F). However, it also has increased precipitation of 76 mm (3.0 in) spread across 14 days, while the humidity drops to 74%. For more detailed information, you can check Santa Barbara weather in August.

In May, the weather is characterized by warmer temperatures, with a minimum of 11°C (52°F) and a peak reaching up to 36°C (96°F). The month experiences relatively low precipitation at 34 mm (1.3 in) over 8 days, and the humidity is around 82%. In contrast, September brings cooler temperatures, with a minimum of 9°C (49°F) and a maximum of 32°C (89°F). However, this month sees significantly increased rainfall, totaling 109 mm (4.3 in) across 18 days, accompanied by a slightly higher humidity level of 84%. For more specific details about the weather in September, you can check Santa Barbara weather in September.

May and October exhibit notable differences in weather patterns. In May, temperatures range from a minimum of 11°C (52°F) to a maximum of 36°C (96°F), with an average of 23°C (74°F), and the month generally experiences lower humidity at 82%. Precipitation is relatively minimal, totaling 34 mm (1.3 in) over about 8 days. In contrast, October brings cooler temperatures, with a minimum of 6°C (44°F), an average of 19°C (66°F), and a maximum of 30°C (87°F). The month is also wetter, with precipitation reaching 62 mm (2.4 in) across 12 days, and humidity increasing to 92%. This shift in weather highlights the transition from the warmth of late spring to the cooler, wetter conditions of autumn. For more specific details, you can check out Santa Barbara weather in October.

In May, temperatures are significantly warmer, ranging from a minimum of 11°C (52°F) to a maximum of 36°C (96°F), with an average temperature of 23°C (74°F). The month experiences moderate precipitation of 34 mm (1.3 in) over about 8 days, coupled with a humidity level of 82%. In contrast, November brings cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 30°C (87°F), averaging at 17°C (62°F). The month sees lower precipitation at 19 mm (0.8 in) across just 3 days, along with slightly higher humidity at 91%. For more detailed insights on conditions during this month, check out Santa Barbara weather in November.

In comparing the weather between May and December, we see a striking contrast in temperatures and precipitation. May boasts warmer temperatures with a minimum of 11°C (52°F) and an average high of 36°C (96°F), alongside a notable humidity level of 82%. This month also experiences 34 mm (1.3 in) of rain over eight days. In contrast, December features much cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 29°C (85°F), along with significantly less precipitation at only 5 mm (0.2 in) and no rainy days. The humidity in December is slightly higher at 91%. For more insights on December weather conditions, you can check Santa Barbara weather in December.

Compare Santa Barbara's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Santa Barbara

As May rolls in, Santa Barbara experiences a delightful transition into warmer weather, setting it apart from the cooler months preceding it. With average temperatures climbing, the days become more inviting, perfect for outdoor activities. However, the month also sees an uptick in humidity, adding a touch of tropical warmth, and a handful of rainy days can still surprise residents and visitors alike. In contrast to the dry and breezy days of summer, May offers a unique blend of comfortable warmth and occasional showers, making it an ideal time to enjoy the lush surroundings. For further insights into year-round conditions, explore our resource on Santa Barbara Climate.