Last updated: February 24, 2025
Experience the tropical allure of Kailua-Kona in August, where the weather brings a delightful mix of warmth and humidity. With a maximum temperature peaking at 28°C (83°F) and an average of 24°C (75°F), the climate remains inviting, though the minimum temperature can drop to a comfortable 21°C (70°F). However, be prepared for moisture, as the region receives a significant 458 mm (18.0 in) of rain, spread over 30 rainy days. The humidity level hovers around 84%, adding to the lush, vibrant atmosphere that defines this stunning coastal area. Whether you’re exploring the scenic coast or relaxing at the beach, August in Kailua-Kona offers a unique blend of warmth and vitality.
In August, Kailua-Kona enjoys warm and inviting temperatures, with a minimum around 21°C (70°F), an average of 24°C (75°F), and a peak reaching 28°C (83°F). This month stands out as the warmest of the year, building on the rising trend established since May. The progressive increase in temperature from the earlier months is evident, transitioning smoothly from a milder January where the highs hovered around 26°C (80°F), to the more sultry conditions of August. With consistent warmth and pleasant evenings, August epitomizes the tropical paradise vibe, making it an ideal time for beach lovers and outdoor enthusiasts to bask in the sun-soaked bliss of Kailua-Kona.
In Kailua-Kona, August marks the peak of precipitation, with an impressive 458 mm (18.0 in) of rain falling over just 30 days. This significant increase continues the upward trend observed throughout the summer months, where rainfall escalates from 331 mm in May to 387 mm in July. The data highlights a shift as the dry season gives way to the wetter months, with August representing the transition point where tropical moisture is at its zenith. Following August, September still brings considerable rain, but the amounts taper off significantly, showcasing how the landscape dramatically shifts between the peak rainy season and the subsequent months. With a total of 30 rainfall days, August undoubtedly leaves its mark as the wettest month of the year, contributing to the lush, vibrant environment that defines this beautiful Hawaiian region.
In August, Kailua-Kona experiences its peak humidity, reaching 84%, which marks a subtle upward trend from the previous months. This increase is consistent with the overall pattern observed during the summer, where humidity rises gradually from 79% in January to its summer high. Following August, there’s a slight decrease in humidity as the seasons shift, with September dipping back to 82%, suggesting that while the heat of summer lingers, the transition into fall begins. Overall, the data paints a picture of a tropical climate, where warm, humid air is a hallmark of life in this beautiful coastal town.
In Kailua-Kona, August brings a UV Index of 14, categorizing it as extreme with a burn time of just 10 minutes. This marks the peak of a summer trend where the UV levels have remained consistently high since June, indicating that sun protection is essential for outdoor activities. As the year progresses from January's UV Index of 8 to August's record, it's clear that visitors and locals alike must be vigilant against the risks of overexposure to the sun's rays during these months. With the UV Index gradually decreasing in September, it serves as a reminder of the importance of sun safety even as the season transitions. For more detailed information on UV levels throughout the year, check out Kailua-Kona UV Index.
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In Kailua-Kona, United States, August bathes in a warm glow with 328 hours of sunshine, making it a prime time for outdoor adventures and beach relaxation. The month follows a vibrant July, which boasts the highest sunshine total of the year at 338 hours. As summer peaks, the trend in sunny hours begins to dip slightly from the previous month but remains strong, reflecting the area's consistent charm. The sunshine hours from May through August showcase a remarkable stability, staying above 300 hours, highlighting Kailua-Kona as an ideal escape for sun seekers. As the year progresses into fall, the gradual decline in sunshine hours continues, yet each month offers ample opportunity to soak in the radiant beauty of this tropical paradise.
In Kailua-Kona, August brings a 31% chance of sunny weather, placing it among the more moderate months for sunshine. Notably, this period follows the peak summer months of June and July, which experience the lowest probabilities of clear skies at just 26% and 25%, respectively. The slight uptick in sunny days during August suggests a gradual transition towards the more favorable conditions of the fall months, such as September and October, which offer a 33% and 38% chance of sunshine. Thus, while August may not be the sunniest month, it hints at the promise of brighter days ahead as summer winds down.
