Last updated: February 24, 2025
Experience the delightful December weather in Ko Olina, United States, where temperatures hover around a pleasant 24°C (76°F) on average. With a maximum of 26°C (79°F) and a minimum dipping to 19°C (67°F), the climate lends itself perfectly to outdoor activities and relaxation. December also brings about 70 mm (2.8 in) of rainfall across approximately 5 days, creating a refreshing atmosphere, while humidity levels settle at a comfortable 79%. Embrace the lush beauty and mild temperatures that make this tropical paradise an ideal destination during the holiday season!
As December rolls into Ko Olina, the temperatures reflect a delightful mildness, with lows around 19°C (67°F) and daily averages settling comfortably at 24°C (76°F). The pleasant warmth peaks at a maximum of 26°C (79°F), making it an ideal time for beachgoers and sun-seekers. Compared to the preceding months, December illustrates a slight drop from the highs of November's 27°C (81°F), yet still maintains a cozy warmth that characterizes this tropical paradise. The gradual transition into cooler weather hints at the onset of winter, but in Ko Olina, this means inviting days under the sun rather than chilly temperatures, offering a lovely escape for those looking to bask in the holiday spirit.
December in Ko Olina sees a notable increase in precipitation, with rainfall totaling 70 mm (2.8 in), making it the wettest month of the year. This uptick is a stark contrast to the drier summer months, where July and May recorded just 6 mm and 16 mm respectively. Despite the higher precipitation, December maintains a moderate frequency of rain, averaging around 5 rainy days, similar to the months preceding it. This festive month adds a refreshing touch to the tropical landscape, highlighting a seasonal transition that is welcomed by both locals and visitors alike. Overall, the trend indicates that while Ko Olina enjoys a predominantly dry climate, December's rain is a vibrant reminder of nature’s cycle.
In Ko Olina, United States, December brings a slight dip in humidity to 79%, which is consistent with the trend observed from the previous months. The area experiences a gradual increase in humidity from 78% in January to a peak of 83% in both July and August. Following this summer high, humidity begins to taper off, creating a gentle decline through the fall. By December, the humidity levels settle back to near the beginning of the year, highlighting an overall pattern of elevated, yet fluctuating, moisture that characterizes this tropical paradise throughout the year.
In Ko Olina, December ushers in a slight dip in the UV Index, reaching a value of 7, categorized as high, with a burn time of 25 minutes. This marks a subtle decline from the extreme levels observed in the summer months, where indices soared to 13. The trend through the year reveals consistently high to extreme UV levels from March through October, prompting sun seekers to be especially cautious during these months. As the year wraps up, the more moderate December conditions offer a brief respite, making it a great time for outdoor activities while still encouraging adherence to sun safety measures. For a detailed look at the UV Index throughout the year, check out Ko Olina UV Index.
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December in Ko Olina, United States, brings a warm farewell to the year with 253 hours of sunlight, casting a cozy glow over the landscape. As we look back at the annual trend, it’s clear that sunshine hours progressively increase from January's 219 hours to a summer peak in July, where the sun shines an impressive 349 hours. Following this sunny climax, the hours gradually taper off, but December still offers a substantial amount of daylight. This consistent embrace of sunshine creates an inviting atmosphere, perfect for enjoying the beauty of Ko Olina’s beaches as the year comes to a close. Whether you're basking in the sun or engaging in outdoor activities, the mild December sun provides a delightful backdrop for a winter getaway.
In December, the likelihood of sunny weather in Ko Olina, United States, drops to 43%, marking a noticeable decrease as the year comes to an end. This trend reflects a shift from the sunnier months of late spring and summer, where chances soar as high as 74% in May and August. Even the tail end of the autumn season sees a more favorable 64% in November. As we navigate through December, revelers may need to pack an umbrella along with their swimwear, as the days may bring more clouds than sunshine compared to earlier months.
