August Weather in Santa Cruz, United States

Last updated: February 24, 2025

In August, the weather in Santa Cruz, United States offers pleasant conditions, with a maximum temperature reaching 24°C (75°F) and a comfortable average of 16°C (61°F). The mild evenings cool down to a minimum of 12°C (54°F), making for ideal outdoor activities. With only 2 mm (0.1 in) of precipitation occurring across the month and no rainy days, residents and visitors can enjoy abundant sunshine. Complemented by a moderate humidity level of 54%, August presents an excellent opportunity to experience the city's stunning natural scenery and vibrant community events.

August Temperature in Santa Cruz

In August, Santa Cruz basks in pleasantly mild temperatures, with a minimum of 12°C (54°F) and an average reaching 16°C (61°F). The maximum temperatures can climb to 24°C (75°F), signaling the warmth that characterizes the end of summer. Compared to the cooler months earlier in the year, August showcases a gentle upward trend in warmth as the coastal city transitions from the cool marine layers present in July. While it may not reach the peak summer highs seen in September, the consistent temperatures create an inviting atmosphere for beachgoers and outdoor enthusiasts alike. August in Santa Cruz is a prime time to enjoy the vibrant coastal lifestyle amidst a backdrop of pleasantly moderate weather.

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

The chart illustrates August temperature patterns in Santa Cruz, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec535253545557586061605653
Data source: Temperature data for Santa Cruz 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 Cruz

In August, Santa Cruz experiences a strikingly dry spell, mirroring the minimal rainfall patterns seen in July, with both months recording just 2 mm (0.1 in) of precipitation. This stark contrast to the wetter months of earlier in the year is indicative of a typical summer trend, where the lush coastal environment often basks in sunshine, leaving residents and visitors to enjoy its beauty without the interruption of rain. Interestingly, August marks the final month of a completely rain-free period, as the region typically revives with sporadic showers starting in October. With no recorded precipitation days in August, it’s a time for outdoor pursuits and the vibrant vibrancy of summer in Santa Cruz, setting the stage for the gradual transition into the autumn rain patterns that follow.

August Precipitation Trends in Santa Cruz

The chart displays monthly precipitation patterns in Santa Cruz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec148136110422342223161126
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Santa Cruz

In August, Santa Cruz experiences one of its lowest humidity levels of the year, at a comfortable 54%. This reflects a clear trend of decreasing humidity as the summer progresses, dropping from 82% in January to 58% by July. The air tends to feel drier, offering a pleasant respite from the peak summer months. Following August, a slight uptick in humidity can be observed again in September, as it rises to 55%, hinting at the gradual transition into the wetter fall season. Overall, this annual pattern showcases how the coastal climate shifts, providing both locals and visitors with a delightful dry month in the heart of summer.

August Average Humidity in Santa Cruz

This chart illustrates the average monthly humidity levels in Santa Cruz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%82%78%71%64%59%54%55%62%78%80%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Santa Cruz

In August, the UV Index in Santa Cruz reaches 10, categorizing it as very high, with a burn time of just 15 minutes for unprotected skin. This trend highlights a summer peak where UV levels are consistently extreme from May through July, tapering slightly but remaining significant in August. As the summer sun wanes, the UV Index gradually declines, but August still demands caution. By comparing the data across the year, it's clear that residents and visitors must stay vigilant during this month to protect their skin. For more insights and tips on UV exposure, visit Santa Cruz UV Index.

Maximum UV Index Levels in Santa Cruz for August

The chart shows the monthly maximum UV Index (UVI) for Santa Cruz 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.
JanFebMarAprMayJunJulAugSepOctNovDec4589111111109753
Data source: Santa Cruz 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 Cruz

In August, Santa Cruz basks in 348 hours of bright sunshine, continuing the region's warm trend from the previous months. The summer is in full swing, drawing on the peak of sunshine in July with 379 hours to set the stage for lingering beach days and outdoor adventures. Although August sees a slight dip in sunlight hours, it still remains robust compared to earlier months, such as January with only 162 hours of sun. As summer transitions to fall, September follows with 310 hours, keeping the sun-kissed vibe alive. This seasonal progression highlights a steady increase in sunshine hours from the chill of winter, culminating in the height of summer before gently tapering off. Santa Cruz shines brightly in August, a perfect time to enjoy the last of summer's splendor!

Monthly Sunshine Duration in Santa Cruz: August Highlighted

The August sunshine duration represents the total number of hours Santa Cruz 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.
JanFebMarAprMayJunJulAugSepOctNovDec162h222h269h303h360h373h379h348h310h286h233h206h
Data source: Santa Cruz August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Santa Cruz During August

In August, Santa Cruz shines with a 76% chance of sunny weather, making it one of the sunniest months of the year. This trend reflects a steady increase in sunshine from earlier months, peaking notably in both August and September. As the summer unfolds, the likelihood of clear skies rises from a modest 47% in January to a delightful 72% in May, culminating in the vibrant summer days of August. With ample sunshine on the horizon, August beckons outdoor enthusiasts and sun-seekers alike to bask in the warmth of the California coast.

