Last updated: February 24, 2025
August in Santa Barbara showcases a delightful climate characterized by a maximum temperature reaching 33°C (92°F) and a comfortable average of 22°C (72°F). With minimum temperatures dropping to 14°C (58°F), the weather remains pleasant throughout the month. Remarkably, precipitation is almost nonexistent, with only 2 mm (0.1 in) recorded, and not a single rainy day can be expected. Coupled with the 39% humidity, the overall atmosphere invites residents and visitors alike to bask in the warm sunshine and vibrant coastal scenery typical of this beautiful Californian destination.
In August, Santa Barbara basks in warm coastal charm, with temperatures that reflect its sunny disposition. The minimum temperature hovers around a comfortable 14°C (58°F), while the average reaches a pleasant 22°C (72°F), perfect for enjoying outdoor activities. The maximum temperature peaks at a delightful 33°C (92°F), hinting at summer’s last hurrah. This month maintains a consistent warmth, especially following the hotter July, yet it transitions into the sultry days of early fall. As summer winds down, August serves as an ideal time for beachgoers and festival lovers to soak up the sun and revel in Santa Barbara’s vibrant atmosphere.
August in Santa Barbara is characterized by remarkably low precipitation, as the region receives just 2 mm (0.1 in) of rain, similar to the preceding month of July. This minimal rainfall contributes to the overall dry conditions typical of summer, with no recorded days of precipitation in either month. The trend of scant rainfall continues into September, suggesting a persistent dry spell as Santa Barbara basks in sunny weather, allowing residents and visitors to enjoy the vibrant coastal scenery without interruption. As the months progress towards fall, the rainfall begins to pick up again, indicating the seasonal shift that will bring more moisture to the region.
In August, Santa Barbara experiences a significant shift in humidity, dropping to 39%, the lowest of the year. This decline marks a notable transition from the higher levels seen at the start of the year, with a peak of 82% in February. As summer progresses, humidity steadily decreases month by month, culminating in this dry peak—a refreshing change that complements the warm weather. Following August, humidity begins to rise again in September, hinting at the cooling autumn months ahead. Overall, the trend showcases a clear seasonal pattern, where summer brings drier conditions and prepares residents for the wetter months ahead.
In August, Santa Barbara experiences an extreme UV Index of 11, maintaining the high levels noted throughout the summer months. With a burn time of just 10 minutes, it's essential for residents and visitors to take precautions when enjoying the sun. This month marks a slight dip from July's peak of 12, reflecting a consistent trend of heightened UV exposure starting in late spring and peaking during the summer. As temperatures rise and UV levels remain elevated, understanding these trends is vital for sun safety. For more detailed information on the UV Index throughout the year, visit Santa Barbara UV Index.
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August in Santa Barbara shines brightly with 360 hours of sunshine, making it one of the sunniest months of the year. As summer reaches its peak, the days are filled with warmth and light, attracting both locals and visitors to enjoy the stunning beaches and vibrant outdoor activities. This month follows July, which boasts an impressive 383 hours, and showcases a slight dip that still outshines the other months. As the seasons transition toward autumn, September experiences a notable decline to 317 hours, yet the lingering summer warmth persists, making Santa Barbara a perfect end-of-summer getaway. The consistent upward trend from winter through summer reflects the region's allure, where long, sun-drenched days are not just a seasonal highlight but a defining characteristic of life by the coast.
In August, Santa Barbara basks in a favorable likelihood of sunny weather, with a whopping 84% chance of sunshine. This trend showcases a steady increase from earlier months, where the chances of clear skies begin at 59% in January and climb to 85% by May. The warmth of the summer months—July and August—maintains high sunshine probabilities, slightly trailing off to 86% in September. Overall, the data reveals that August is nestling comfortably into a peak season of sunshine, making it an ideal time for outdoor activities and enjoying the stunning coastal scenery.
