August Weather in Santa Barbara, Mexico

Last updated: April 22, 2025

Experience the vibrant August weather of Santa Barbara, Mexico, where maximum temperatures can soar to 32°C (90°F), offering warm days perfect for exploration. With an average temperature of 21°C (70°F), evenings become pleasantly cool, dropping to a comfortable 13°C (56°F). While the month sees about 76 mm (3.0 in) of precipitation spread over 14 days, the lush environment thrives under a humidity level of 74%, creating a tropical atmosphere. This blend of warmth and occasional showers makes August a unique time to enjoy the natural beauty and cultural vibrancy of Santa Barbara.

August Temperature in Santa Barbara

In August, Santa Barbara, Mexico, showcases a delightful blend of warmth and comfort, with temperatures typically ranging from a minimum of 13°C (56°F) to a maximum of 32°C (90°F). The average temperature hovers around 21°C (70°F), maintaining a pleasant climate ideal for outdoor activities. This month typically mirrors the mild conditions seen in July, yet with slightly elevated lows. As summer progresses, visitors can enjoy the warm, inviting atmosphere that makes Santa Barbara a cherished getaway. The consistent warmth hints at a seasonal trend, where the mercury remains on the higher end, providing an enjoyable escape from cooler northern climates.

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

The chart illustrates August 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.

August Precipitation in Santa Barbara

August in Santa Barbara, Mexico, typically continues the trend of heightened precipitation seen throughout the summer months. With 76 mm (3.0 in) of rainfall occurring over about 14 days, it mirrors the lush conditions of July while setting the stage for an even wetter September. This upward shift from the drier spring months, where precipitation amounts were significantly lower, highlights the region's transition into its wet season. The increased rainfall not only rejuvenates the landscape but also contributes to the vibrant biodiversity that characterizes this beautiful locale. As the summer draws to a close, the patterns suggest a blend of humidity and warmth, ideal for those who appreciate the lush, verdant scenery that follows August's rains.

August Precipitation Trends in Santa Barbara

The chart displays monthly precipitation patterns in Santa Barbara, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec65131734102757610962205
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Santa Barbara

In August, Santa Barbara, Mexico experiences a slight dip in humidity, averaging 74%, marking a notable decline from the more muggy summer months of June and July. This reduction contrasts sharply with the year’s peak humidity levels seen in the earlier months, particularly January and October, where readings soar beyond 90%. As summer transitions to autumn, the humidity begins to rise again in September. Overall, the humidity trends reflect a significant seasonal shift, painting a picture of a climate that ranges from tropical to temperate throughout the year, making Santa Barbara a unique destination for visitors seeking diverse weather experiences.

August Average Humidity in Santa Barbara

This chart illustrates the average monthly humidity levels in Santa Barbara, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%83%80%82%79%72%74%84%92%91%91%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Santa Barbara

In August, Santa Barbara, Mexico, continues to experience an extreme UV Index of 14, a trend that persists from July and is characteristic of the peak summer months. With just 10 minutes of effective exposure before burning, vigilance is essential for residents and visitors alike. The months leading up to August, such as May and June, also recorded similar extreme levels, indicating that sun protection should remain a priority throughout the summer. As the season transitions into September, the UV levels maintain the same intensity, underscoring the importance of staying informed about local UV conditions. For more detailed information, visit Santa Barbara UV Index.

Maximum UV Index Levels in Santa Barbara for August

The chart shows the monthly maximum UV Index (UVI) for Santa Barbara in August, 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 August 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.

August Sunshine in Santa Barbara

August in Santa Barbara, Mexico, basks in a delightful 305 hours of sunshine, maintaining the region’s reputation for ample sun under the summer sky. As the summer months progress, June and July see slightly higher sunshine hours, peaking at 312 hours but giving way to August’s robust light. Following this peak season, a gradual decline can be observed as September ushers in 270 hours, hinting at the approaching fall. Overall, the trend showcases a vibrant summer filled with sunshine, perfect for outdoor adventures and leisurely beach days. With 313 hours in April and 330 in May, the transition into the summer months highlights a slight increase in sunshine that sets the stage for memorable summer experiences. This sunshine trend reveals Santa Barbara’s allure as a year-round destination for sun-seekers.

Monthly Sunshine Duration in Santa Barbara: August Highlighted

The August sunshine duration represents the total number of hours Santa Barbara experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec219h261h306h313h330h298h312h305h270h267h258h275h
Data source: Santa Barbara August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Barbara During August

In Santa Barbara, Mexico, the likelihood of sunny weather in August presents a notable shift compared to the earlier months of the year. With only a 29% chance of sunshine, August falls at the lower end of the spectrum, contrasting sharply with the peak sunshine months like February at 78% and March at 69%. This trend highlights a gradual decline in sunny days as summer progresses, reaching a low in June and July before slightly rebounding in October. Travelers seeking warmth and brightness may want to consider earlier months for outdoor activities, as the generally overcast August skies signal a typically more temperate climate, yet with fewer sunny intervals.