In Kailua-Kona, August provides a delightful 12 hours of daylight, a slight decline from the 13 hours enjoyed in the summer months of June and July. This pattern reflects the gradual transition from the longer days of summer towards the shorter days of fall. As the summer sun starts to yield its glow, September maintains the same daylight duration, but come October, residents will notice a further reduction, dipping back to 11 hours. Overall, the daylight hours in Kailua-Kona exhibit a beautiful rhythmic pattern throughout the year, creating a dynamic interplay between light and darkness that enhances the island's captivating charm.
In Kailua-Kona, the month of August features an average wind speed of 2.3 m/s (5 mph), maintaining the mild, tranquil breezes typical of the summer months. As we look at the annual trends, it’s clear that the wind speeds vary only slightly throughout the year, remaining consistently on the gentle side. Notably, June and July record the highest average at 2.5 m/s (6 mph), while the quieter months of January through April hover around 2.1 m/s (5 mph). August’s winds, while slightly decreased from the summer peak, still contribute to the overall relaxed atmosphere, making it an ideal time for beachgoers and outdoor enthusiasts to enjoy the stunning Hawaiian landscape without the disruption of high winds.
The weather in Kailua-Kona 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-Kona and find detailed weather information for every month.
When comparing the weather in August and January, a few notable differences emerge. August typically features warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 28°C (83°F), while January sees slightly cooler readings, ranging from a minimum of 17°C (63°F) to a maximum of 26°C (80°F). Additionally, August is significantly wetter, receiving an average of 458 mm (18.0 in) of precipitation spread over 30 days, compared to January's 133 mm (5.3 in) over 19 days. The humidity also tends to be higher in August at 84%, compared to 79% in January. For more detailed insights into January's climate, visit Kailua-Kona weather in January.
August and February present contrasting weather patterns. In August, temperatures range from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), with an average of 24°C (75°F). This month experiences significant rainfall, with 458 mm (18.0 in) of precipitation spread across 30 days and humidity levels reaching 84%. In comparison, February is slightly cooler, with temperatures ranging from 15°C (60°F) to 25°C (78°F) and an average of 21°C (70°F). February sees much less precipitation at 149 mm (5.9 in) over 17 days, accompanied by a lower humidity level of 79%. For more detailed information on February weather, you can visit Kailua-Kona weather in February.
Comparing the weather in August and March reveals some notable differences. August typically experiences warmer conditions, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), and an average of 24°C (75°F). It also tends to be quite wet, receiving 458 mm (18.0 in) of precipitation over 30 days, accompanied by high humidity at 84%. In contrast, March is slightly cooler, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 25°C (78°F), averaging 21°C (71°F). Additionally, it sees significantly less rainfall, with 129 mm (5.1 in) over 20 days and lower humidity at 77%. For more specific insights into the weather patterns during this month, you can refer to Kailua-Kona weather in March.
When comparing the weather in August and April, it’s evident that August is typically warmer and significantly wetter. In August, temperatures range from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), with an average around 24°C (75°F). The month also experiences high humidity at 84% and considerable rainfall, totaling 458 mm (18.0 in) over 30 days. In contrast, April sees milder temperatures, with a minimum of 18°C (65°F) and a maximum of 25°C (78°F), averaging at 22°C (71°F). Rainfall in April is also considerably less, with 212 mm (8.4 in) over 24 days and slightly lower humidity at 80%. For a more detailed look at April weather, you can check this link: Kailua-Kona weather in April.
When comparing the weather in August and May, August tends to be warmer and wetter. In August, the temperature ranges from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), with an average of 24°C (75°F). In contrast, May’s temperatures are slightly cooler, with a minimum of 19°C (66°F), an average of 22°C (72°F), and a maximum of 26°C (79°F). Precipitation also differs significantly, with August receiving 458 mm (18.0 in) over 30 days compared to May's 331 mm (13.1 in) across 28 days. Humidity levels in August are slightly higher at 84%, while May sees a humidity of 80%. For more details on May weather, you can visit Kailua-Kona weather in May.