In August, Santa Barbara enjoys a generous 13 hours of daylight, marking a slight decline from the peak of 14 hours seen in the summer months of June and July. This month strikes a balance, offering ample time for outdoor activities and relaxation as the summer starts to wane. Following the long, sun-drenched days of mid-summer, August still provides plenty of sunshine, inviting locals and visitors alike to bask in the coastal charm. As the seasons transition towards fall, daylight hours will continue to decrease, making August a sweet spot for those who relish the last few weeks of summer warmth and light.
As August arrives in Santa Barbara, the coastal breezes take a gentle turn, with an average wind speed lingering at 2.3 m/s (5 mph). This marks a significant drop from the winds of earlier months, particularly the spring, when gusts reached as high as 3.6 m/s (8 mph) in April. The summer months, especially July and August, enjoy a period of calm, creating a soothing ambiance perfect for beachgoers and outdoor activities. Interestingly, the trend of decreasing wind speeds continues into September, suggesting a tranquil transition as autumn approaches. This consistent pattern emphasizes Santa Barbara's reputation for mild, pleasant weather, ideal for both residents and visitors alike.
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 warm and dry, with temperatures ranging from a comfortable 14°C (58°F) at night to a hot 33°C (92°F) during the day, and an average of just 2 mm of precipitation over zero rainy days. The humidity tends to be relatively low at 39%, making it a pleasant month for outdoor activities. In stark contrast, January experiences much cooler temperatures, with a minimum of 3°C (37°F) and a maximum of 27°C (81°F). This month is significantly wetter, with total precipitation reaching 93 mm (3.7 in) spread over six days, and the humidity is noticeably higher at 78%. For more details about Santa Barbara weather in January, you can explore further.
August and February present stark contrasts in weather. August typically enjoys warmer temperatures, with lows around 14°C (58°F) and highs reaching up to 33°C (92°F), accompanied by minimal precipitation of just 2 mm over the entire month and low humidity at 39%. In contrast, February sees cooler conditions, featuring minimums of 2°C (36°F) and maximums of 25°C (78°F). This month also experiences significant rainfall, with 81 mm (3.2 in) accumulated over about 6 days, along with considerably higher humidity levels at 82%. For a detailed look at February's climate, you can visit Santa Barbara weather in February.
August and March display striking contrasts in weather, showcasing the transition from summer to spring. In August, temperatures range from a minimum of 14°C (58°F) to a maximum of 33°C (92°F), with an average of 22°C (72°F), and little to no rainfall, leaving the month dry with only 2 mm of precipitation across zero rainy days. Conversely, March features cooler temperatures, with a minimum of 3°C (37°F) and a maximum of 25°C (77°F), averaging 12°C (55°F). This month is characterized by significantly higher precipitation at 88 mm (3.5 in) spread over 9 rainy days, resulting in much higher humidity levels at 75%. For a closer look at the weather trends this spring, you can check Santa Barbara weather in March.
When comparing the weather in August and April, we see notable differences in temperature and humidity levels. August boasts warmer temperatures with a minimum of 14°C (58°F), an average of 22°C (72°F), and a peak of 33°C (92°F), while April's temperatures range from a cooler minimum of 6°C (42°F) to a maximum of 30°C (86°F), averaging just 15°C (60°F). Additionally, August experiences minimal rainfall, with only 2 mm (0.1 in) of precipitation and no rain days, contrasting sharply with April’s 21 mm (0.8 in) of precipitation over two days. Furthermore, humidity levels are significantly lower in August at 39%, compared to a much higher 68% in April. For more detailed information, you can check Santa Barbara weather in April.
In comparing the weather of August and May, August generally offers warmer temperatures, with a minimum of 14°C (58°F) and an average of 22°C (72°F), peaking at a hot 33°C (92°F). In contrast, May sees a cooler climate, with temperatures ranging from a minimum of 7°C (45°F) to an average of 16°C (62°F) and a maximum of 29°C (85°F). While August enjoys virtually no precipitation with only 2 mm recorded and humidity at 39%, May experiences more moisture, accumulating 12 mm over 2 days, along with a higher humidity level of 57%. For a detailed look at the weather in May, you can explore Santa Barbara weather in May.