Percentage of Sunny Days in August in Santa Cruz

The chart illustrates the percentage of sunny days in Santa Cruz 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 Cruz experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec47%61%56%56%72%69%66%76%76%60%57%43%
Data source: Santa Cruz August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Santa Cruz in August

In August, Santa Cruz enjoys approximately 13 hours of daylight, marking a gentle decline from the peak of summer. This month gracefully bridges the vibrant days of June and July, where daylight stretches to a full 14 hours, and the cooler transitions into autumn. The sunlight begins to wane, hinting at the impending fall, with September following closely behind with 12 hours of daylight. This gradual tapering reflects the ebb and flow of the seasons, inviting residents to savor the lingering warmth of summer before embracing the shorter days of autumn and winter ahead.

Average Daylight Hours in Santa Cruz for August

The chart illustrates the variation in daylight duration in Santa Cruz throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 56m10h 50m11h 59m13h 10m14h 9m14h 38m14h 22m13h 29m12h 21m11h 11m10h 10m9h 39m
Data source: Santa Cruz daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Santa Cruz

In August, Santa Cruz experiences a gentle dip in wind speed, averaging 3.2 m/s (7 mph), which marks a subtle shift from the more blustery conditions of earlier summer months. After a gradual increase from 3.5 m/s (8 mph) in July and a peak of 4.1 m/s (9 mph) in May, the winds transition into a calmer period as summer wanes. This trend of decreasing speeds continues into September, settling at 3.1 m/s (7 mph), suggesting a peaceful aura as the region prepares for the arrival of fall. Overall, the late summer months in Santa Cruz are characterized by a soothing breeze, perfect for leisurely beach outings and sunset strolls along the shoreline.

Average August Wind Speed in Santa Cruz

The chart displays monthly wind speed patterns in Santa Cruz, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.53.73.53.84.13.93.53.2 m/s3.13.33.03.8
Data source: Santa Cruz August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Santa Cruz Compares to Other Months

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

August and January present contrasting weather profiles in Santa Cruz. In August, temperatures are generally milder, with a minimum of 12°C (54°F) and a maximum reaching 24°C (75°F). The month boasts low precipitation, averaging just 2 mm and experiencing zero rainy days, along with moderate humidity at 54%. In stark contrast, January brings cooler temperatures, with minimums dropping to 6°C (42°F) and maximums peaking at 18°C (65°F). Additionally, January is notably wetter, with a substantial 148 mm of precipitation spread over 9 days and higher humidity levels at 82%. For a more detailed look at January weather, check out Santa Cruz weather in January.

Comparing the weather in August and February reveals notable differences in temperature and precipitation patterns. August enjoys milder temperatures, with a minimum of 12°C (54°F) and an average of 16°C (61°F), peaking at a comfortable 24°C (75°F). This month also stands out for its minimal precipitation, with only 2 mm (0.1 in) of rain and no rainy days, resulting in a humidity level of 54%.

In stark contrast, February experiences cooler temperatures, with a minimum of 5°C (42°F) and an average of 11°C (53°F). The maximum temperature reaches only 21°C (70°F). February is characterized by significant rainfall, totaling 136 mm (5.3 in) over seven rainy days, leading to a much higher humidity level of 84%. This analysis highlights how significantly the summer and winter months differ in climate. For more detailed information, you can check Santa Cruz weather in February.

August and March present contrasting weather conditions. In August, temperatures are generally warmer, ranging from a minimum of 12°C (54°F) to a maximum of 24°C (75°F), with low precipitation of just 2 mm (0.1 in) and no rainy days, resulting in a comfortable humidity level of 54%. In stark contrast, March experiences cooler temperatures, hovering between 6°C (42°F) and 20°C (68°F), accompanied by significantly higher precipitation totaling 110 mm (4.3 in) over 11 rainy days, which contributes to a much higher humidity of 82%. For more details, you can check Santa Cruz weather in March.

In comparing the weather of August and April, it’s clear that August is generally warmer and drier. August boasts a minimum temperature of 12°C (54°F) and an average of 16°C (61°F), with a maximum reaching 24°C (75°F) and virtually no precipitation, averaging just 2 mm over 0 days. In contrast, April experiences cooler temperatures, with a minimum of 7°C (44°F) and an average of 12°C (54°F); it also matches August's maximum of 24°C (75°F). However, April is significantly wetter, with precipitation totaling 42 mm over 5 days and higher humidity at 78%. For a closer look at April weather specifics, check out Santa Cruz weather in April.