When comparing the weather in August and June, we see that August tends to be slightly warmer, with average temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F), compared to June's range of 20°C (68°F) to 26°C (80°F). Precipitation levels are also higher in August, totaling 458 mm (18.0 in) over 30 days, whereas June sees 365 mm (14.4 in) over 29 days. Both months exhibit high humidity, with August at 84% and June at 82%. For more detailed insights on weather conditions during June, you can check Kailua-Kona weather in June.
In comparing the weather between July and August, we see a slight increase in temperatures during August, with minimums of 21°C (70°F) and maximums reaching 28°C (83°F), compared to July's temperatures which ranged from a minimum of 20°C (68°F) to a maximum of 27°C (81°F). While both months experienced consistent rain, August saw a higher total precipitation of 458 mm (18.0 in) over 30 days, compared to July's 387 mm (15.2 in) during the same number of days. Humidity levels were similarly high, with August averaging 84% and July at 83%, indicating that both months are quite damp but August is somewhat more humid and wetter overall. For a closer look at July's weather specifics, you can check Kailua-Kona weather in July.
August and September offer similar temperature ranges, with both months featuring an average temperature of 24°C (75°F) and max temperatures peaking around 28°C (82°F to 83°F). However, August is notably wetter, receiving 458 mm (18.0 in) of precipitation over 30 days, while September sees a significant reduction in rainfall to 286 mm (11.3 in) across 28 days. Additionally, humidity levels are slightly lower in September, measuring 82% compared to August's 84%. For a more detailed look at September weather in Kailua-Kona, you can visit Kailua-Kona weather in September.
August and October in Kailua-Kona exhibit similar overall temperatures, with August being slightly warmer, having a minimum of 21°C (70°F) and a maximum of 28°C (83°F), while October features a minimum of 20°C (67°F) and a maximum of 27°C (81°F). However, the significant difference lies in the precipitation; August experiences much heavier rainfall at 458 mm (18.0 in) over 30 days, compared to October's 230 mm (9.0 in) over 26 days. Humidity levels are fairly comparable, hovering around 84% in August and 83% in October. For more detailed information about October's weather, check out Kailua-Kona weather in October.
In August, the weather tends to be warmer and more humid, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F) and an average of 24°C (75°F). This month sees significant rainfall, with 458 mm (18.0 in) of precipitation spread over 30 days, contributing to a humid atmosphere with an average humidity level of 84%. In contrast, November experiences slightly cooler temperatures, with lows of 19°C (66°F), highs of 26°C (80°F), and an average of 23°C (74°F). Rainfall is considerably reduced in November, totaling 143 mm (5.6 in) over 20 days, while humidity remains comparable at 83%. For more detailed insights, you can visit Kailua-Kona weather in November.
In August, the weather is generally warmer, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 28°C (83°F) and an average of 24°C (75°F). This month experiences high humidity at 84% and significant precipitation, totaling 458 mm (18.0 in) over 30 days. In contrast, December brings slightly cooler temperatures, with a minimum of 18°C (64°F), an average of 22°C (72°F), and a maximum of 26°C (80°F). Though it remains humid at 81%, December sees much less rainfall, accumulating 188 mm (7.4 in) over 22 days. For more information about December weather, you can visit Kailua-Kona weather in December.
As August unfolds in Kailua-Kona, the island experiences a unique blend of warm temperatures and high humidity, making it distinct from other months. While daily highs typically hover around 28°C, the average temperature of 24°C offers a comfortable backdrop for both relaxation and adventure. However, with 458 mm of precipitation spread over the month, including rain on nearly every day, this period is notably wetter than the drier months of the year. The lush landscape thrives under such conditions, but visitors should prepare for sudden showers. For a deeper understanding of the climatic nuances, explore more at Kailua-Kona Climate.