In Ko Olina, United States, December ushers in a return to shorter days, boasting around 10 hours of daylight. This marks a gradual decline from the extended brightness experienced in the preceding months. The year begins with just 10 hours in January, yet by March, daylight stretches to an invigorating 12 hours, peaking in the warmth of summer with 13 hours from May through July. As autumn fades, daylight subtly tapers off, leading up to December’s cozy close. This seasonal rhythm highlights the gentle ebb and flow of sunlight throughout the year, inviting residents and visitors alike to savor the unique charm each month brings.
As December arrives in Ko Olina, the winds pick up slightly, with an average speed of 7.3 m/s (16 mph), echoing the breezy rhythm of early winter. This month marks a return to the higher wind speeds seen in mid-summer, notably in July, which experienced 7.8 m/s (18 mph), suggesting a seasonal ebb and flow that keeps the coastal ambiance invigorating. The trend indicates a noticeable increase from November's calmness at 4.7 m/s (11 mph), highlighting December as a time of refreshing gusts that enhance outdoor activities and scene-setting at this idyllic Hawaiian destination. Overall, December's winds contribute to the island's vibrant atmosphere, blending seamlessly with its stunning natural beauty.
The weather in Ko Olina changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Ko Olina and find detailed weather information for every month.
In December, the weather is characterized by slightly cooler temperatures, with a minimum of 19°C (67°F) and maximum reaching 26°C (79°F). This month experiences more precipitation, totaling 70 mm (2.8 in) over about five rainy days, coupled with a humidity level of 79%. In contrast, January sees a marginal increase in the minimum temperature to 20°C (69°F) and a slight decrease in the maximum to 25°C (78°F). Rainfall is significantly reduced, with only 10 mm (0.4 in) over just two days, and humidity remains relatively stable at 78%. For more details on January's weather specifics, visit Ko Olina weather in January.
In December, the weather features a warm and pleasant climate with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 26°C (79°F), resulting in an average temperature of 24°C (76°F). December also sees a total precipitation of 70 mm (2.8 in) across five rainy days, maintaining a consistent humidity level of 79%.
In contrast, February presents slightly cooler conditions, with temperatures dipping to a minimum of 18°C (65°F) and reaching a maximum of 25°C (78°F), averaging around 23°C (73°F). February experiences a lower total precipitation of 58 mm (2.3 in) over seven days, yet maintains the same humidity level at 79%.
For more details on February's weather, you can refer to Ko Olina weather in February.
In December, temperatures range from a minimum of 19°C (67°F) to an average of 24°C (76°F), peaking at a maximum of 26°C (79°F). The month sees about 70 mm (2.8 in) of precipitation over approximately 5 days, with humidity levels hovering around 79%. In contrast, March presents slightly cooler temperatures, with a minimum of 19°C (67°F) and an average of 23°C (74°F), reaching a high of 25°C (78°F). Precipitation decreases to 59 mm (2.3 in) and occurs over 6 days, with humidity remaining similar at 78%. For a closer look at what to expect, you can check out Ko Olina weather in March.
Comparing the weather in December and April reveals some interesting differences. In December, temperatures range from a minimum of 19°C (67°F) to a maximum of 26°C (79°F), with an average temperature of 24°C (76°F). The month sees about 70 mm (2.8 inches) of precipitation over approximately 5 days, contributing to the humidity level of 79%. In contrast, April features slightly warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 25°C (78°F), all while maintaining the same average of 24°C (75°F). Precipitation in April is significantly lower at 21 mm (0.8 inches) and occurs over about 3 days, with humidity slightly higher at 81%. For more detailed insights, you can check Ko Olina weather in April.
In December, the weather in Ko Olina features temperatures ranging from a minimum of 19°C (67°F) to a maximum of 26°C (79°F), with an average temperature of 24°C (76°F). This month experiences approximately 70 mm (2.8 in) of precipitation spread over five days, and humidity levels are relatively high at 79%. In contrast, May brings slightly warmer conditions with minimum temperatures of 20°C (68°F) and a maximum of 27°C (80°F), while still maintaining the same average of 24°C (76°F). Precipitation is significantly lower in May, at only 16 mm (0.6 in) over just one day, and humidity is slightly higher at 82%. For more detailed insights into May’s weather, visit Ko Olina weather in May.
