August Weather in Newport Beach, United States

Last updated: February 24, 2025

August in Newport Beach offers a delightful climate, characterized by warm temperatures that peak at around 26°C (78°F), with an average of 20°C (69°F) and a minimum of 17°C (63°F). Visitors can expect dry conditions, as the month records just 2 mm (0.1 in) of precipitation spread over 0 rainy days. The humidity level remains comfortable at 69%, contributing to a pleasant atmosphere perfect for beach outings and outdoor activities. Enjoy the sunny days and warm nights that define this iconic coastal destination!

August Temperature in Newport Beach

In Newport Beach, August ushers in warm and inviting temperatures, making it a prime time for beachgoers and outdoor enthusiasts. With minimums around 17°C (63°F) and averages peaking at 20°C (69°F), the days are comfortably warm without being overwhelming. The maximums can reach 26°C (78°F), aligning beautifully with the sun-soaked days typical of Southern California. This warmth reflects a notable trend as temperatures gradually rise from the cooler months, reaching their summer zenith. Interestingly, as August transitions into September, temperatures maintain this pleasant warmth, with September marking some of the highest recorded maximums of the year at 30°C (86°F). Overall, August serves as a delightful pivot toward the peak beach season in Newport Beach, where the allure of the ocean is matched only by the inviting climate.

August Weather in Newport Beach: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Newport Beach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec585758596163676968676359
Data source: Temperature data for Newport Beach 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 Newport Beach

In August, Newport Beach typically experiences minimal precipitation, with only 2 mm (0.1 in) of rain recorded for the month, mirroring the dry conditions of July. Notably, the absence of rainfall over 0 days emphasizes the region's sun-drenched climate, making it a prime time for beachgoers and outdoor activities. This trend of low summer precipitation reflects a broader pattern seen in the warmer months, with rainfall tapering off significantly after the wet winter months of January and December, which frequently contribute the most to the annual totals. As the year progresses into fall, residents can expect only a slight increase in rainfall, signaling the transition to a more varied climate.

August Precipitation Trends in Newport Beach

The chart displays monthly precipitation patterns in Newport Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec5749502312322382168
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Newport Beach

In August, Newport Beach experiences a humidity level of 69%, making it one of the more comfortable months compared to the peak levels observed earlier in the year. After starting strong in the winter with humidity reaching 79% in February, levels gradually tapered off through late spring and summer. By the time August arrives, the humidity is at its lowest for the season, a trend that continues into September and October, where levels drop further to 68% and 67%, respectively. This gradual decline highlights a shift toward a drier atmosphere as the region transitions from summer to autumn, providing residents and visitors alike with pleasant beach days under the sun.

August Average Humidity in Newport Beach

This chart illustrates the average monthly humidity levels in Newport Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec74%79%75%71%70%72%73%69%68%67%68%71%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Newport Beach

In August, Newport Beach boasts a UV Index of 10, indicating a very high exposure risk with a burn time of just 15 minutes. This month showcases a continuation of the extreme UV levels observed in the previous summer months of June and July, where the index peaked at 11. As the summer progresses, the warnings for sun exposure intensify, urging beachgoers to take extra precautions. Interestingly, the UV Index remains consistent into September, suggesting that although summer is winding down, sun protection is still essential. For detailed insights and daily updates, visit Newport Beach UV Index.

Maximum UV Index Levels in Newport Beach for August

The chart shows the monthly maximum UV Index (UVI) for Newport Beach 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.
JanFebMarAprMayJunJulAugSepOctNovDec468101011111010754
Data source: Newport Beach 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 Newport Beach

As August rolls into Newport Beach, the sun shines brightly with an impressive 361 hours of glorious sunlight, positioning it as one of the peak months for sunshine in this coastal paradise. Following the summer's ascension, July reigns supreme with 379 hours, but August remains robust, hinting at a lingering warmth before the cooler months approach. The overall trend shows a steady increase in sunlight from the start of the year, peaking in the summer months, before gradually tapering off in the fall. This vibrant summer climate makes August a perfect time to revel in the sun-drenched beaches and sparkling waves, wrapping up the season with a radiant flourish that invites both locals and visitors to bask in Newport Beach's enchanting allure.