When comparing the weather between August and June, we see some notable differences. August tends to be warmer, with average temperatures reaching 22°C (72°F) compared to June's 19°C (67°F). While both months share a maximum temperature of 33°C (91°F), August starts at a higher minimum temperature of 14°C (58°F) versus June's 10°C (51°F). Additionally, August experiences significantly less precipitation, with no rainy days and only 2 mm (0.1 in) of rainfall, while June has a bit more, with 4 mm (0.1 in) of rain over one day. Humidity is also lower in August at 39%, compared to June’s 52%. For a closer look at June's weather specifics, you can check out Santa Barbara weather in June.
In comparing the weather of August and July, both months exhibit similar minimum and average temperatures, with August having a slightly lower maximum temperature of 33°C (92°F) compared to July's peak of 36°C (97°F). Both months recorded minimal precipitation at 2 mm (0.1 in) with no rainy days, though August experienced a slightly lower humidity level at 39%, whereas July had a higher humidity of 46%. This suggests that August was not only cooler but also slightly less humid than July. For more details on July's weather specifics, you can check Santa Barbara weather in July.
August weather typically features warmer temperatures, with a minimum of 14°C (58°F) and an average of 22°C (72°F), peaking at 33°C (92°F). In contrast, September experiences slightly lower temperatures, with a minimum of 9°C (48°F) and an average of 21°C (70°F), although it can reach a high of 36°C (97°F). Both months record minimal precipitation of 2 mm (0.1 in) and have no rainy days, but September also sees an increase in humidity at 48%, compared to August's 39%. For more details on the weather patterns in September, you can check Santa Barbara weather in September.
August and October present contrasting weather patterns. In August, temperatures range from a mild 14°C (58°F) to a warm 33°C (92°F), with a comfortable average of 22°C (72°F) and very little precipitation at just 2 mm (0.1 in) over zero days. The humidity levels are relatively low at 39%, contributing to the dry heat typical of summer. In contrast, October sees a drop in minimum temperatures to 7°C (45°F) and an average of 18°C (65°F), although the maximum remains consistent at 33°C (92°F). Precipitation increases to 10 mm (0.4 in) with humidity climbing to 59%, signaling the onset of cooler days and a shift in seasonal weather patterns. For more details, you can check Santa Barbara weather in October.
In comparing the weather of August and November, August typically boasts warmer temperatures, with a minimum of 14°C (58°F) and an average of 22°C (72°F), peaking at 33°C (92°F). This month also enjoys very little precipitation, averaging just 2 mm (0.1 in) over the course of zero rainy days, and a relatively low humidity of 39%. In contrast, November experiences much cooler weather, with temperatures ranging from a minimum of 3°C (38°F) to a maximum of 28°C (83°F) and an average of 15°C (60°F). Additionally, November sees more significant precipitation at 23 mm (0.9 in) over just one day, accompanied by higher humidity levels of 72%. For more detailed information, check out Santa Barbara weather in November.
In August, the weather is typically warm and dry, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 33°C (92°F) and an average of 22°C (72°F). With only 2 mm of precipitation over the entire month and a humidity level of 39%, it’s an ideal time for outdoor activities. In contrast, December brings a cooler climate, where temperatures drop to a minimum of 3°C (38°F) and hit a maximum of 24°C (75°F), with an average of 12°C (54°F). This month also sees a significant increase in precipitation, totaling 62 mm (2.5 in) over 6 days, and the humidity climbs to 76%. For more detailed information, check out Santa Barbara weather in December.
As August unfolds in Santa Barbara, the weather takes a delightful turn, with warm temperatures and nearly cloudless skies dominating the landscape. With an average warmth that invites outdoor activities, this month stands out for its remarkably low humidity and virtually no precipitation, making it a perfect time to explore beaches and gardens. Compared to the rest of the year, August presents a balance of sunny days and comfortable evenings, ensuring visitors and locals alike can fully enjoy the vibrant atmosphere. For a deeper dive into the seasonal climate and unique characteristics of Santa Barbara, check out Santa Barbara Climate.