Last updated: February 24, 2025
In Kailua, United States, August serves up warm and humid weather, with a maximum temperature reaching 29°C (85°F) and an average of 26°C (79°F). Residents and visitors can expect a comfortable minimum of 23°C (73°F) during the cooler nights. While the allure of summer is palpable, the month also brings periodic showers, contributing to a total precipitation of 41 mm (1.6 in) over approximately 12 days. With humidity levels hovering around 83%, August in Kailua embodies the quintessential tropical experience, making it a perfect time for both sun-seeking adventures and cozy indoor escapes.
In August, Kailua experiences its warmest temperatures of the year, with minimums averaging around 23°C (73°F) and maximums reaching up to 29°C (85°F). This peak warmth reflects a trend of steadily rising temperatures throughout the summer months, culminating in an average of 26°C (79°F) for the entire month. The pleasant warmth is accompanied by a balmy atmosphere, making it an ideal time for outdoor activities and beach outings. As the summer winds down, temperatures begin to stabilize, hinting at the cooler conditions that will soon follow in the fall. Overall, August in Kailua offers a delightful blend of warmth and vibrancy, capturing the essence of a tropical paradise.
In August, Kailua experiences a moderate precipitation level, receiving 41 mm (1.6 in) of rain over approximately 12 days. This amount shows a slight uptick from the drier conditions of July, which saw only 39 mm (1.5 in). As summer transitions to fall, August's rainfall continues the trend of scattered showers characteristic of the season, indicating a shift away from the drier early months of the year. Overall, while August doesn't stand out as one of the wettest months, it maintains a balanced pattern, contributing to the lush landscape that Kailua is known for.
August in Kailua, United States, marks the height of the humid season, with humidity levels remaining at a notable 83%—a trend that began in July and carries through to September. Throughout the year, humidity has gradually increased, with a noticeable climb from 78% in January to this peak, reflecting the tropical climate's warm embrace. Interestingly, this summer surge is complemented by a slight dip to 82% in September and fluctuations through the fall months, emphasizing Kailua's tropical character. As the seasons shift, the humidity consistently hovers around the 80s, ensuring that residents and visitors alike experience that signature island warmth year-round.
In August, Kailua experiences a UV Index of 13, categorizing it as extreme, with a burn time of just 10 minutes. This trend of high UV levels has been consistent throughout the summer, with June, July, and August all peaking at this index. The UV Index has gradually increased since January, starting at a more moderate level of 7, but swiftly climbing in the months leading to summer. It's crucial for residents and visitors alike to take precautions during these months, as the potential for skin damage is significant under these intense conditions. For more detailed insights, check out the Kailua UV Index.
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In Kailua, United States, the August sunshine graces the landscape with an impressive 338 hours of radiant light, signifying a peak period in the summer months. This figure, while slightly down from the sun-drenched highs of July at 349 hours, maintains a robust brightness that reflects the region's embrace of summer warmth. As one of the sunniest months, August continues a trend established in the late spring, with hours of sunshine steadily increasing from January's 219 hours. Despite a slight seasonal dip heading into September, where 319 hours are recorded, the abundance of sunlight in August adds to the allure of Kailua's vibrant summer atmosphere, inviting both locals and visitors to bask in its golden glow.
In Kailua, August boasts a promising 63% chance of sunny weather, marking a peak in the summer season. This trend of increasing sunshine begins in the earlier months, with May and June already showcasing 64% and 61% respectively. The chances of sun fluctuate throughout the year, dipping to their lowest in December at 36%, but August stands out as a bright spot after a brief decline in July, which sees only 48% sunny days. As summer transitions towards fall, August offers an ideal opportunity for outdoor activities under the sun, suggesting that visitors and locals alike can enjoy the warm, sunlit days typical of this beautiful coastal paradise.
In Kailua, United States, the month of August brings a delightful 12 hours of daylight, marking a slight decline from the peak of 13 hours seen during the summer months of June and July. This seasonal shift indicates a gradual transition toward autumn, as the days begin to shorten. Following the growth of longer daylight in May through July, August's daylight duration sustains a balance between sunlight and twilight, offering ample opportunities for outdoor activities before the onset of shorter days in September and October. With each month showing a clear trend of diminishing daylight as fall approaches, August stands out as a time for both vibrant summer adventures and the gentle cue toward the changing seasons.
In August, Kailua experiences a gentle breeze, with an average wind speed of 5.9 m/s (13 mph), consistent with the lighter winds of the preceding months. Following a notable increase in July, where winds pick up to 7.0 m/s (16 mph), August offers a refreshing yet tranquil atmosphere suited for various outdoor activities. As summer transitions into fall, the winds in Kailua typically trend downward, ultimately leading to the softest breezes in November at 4.1 m/s (9 mph). Yet, August stands out with its mild winds that continue to make the coastal experience delightful, inviting both locals and tourists to embrace the beauty of this serene island paradise.
The weather in Kailua 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 Kailua and find detailed weather information for every month.
When comparing the weather in August and January, August tends to be warmer with average temperatures around 26°C (79°F) and maximums reaching up to 29°C (85°F), while January has cooler averages at 23°C (73°F) and maximums of 27°C (80°F). Precipitation levels are slightly higher in August, with around 41 mm (1.6 in) over 12 days, compared to January's 34 mm (1.3 in) over 9 days. Additionally, humidity is higher in August at 83%, compared to 78% in January. For more detailed weather insights, you can check out Kailua weather in January.
August and February present contrasting weather patterns. August enjoys warmer temperatures, with an average of 26°C (79°F) and a peak of 29°C (85°F), while February’s average drops to 22°C (72°F) with a maximum of 26°C (79°F). In terms of precipitation, February is wetter, receiving 82 mm (3.2 in) over 14 days compared to August's 41 mm (1.6 in) over 12 days. Despite February being cooler, it maintains a slightly lower humidity level at 79% compared to the higher 83% in August. For a more detailed overview of February's climate, you can check out Kailua weather in February.