Monthly Sunshine Duration in Newport Beach: August Highlighted

The August sunshine duration represents the total number of hours Newport Beach 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.
JanFebMarAprMayJunJulAugSepOctNovDec190h236h290h318h350h366h379h361h316h293h256h226h
Data source: Newport Beach August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Newport Beach During August

August in Newport Beach shines with a 65% chance of sunny weather, making it one of the brighter months of the year. This trend of clear skies follows a noticeable upward trajectory, particularly from the warmer spring months, where the probabilities dip as low as 40% in May. As summer peaks, the likelihood of sunshine typically rebounds, starting with 57% in July and maintaining a strong 65% through August. Interestingly, this month is framed by September's even higher 67% chance of sun, suggesting that summertime in Newport Beach generally offers an inviting canvas of sunny days, perfect for leisure and outdoor activities. Overall, August stands out as a delightful midpoint in the seasonal rhythm of sunny weather, enticing both locals and visitors alike.

Percentage of Sunny Days in August in Newport Beach

The chart illustrates the percentage of sunny days in Newport Beach 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 Newport Beach experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec61%61%68%51%40%48%57%65%67%65%63%47%
Data source: Newport Beach August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Newport Beach in August

In August, Newport Beach enjoys a generous 13 hours of daylight, continuing the trend of ample sunlight that characterizes the summer months. Following the peak at 14 hours in both June and July, August marks a slight dip as the days begin to shorten with the approach of fall. This gradual decrease from the longest days of summer reflects a transition towards autumn, where daylight will further wane to 12 hours in September. Overall, the daylight duration in Newport Beach paints a vibrant seasonal portrait, with summer basking in brightness and each month gracefully transitioning towards a more subdued daylight experience.

Average Daylight Hours in Newport Beach for August

The chart illustrates the variation in daylight duration in Newport Beach throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 11m10h 59m11h 59m13h 2m13h 54m14h 20m14h 6m13h 19m12h 19m11h 17m10h 23m9h 56m
Data source: Newport Beach daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Newport Beach

In Newport Beach, the August winds present a subtle yet consistent pattern, with an average speed of 3.1 m/s (7 mph). This gentle breeze mirrors the winds of the preceding months, particularly July, which also saw the same calming speed. As summer winds down, it becomes evident that the coastal winds tend to reach their peak earlier in the year, notably in March and April, where they register a bit higher at 3.7 m/s (8 mph). However, by August, the winds soften, leading into a gradual decline as autumn approaches. The transition from summer to autumn is marked by this slight decrease, evoking a serene atmosphere that complements the serene beach life, making Newport Beach an ideal spot for those looking to enjoy the tranquil ocean breeze.

Average August Wind Speed in Newport Beach

The chart displays monthly wind speed patterns in Newport Beach, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.23.23.73.73.43.43.13.1 m/s3.13.12.53.6
Data source: Newport Beach August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Newport Beach Compares to Other Months

The weather in Newport Beach 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 Newport Beach and find detailed weather information for every month.

August and January in Newport Beach showcase contrasting weather patterns. August enjoys warmer temperatures, with a minimum of 17°C (63°F) and an average of 20°C (69°F), peaking at a pleasant 26°C (78°F) while boasting remarkably low precipitation of just 2 mm across the entire month. In contrast, January experiences cooler temperatures, starting at a minimum of 10°C (50°F) and averaging 14°C (58°F), with a maximum of 22°C (71°F). This month is also notable for its increased precipitation, with 57 mm (2.2 in) recorded over approximately four days, along with slightly higher humidity at 74%. For a deeper look at January's weather, you can refer to Newport Beach weather in January.

August and February present contrasting weather conditions. In August, temperatures are generally milder, with minimums around 17°C (63°F) and maximums peaking at 26°C (78°F). This month is characterized by minimal rainfall, averaging just 2 mm, and boasts an average humidity of 69%. In contrast, February experiences cooler temperatures, with minimums dropping to 8°C (47°F) and maximums reaching 22°C (72°F). Additionally, February sees significantly higher precipitation of 49 mm over approximately 6 days, and a slight increase in humidity at 79%. For a detailed look at February weather in Newport Beach, you can check out Newport Beach weather in February.

In comparing the weather of August and March, a clear contrast emerges. August boasts warmer temperatures, with a minimum of 17°C (63°F) and an average of 20°C (69°F), reaching a maximum of 26°C (78°F). Additionally, it enjoys remarkably low precipitation, often experiencing no rainy days at all, and humidity levels at 69%. In contrast, March presents cooler conditions, starting with a minimum of 9°C (49°F) and averaging 14°C (58°F), peaking at 20°C (67°F). This month is significantly wetter, receiving around 50 mm (2.0 in) of rain over approximately 8 days, and higher humidity at 75%. For more detailed insights, check out the Newport Beach weather in March.

When comparing the weather in August and April, we see notable differences in temperature and precipitation. August boasts warmer temperatures, with an average of 20°C (69°F) and a maximum reaching 26°C (78°F), while April has a cooler average of 15°C (60°F) and a high of 25°C (78°F). Additionally, August is remarkably dry, with only 2 mm of precipitation and no rainy days, whereas April experiences more moisture, averaging 22 mm of precipitation over three rainy days. Humidity levels are quite similar in both months, hovering around 69% in August and 70% in April. For more detailed insights, you can check Newport Beach weather in April.