When comparing the weather in December and June, we notice some distinct differences. December experiences slightly cooler temperatures with a minimum of 19°C (67°F) and an average of 24°C (76°F), whereas June boasts a warmer minimum of 23°C (73°F) and a similar average of 25°C (78°F). December also sees more rainfall, with about 70 mm (2.8 in) over 5 days, while June enjoys much drier conditions with only 33 mm (1.3 in) of precipitation over just 1 day. Additionally, humidity levels in June are marginally higher at 82%, compared to December's 79%. For a detailed look at June weather, you can visit Ko Olina weather in June.
When comparing the weather in December and July, it's clear that December tends to be milder, with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 26°C (79°F). In contrast, July is warmer, featuring a minimum temperature of 24°C (75°F) and a maximum of 28°C (82°F). Precipitation is more frequent in December, with about 70 mm (2.8 in) falling over 5 days, while July experiences significantly less, with only 6 mm (0.3 in) on just 1 day. The humidity levels are quite similar in both months, with December at 79% and July slightly higher at 83%. For more detailed insights on July weather, check out Ko Olina weather in July.
When comparing the weather in December and August, December experiences slightly cooler temperatures, with a minimum of 19°C (67°F) and an average of 24°C (76°F), while August has a milder minimum of 24°C (76°F) and an average of 26°C (80°F). Precipitation levels also differ significantly; December receives about 70 mm (2.8 in) of rain over 5 days, whereas August is much drier with only 9 mm (0.4 in) of rain over 2 days. Humidity in December sits at 79%, compared to August's slightly higher humidity of 83%. For more detailed information, you can check Ko Olina weather in August.
In December, the weather tends to be slightly cooler compared to September, with minimum temperatures dropping to 19°C (67°F) and an average of 24°C (76°F). In contrast, September features warmer temperatures, with a minimum of 24°C (76°F) and an average high of 28°C (83°F). December also experiences more precipitation, averaging 70 mm (2.8 in) over about 5 days, while September has significantly less rainfall at just 13 mm (0.5 in) across 2 days. Humidity levels are quite similar, with December at 79% and September at 82%. For a detailed look at September’s climate, visit Ko Olina weather in September.
In December, the weather is slightly cooler than in October, with average temperatures ranging from a minimum of 19°C (67°F) to a maximum of 26°C (79°F), compared to October's higher temperatures, which range from a minimum of 23°C (73°F) to a maximum of 28°C (83°F). Despite both months experiencing precipitation on approximately five days, December sees a higher total rainfall of 70 mm (2.8 in) versus October’s 42 mm (1.7 in). Humidity levels are also fairly comparable, with December at 79% and October slightly higher at 81%. For more specific weather details, you can refer to Ko Olina weather in October.
In comparing the weather between November and December, we see that December has slightly cooler temperatures with a minimum of 19°C (67°F) and an average of 24°C (76°F), while November features a minimum of 21°C (71°F) and an average of 25°C (78°F). Additionally, December experiences increased precipitation, with 70 mm (2.8 in) compared to just 18 mm (0.7 in) in November, although both months share the same number of rainy days, totaling five. Humidity levels are also quite similar, with December at 79% and November slightly higher at 80%. For a more detailed look at November's weather, you can check out Ko Olina weather in November.
In December, Ko Olina experiences a delightful transition into cooler temperatures and a hint of winter humidity, creating a refreshing atmosphere compared to the warmer months. With average highs around 24°C (76°F) and occasional rain, this month offers a perfect blend of sunny days and light showers, making it ideal for those seeking a tranquil escape. The 79% humidity enhances the lush landscapes, while only a few precipitation days keep the surroundings vibrant without overwhelming your holiday plans. For a closer look at Ko Olina's climate and how December fits into the yearly cycle, check out Ko Olina Climate.