Percentage of Sunny Days in August in Santa Barbara

The chart illustrates the percentage of sunny days in Santa Barbara throughout the year, with August 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 August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Barbara in August

In Santa Barbara, Mexico, August ushers in a delightful 12 hours of daylight, a slight dip from the sun-drenched stretches of summer but still generous enough to enjoy the outdoors. This month is part of a seasonal trend where daylight gradually eases back after the peak of 13 hours observed from May through July. The pattern reveals a dynamic interplay between lengthening days in spring and early summer, transitioning into the shorter days of fall. As the year progresses, daylight begins to gently recede, with September maintaining the same duration before making its way down to 11 hours by November and 10 hours in December. Such variations create a vibrant backdrop for outdoor adventures, ensuring ample sunshine for activities throughout the warm summer months and into the cooler autumn.

Average Daylight Hours in Santa Barbara for August

The chart illustrates the variation in daylight duration in Santa Barbara throughout the year, with August 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.

August Winds in Santa Barbara

In August, the gentle breeze of Santa Barbara, Mexico, brings a refreshing respite as the average wind speed reaches 2.4 m/s (5 mph), slightly higher than the previous months of summer. This delicate wind is part of a larger pattern where spring months exhibit a gradual rise in speed, peaking slightly in March at 2.6 m/s (6 mph) before tapering off in the hotter months of July and August. Following this summer interlude, a notable decline occurs in September, which sees the lowest winds of the year at 1.8 m/s (4 mph). Overall, the August winds offer a soothing contrast to the vibrant heat of summer, marking a transition towards the calmer autumn months ahead.

Average August Wind Speed in Santa Barbara

The chart displays monthly wind speed patterns in Santa Barbara, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec2.12.52.62.52.52.02.02.4 m/s1.82.02.11.8
Data source: Santa Barbara August wind data, generated using information from the Copernicus Climate Change Service.

How August 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 August'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.

In August, the weather is characterized by warm temperatures with a minimum of 13°C (56°F), an average of 21°C (70°F), and a maximum of 32°C (90°F). The month experiences considerable precipitation, totaling 76 mm (3.0 in) over approximately 14 days, accompanied by a humidity level of 74%. In contrast, January brings much cooler conditions, with a minimum temperature of 1°C (34°F), an average of 15°C (59°F), and a maximum of 30°C (87°F). Notably, January sees significantly less rainfall, with only 6 mm (0.2 in) over just 1 day and higher humidity at 88%. For a detailed look at January's climate, check out Santa Barbara weather in January.

August and February present contrasting weather conditions. In August, temperatures range from a cool 13°C (56°F) to a warm 32°C (90°F), with an average of 21°C (70°F). The month is characterized by significant humidity at 74% and frequent rain, averaging 76 mm (3.0 in) over 14 days. In contrast, February experiences milder temperatures, with a minimum of 2°C (37°F) and a maximum of 34°C (93°F), averaging 17°C (64°F). Precipitation is much lower, with only 5 mm (0.2 in) and rain occurring on just one day. Notably, February has a higher humidity level of 86%, creating a different atmospheric feel compared to the summer month. For more details, check out Santa Barbara weather in February.

August and March showcase contrasting weather patterns. August features a wider temperature range with a minimum of 13°C (56°F) and a maximum of 32°C (90°F), accompanied by a higher average temperature of 21°C (70°F). It also experiences increased precipitation, totaling 76 mm (3.0 in) over 14 days, and a humidity level of 74%. In contrast, March boasts cooler temperatures, with a minimum of 4°C (39°F) and a peak of 35°C (95°F), while averaging a milder 20°C (67°F). Additionally, March sees substantially less rainfall, with only 13 mm (0.5 in) across just 1 day and a higher humidity level of 83%. For more insights into March weather, you can check Santa Barbara weather in March.

When comparing the weather in August and April, we see notable differences in temperature and precipitation. August typically experiences a milder average temperature of 21°C (70°F), with maximum highs reaching 32°C (90°F), while April can be hotter, with average temperatures around 22°C (72°F) and peaks soaring to 35°C (95°F). Although April has higher maximum temperatures, it also has a lower minimum (8°C or 46°F) compared to August (13°C or 56°F). In terms of precipitation, August is significantly wetter, averaging 76 mm (3.0 in) over 14 days, whereas April sees much less rain at just 17 mm (0.7 in) over 4 days. Humidity levels are quite similar, with April at 80% and August at 74%. For a deeper look into April weather, you can check Santa Barbara weather in April.