The weather in August tends to be warmer and drier compared to May. In August, temperatures range from a minimum of 17°C (63°F) to a maximum of 26°C (78°F), with an average of 20°C (69°F) and virtually no precipitation. In contrast, May experiences cooler temperatures, with a minimum of 12°C (53°F) and a maximum of 21°C (70°F), averaging 16°C (61°F), along with about 12 mm (0.5 inches) of precipitation over two days. Humidity levels are similar in both months, hovering around 69% in August and 70% in May. For more detailed information on May weather, you can visit Newport Beach weather in May.

In comparing the weather between August and June, August tends to be slightly warmer, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 26°C (78°F), while June has a slightly cooler temperature range with a minimum of 14°C (58°F) and a maximum of 25°C (77°F). Both months experience minimal precipitation, with August receiving only 2 mm (0.1 in) and June slightly more at 3 mm (0.1 in), although neither month sees rainy days. Humidity levels are also similar, with August at 69% and June at 72%, contributing to a pleasantly warm coastal atmosphere. For more detailed information about June weather, you can visit Newport Beach weather in June.

In comparing the weather between July and August, both months showcase mild temperatures with negligible precipitation. In August, temperatures range from a minimum of 17°C (63°F) to a maximum of 26°C (78°F), with an average of 20°C (69°F). In contrast, July features slightly cooler temperatures, with a minimum of 16°C (62°F) and a maximum of 25°C (78°F), while also maintaining the same average of 20°C (68°F). Humidity is a bit lower in August at 69%, compared to July's 73%. Interestingly, both months recorded the same minimal precipitation of 2 mm (0.1 in) over zero rainy days. For more detailed insights, you can check Newport Beach weather in July.

In comparing the weather of August and September, we find that both months maintain a similar minimum temperature of 17°C (63°F) and an average temperature of 20°C (69°F). However, September experiences a notable increase in maximum temperature, reaching up to 30°C (86°F), while August peaks at 26°C (78°F). Precipitation remains low in both months, with August recording 2 mm and September slightly higher at 3 mm, yet neither month experiences any rainy days. Humidity levels are also comparable, with August at 69% and September slightly lower at 68%. For further details, check out Newport Beach weather in September.

In August, the weather is typically warm and more stable, with average temperatures around 20°C (69°F) and no recorded precipitation, resulting in a humidity level of 69%. In contrast, October experiences a wider temperature range, reaching a maximum of 30°C (87°F) while averaging around 19°C (67°F). This month also sees some rainfall, with 8 mm (0.3 in) spread over two days and slightly lower humidity at 67%. For more detailed information, you can check Newport Beach weather in October.

August and November present contrasting weather patterns, with August enjoying warmer temperatures and minimal precipitation. In August, temperatures range from a mild 17°C (63°F) to a warm 26°C (78°F), with an average of 20°C (69°F) and only a slight chance of rain. The humidity hovers around 69%, adding to the summer feel. In contrast, November sees cooler temperatures, with a minimum of 10°C (50°F) and an average of 17°C (63°F), peaking at 25°C (77°F). This month is also marked by increased precipitation, averaging 21 mm (0.8 in) over two days and similar humidity levels at 68%. For more detailed weather insights, check out Newport Beach weather in November.

When comparing the weather in August and December, there are notable differences in temperature and precipitation. August boasts warmer temperatures, with a minimum of 17°C (63°F) and a maximum of 26°C (78°F), while December sees cooler conditions, with minimums dropping to 10°C (51°F) and maximums reaching 22°C (72°F). Notably, August enjoys very little precipitation, averaging just 2 mm, and is typically dry with no rain days, whereas December experiences significantly more rain, with 68 mm over five days. Humidity remains relatively consistent, hovering around 69% in August and slightly increasing to 71% in December. For more detailed information, you can check Newport Beach weather in December.

Compare Newport Beach's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Newport Beach

In August, Newport Beach basks in warm and pleasant conditions, making it a standout month compared to others. With maximum temperatures climbing to 26°C and little to no precipitation, visitors can fully enjoy the sun-soaked days without the interruption of rain. The moderate humidity hovers around 69%, contributing to a comfortable atmosphere perfect for beach activities and outdoor adventures. This delightful summer weather contrasts sharply with the cooler and wetter months, inviting you to embrace the vibrant coastal lifestyle. For a deeper dive into the unique weather patterns of this beautiful locale, check out the Newport Beach Climate.