In comparing the weather between August and March, August tends to be slightly warmer with average temperatures ranging from a minimum of 23°C (73°F) to a maximum of 29°C (85°F), while March features lower temperatures, with a minimum of 19°C (66°F) and a maximum of 27°C (81°F). August sees lower precipitation levels at 41 mm (1.6 in) across 12 days, compared to March, which receives considerably more rainfall at 89 mm (3.5 in) over 16 days. Additionally, August has a higher humidity level at 83%, while March has a slightly drier 78%. For more details on March weather, visit Kailua weather in March.
When comparing the weather in August and April, August tends to be warmer, with average temperatures reaching 26°C (79°F), while April's average is slightly cooler at 23°C (74°F). Both months experience relatively high humidity, with August at 83% and April at 81%. In terms of rainfall, April sees slightly more precipitation at 51 mm (2.0 in) across 13 days, compared to August's 41 mm (1.6 in) over 12 days. For more detailed information on April weather, you can check Kailua weather in April.
In comparing the weather in August and May, August tends to be warmer with average temperatures reaching 26°C (79°F), compared to May's average of 24°C (75°F). While both months experience relatively high humidity—83% in August and 82% in May—August also sees slightly less precipitation at 41 mm (1.6 in) over approximately 12 days, compared to May's 44 mm (1.7 in) over 13 days. For a more detailed look at what to expect in May, you can check Kailua weather in May.
When comparing the weather in June and August, it's clear that both months offer relatively warm conditions. In August, temperatures range from a minimum of 23°C (73°F) to a maximum of 29°C (85°F), with an average of 26°C (79°F). The month sees a total precipitation of 41 mm (1.6 in) over approximately 12 days, along with a humidity level of 83%. In contrast, June experiences slightly lower temperatures, with a minimum of 22°C (72°F) and a maximum of 28°C (83°F), averaging 25°C (77°F). Additionally, June has a higher precipitation total of 56 mm (2.2 in) across about 11 days, and a similar humidity level of 82%. For more detailed insights, you can check Kailua weather in June. Overall, both months provide a warm and humid atmosphere, but June tends to be slightly wetter than August.
In August, the temperatures are slightly warmer than in July, with a minimum of 23°C (73°F) compared to July's 22°C (72°F), and a maximum reaching 29°C (85°F) versus July's 28°C (83°F). The average temperature remains the same at 26°C (79°F) for both months. Precipitation in August is somewhat higher at 41 mm (1.6 in), occurring over 12 days, while July saw 39 mm (1.5 in) of rain across 16 days. Despite these variations, both months experience high humidity levels of 83%. For a more detailed look at July weather in Kailua, visit Kailua weather in July.
August and September share similar weather patterns, with both months averaging a daytime temperature of 26°C (79°F) and reaching a maximum of 29°C (85°F). August sees a slightly higher minimum temperature of 23°C (73°F) compared to September's 22°C (72°F). Precipitation levels are comparable as well, with August receiving 41 mm (1.6 in) of rain over 12 days, while September has slightly less at 37 mm (1.5 in) over the same number of days. Humidity is also quite similar, with August at 83% and September at 82%. For more details specific to September, you can check Kailua weather in September.
In August, the weather tends to be quite warm, with temperatures ranging from a minimum of 23°C (73°F) to a maximum of 29°C (85°F), averaging around 26°C (79°F). The month experiences a total precipitation of 41 mm (1.6 in) over approximately 12 days, coupled with high humidity levels at 83%. In comparison, October sees slightly cooler temperatures, with a minimum of 22°C (72°F) and a maximum of 29°C (84°F), averaging 25°C (78°F). However, it tends to be wetter, with precipitation reaching 66 mm (2.6 in) across 15 days and humidity slightly decreasing to 81%. For more details on October conditions, you can check out the information available Kailua weather in October.
August and November in Kailua exhibit a notable shift in weather characteristics. August tends to be slightly warmer, with average temperatures peaking at 26°C (79°F) and maximums reaching 29°C (85°F). In contrast, November's temperatures are a touch cooler, with a minimum of 20°C (69°F) and a maximum that matches August at 29°C (84°F). Precipitation levels increase in November, totaling 48 mm (1.9 in) across 16 days, compared to August’s 41 mm (1.6 in) over 12 days. Additionally, humidity remains high in both months, but is marginally lower in November at 80% compared to 83% in August. For more information about the weather specifics in November, visit Kailua weather in November.
In August, temperatures are generally warmer, with a minimum of 23°C (73°F) and an average of 26°C (79°F), peaking at 29°C (85°F). The month also experiences significant humidity at 83% and receives 41 mm (1.6 in) of precipitation over about 12 days. In contrast, December sees cooler temperatures, with a minimum of 18°C (65°F) and averaging 23°C (74°F), reaching a maximum of 27°C (81°F). Precipitation increases to 87 mm (3.4 in) across 16 days, while humidity slightly decreases to 79%. For more detailed weather information, you can visit Kailua weather in December.
As summer reaches its peak, August in Kailua showcases a delightful warm climate, with comfortable temperatures that trend slightly higher than in previous months. While the average temperature hovers pleasantly around 26°C (79°F), the chance of rain increases, with around 12 days experiencing precipitation. Humidity remains elevated at 83%, contributing to a lush, tropical ambiance. This blend of warmth and moisture sets August apart from the milder conditions of earlier months, making it a unique time to enjoy Kailua’s vibrant outdoor scenery. For a deeper dive into seasonal trends, check out Kailua Climate for comprehensive insights!