In comparing the weather between August and May, one can see distinct differences in temperature and precipitation. August boasts a warmer climate, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 24°C (75°F), accompanied by low precipitation of only 2 mm (0.1 in) over no rain days. In contrast, May experiences cooler temperatures, with an average high of 20°C (68°F) and a low of 8°C (47°F), along with significantly more rainfall, totaling 23 mm (0.9 in) across three days. Additionally, the humidity is higher in May at 71%, compared to August's 54%. For a more detailed look at the weather in May, check out Santa Cruz weather in May.

When comparing the weather in August and June, August tends to be slightly warmer, with an average temperature of 16°C (61°F) and a maximum of 24°C (75°F), while June has a higher maximum temperature of 29°C (84°F), though its average is lower at 14°C (58°F). Precipitation is minimal in August, with only 2 mm (0.1 in) and no rainy days, making it dryer compared to June, which experiences 4 mm (0.2 in) of precipitation over one day. Additionally, humidity levels in June are higher at 64%, compared to August's more comfortable 54%. For more detailed information, you can check out Santa Cruz weather in June.

In comparing the weather of August and July, both months exhibit relatively mild temperatures, but August tends to be slightly warmer overall. In August, the minimum temperature is 12°C (54°F), with an average of 16°C (61°F) and a maximum of 24°C (75°F). In contrast, July features a minimum of 11°C (52°F), an average of 15°C (59°F), and a maximum of 21°C (70°F). Both months experience very little precipitation, with just 2 mm (0.1 in) recorded and no rainy days. However, August is slightly less humid at 54%, compared to July's 58%. For more detailed insights on July's climate, you can check Santa Cruz weather in July.

August and September exhibit quite similar weather patterns, but with some notable differences. In August, temperatures range from a minimum of 12°C (54°F) to a maximum of 24°C (75°F), while September sees slightly cooler minimum temperatures at 11°C (53°F) but a significant increase in the maximum temperature, reaching 31°C (88°F). Both months report minimal precipitation of 2 mm (0.1 in) and no rainy days, resulting in dry conditions. Humidity remains relatively consistent, with August averaging 54% and September slightly higher at 55%. For a detailed look at what to expect, you can check out Santa Cruz weather in September.

In August, the weather tends to be pleasantly mild, with temperatures ranging from a minimum of 12°C (54°F) to a maximum of 24°C (75°F). The month is quite dry, receiving only 2 mm (0.1 in) of precipitation, making it ideal for outdoor activities. In contrast, October experiences similar average temperatures at 16°C (60°F), but it can reach warmer highs of 29°C (84°F). However, this month sees a notable increase in precipitation, totaling 31 mm (1.2 in) over 2 days, and the humidity rises slightly to 62%. For more details on October weather, you can visit Santa Cruz weather in October.

August presents a mild and pleasant climate, with temperatures ranging from a minimum of 12°C (54°F) to a comfortable maximum of 24°C (75°F). The month sees very little rainfall, averaging just 2 mm (0.1 in) across zero rainy days, and maintains a moderate humidity level of 54%. In contrast, November experiences cooler temperatures, with minimums dropping to 6°C (44°F) and an average of 14°C (57°F), while maxima reach around 23°C (73°F). This month is characterized by significantly higher precipitation, totaling 61 mm (2.4 in) over five rainy days, coupled with a rise in humidity to 78%. For more details, you can check out Santa Cruz weather in November.

When comparing the weather in August and December, there is a noticeable shift in both temperature and precipitation patterns. August typically enjoys milder conditions, with average temperatures ranging from a minimum of 12°C (54°F) to a maximum of 24°C (75°F), while experiencing minimal rainfall of just 2 mm over 0 days. In stark contrast, December sees cooler temperatures, with a range from a minimum of 7°C (45°F) to a maximum of 21°C (70°F), accompanied by significantly higher precipitation at 126 mm over 9 days, resulting in a noticeable increase in humidity up to 80%. For more details on December weather, visit Santa Cruz weather in December.

Compare Santa Cruz's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Santa Cruz

In August, Santa Cruz basks in pleasantly warm weather, setting it apart from the cooler months of the year. With maximum temperatures reaching a comfortable 24°C (75°F) and minimal rainfall—often resulting in 0 precipitation days—the month offers a delightful dry spell. The average temperature settles around a mild 16°C (61°F), encouraging outdoor adventures and beach outings. This refreshing summer climate, characterized by 54% humidity, allows both locals and visitors to fully embrace the natural beauty of the area. For more insights into what makes Santa Cruz's weather unique throughout the year, check out Santa Cruz Climate.