When comparing the weather in August and May, we note some interesting contrasts. August typically experiences warmer temperatures, with averages around 21°C (70°F) and maximums reaching up to 32°C (90°F), while May showcases a slightly cooler average of 23°C (74°F) but can peak at a scorching 36°C (96°F). Precipitation also differs significantly; August tends to be wetter, receiving 76 mm (3.0 in) over 14 days, compared to May's 34 mm (1.3 in) over just 8 days. Humidity remains high in both months, but is slightly more pronounced in May at 82%, compared to August’s 74%. For more details on May weather, visit Santa Barbara weather in May.

When comparing the weather in June and August, both months feature similar average temperatures around 21°C (70°F) but exhibit notable differences in extremes and precipitation. In June, temperatures range from a cooler minimum of 11°C (53°F) to a hot maximum of 34°C (94°F), while August sees a narrower range of 13°C (56°F) to 32°C (90°F). June experiences higher precipitation levels, with 102 mm (4.0 in) over 16 days, compared to August’s 76 mm (3.0 in) across 14 days, although humidity is also slightly higher in June at 79% versus August’s 74%. To further explore the climate during this period, you can visit Santa Barbara weather in June.

In comparing the weather of July and August, we see that both months exhibit similar temperature ranges, with average highs reaching 32°C (90°F) and average lows around 13-14°C (56-57°F). However, August tends to be slightly warmer at night, with a minimum temperature of 13°C compared to July's 14°C. Both months have comparable precipitation levels, with August receiving 76 mm (3.0 in) over 14 days, just slightly more than July's 75 mm (3.0 in) across 15 days. Humidity is also a bit higher in August at 74%, compared to July's 72%. For more detailed information about July weather, you can visit Santa Barbara weather in July.

In August, the weather features a wide range of temperatures with a minimum of 13°C (56°F) and an average high of 32°C (90°F), alongside moderate precipitation totaling 76 mm (3.0 in) over 14 days and a humidity level of 74%. In contrast, September experiences slightly cooler temperatures, with a minimum of 9°C (49°F) and a similar maximum of 32°C (89°F), but sees an increase in precipitation to 109 mm (4.3 in) across 18 days and a higher humidity of 84%. This transition from August to September signifies not only a drop in nighttime temperatures but also wetter conditions as fall approaches. For more details, check out Santa Barbara weather in September.

August and October present contrasting weather profiles. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (90°F), with an average of 21°C (70°F). The month sees significant humidity at 74% and experiences about 76 mm (3.0 in) of precipitation over 14 days. In contrast, October shows cooler temperatures, with a minimum of 6°C (44°F) and an average of 19°C (66°F), reaching a maximum of 30°C (87°F). Although October has slightly less precipitation at 62 mm (2.4 in) over 12 days, it exhibits a higher humidity level of 92%. For more specific details, you can refer to Santa Barbara weather in October.

In August, the weather is characterized by warm temperatures, with averages around 21°C (70°F) and highs reaching up to 32°C (90°F). The month experiences relatively high humidity at 74% and sees a fair amount of rainfall, totaling 76 mm (3.0 in) over about 14 days. In contrast, November brings cooler temperatures, with a minimum of 0°C (33°F) and an average of 17°C (62°F), though it can still reach a maximum of 30°C (87°F). Rainfall is significantly lower in November, with only 19 mm (0.8 in) over just three days, and humidity increases to 91%. For more details on the weather in November, you can visit Santa Barbara weather in November.

August and December present contrasting weather experiences. In August, temperatures range from a mild 13°C (56°F) at night to a warm 32°C (90°F) during the day, with an average of 21°C (70°F). The month sees considerable rainfall, totaling 76 mm (3.0 in) over approximately 14 days, accompanied by relatively high humidity at 74%. In sharp contrast, December offers much cooler temperatures, with a minimum of 0°C (33°F) and a maximum of 29°C (85°F), averaging around 15°C (60°F). Notably, precipitation drops dramatically to just 5 mm (0.2 in) and occurs on no days, making it a much drier month despite the higher humidity level of 91%. For more detailed information, check Santa Barbara weather in December.

Compare Santa Barbara's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Santa Barbara

August in Santa Barbara marks a vibrant transition, boasting warmer temperatures and a noticeable uptick in humidity. Unlike the cooler, drier months, this peak summer period often experiences a blend of sunny days and intermittent rainfall, contributing to the lush coastal scenery. With an average temperature hovering around a comfortable 21°C (70°F), residents and visitors alike can enjoy outdoor activities, despite some occasional rain. This month stands out for its warm embrace, making it a popular time to explore the beautiful surroundings. For a deeper look into the weather patterns throughout the year, check out Santa Barbara Climate.