Last updated: February 24, 2025
December in Kilauea, United States, presents a mild tropical climate with maximum temperatures reaching 26°C (79°F) and an average temperature of 23°C (73°F). The minimum temperature hovers around 18°C (65°F), providing a comfortable atmosphere for visitors. However, this month also sees substantial precipitation, with a total of 104 mm (4.1 in) over approximately 17 days, contributing to the area’s lush greenery. Humidity remains relatively high at 79%, enhancing the tropical feel. Kilauea in December is ideal for those who appreciate vibrant nature and warm weather amidst potential rain.
In Kilauea, United States, December offers a delightful blend of warmth and comfort, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 26°C (79°F) and an average settling at a pleasant 23°C (73°F). As the year winds down, the trend reveals a gradual decrease in night temperatures compared to earlier months, yet daytime highs remain inviting, particularly when compared to the cooler winter climates elsewhere. This makes December a marvelous time for visitors to experience Kilauea’s unique volcanic landscapes in moderate weather, ideal for exploration and outdoor activities. With these consistently comfortable temperatures, December highlights Kilauea's appeal as a year-round destination.
December in Kilauea brings a notable uptick in precipitation, with 104 mm (4.1 in) of rain falling over 17 days. This increase marks a significant shift from the drier months earlier in the year, particularly from the relatively mild conditions of May and August, which saw about 45 mm (1.8 in) and 44 mm (1.8 in), respectively. The trend illustrates that as the year wraps up, Kilauea experiences a climactic finale of rainfall, peaking with December's totals. This pattern not only highlights the region's seasonal shifts but also anticipates the lush landscapes that flourish in the wake of these final storms, paving the way for a vibrant start to the new year.
In Kilauea, United States, the humidity steadily increases as the year progresses, starting from 77% in January and peaking at a notable 84% in June, July, and August. This tropical trend signifies the onset of warmer months, providing a consistent, humid atmosphere. As autumn approaches, humidity begins to decrease gradually, dipping to 79% in November and holding steady at the same level in December. This slight decline suggests a return to more comfortable conditions after the peak summer humidity, making December a pleasant time to experience Kilauea's lush landscapes without the intense mugginess of mid-year.
In Kilauea, United States, the UV Index showcases a dynamic shift throughout the year, reflecting the region's unique climate and sun exposure. December sees a UV Index of 7, categorized as high, which translates to a burn time of 25 minutes—a notable increase compared to the extreme values observed during the summer months (May to August) that reached a peak of 13 with a burn time of just 10 minutes. The trend reveals a gradual decrease from the peak UV levels of the summer, dropping to very high levels in the fall, before settling into the high category for the winter. As you plan your outdoor activities this December, remember to stay informed about the UV Index and prioritize skin protection. For more detailed information, explore the Kilauea UV Index.
UV Risk Categories
December in Kilauea, United States, brings a beautiful blend of sunshine at 252 hours, capturing the tail end of the year with a gentle glow. While this marks a notable decline from the sunniest months of June and July, which basked in an impressive 337 and 351 hours respectively, it still offers a warm respite compared to the earlier months of the year. January starts off with just 214 hours, slowly building as spring approaches, peaking in May with 335 hours of sunshine. This rhythmic pattern reflects Kilauea’s unique climate, where even December's reduced sunlight continues to invite both locals and visitors to enjoy the island's natural beauty, making it a charming time to witness the tranquil transition into a new year.
In December, the likelihood of sunny weather in Kilauea drops to 35%, marking it as one of the least sunny months of the year. This decline is particularly striking when compared to the sunnier summer months, such as June and August, which boast 62% and 64% chances of sunshine, respectively. As we transition from fall to winter, the overall trend shows a gradual dimming of sunny days, highlighted by November’s 59% chance. While December's sunshine may be elusive, the preceding months reveal a pattern where warmer seasons tend to favor clearer skies, making the island's winter weather a notable departure from its typically vibrant, sun-soaked landscape.
In Kilauea, the rhythm of daylight duration unfolds beautifully over the year, peaking in May through July with 13 hours of sunlight per day, inviting residents and visitors to fully embrace the vibrant outdoors. As summer transitions into fall, daylight gradually diminishes, with 12 hours in August and September, before dipping to 11 hours in October and November. By December, the cycle concludes with a return to 10 hours of daylight, echoing the level seen in January. This gentle ebb and flow highlights the unique climatic tapestry of Kilauea, where every month offers a distinct interplay of light, creating an engaging backdrop for life in this enchanting locale.
As the year winds down, December in Kilauea marks a notable shift in wind patterns, with an average wind speed of 6.0 m/s (13 mph)—a refreshing uptick compared to the more tranquil November, which recorded a low of 3.9 m/s (9 mph). This revival of breezy conditions underscores a trend, as December often joins July as one of the windiest months of the year. While January through April tend to experience a gradual decline in wind speeds, December’s return to briskness signals the close of the year with invigorating gusts, evoking the island's natural dynamism and inviting both residents and visitors to embrace the refreshing coastal air.
The weather in Kilauea 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 Kilauea and find detailed weather information for every month.
December and January exhibit notable differences in weather patterns. In December, temperatures range from a minimum of 18°C (65°F) to a maximum of 26°C (79°F), with an average of 23°C (73°F). The month sees significant rainfall, totaling 104 mm (4.1 in) over approximately 17 days, contributing to a higher humidity level of 79%. In contrast, January has slightly warmer minimum temperatures at 19°C (66°F) and a marginally lower maximum of 25°C (78°F), with an average of 22°C (72°F). Rainfall decreases considerably to 46 mm (1.8 in) across just 9 days, resulting in a slight drop in humidity to 77%. This showcases January as a somewhat drier and warmer month compared to December. For more detailed insights into the weather patterns, you can check out Kilauea weather in January.
In comparing the weather of December and February, both months exhibit warm temperatures typical of a tropical climate. December sees slightly higher minimum temperatures, averaging 18°C (65°F) compared to February's 15°C (60°F), while the average maximum in February is quite similar at 25°C (77°F) versus December's 26°C (79°F). Precipitation is also slightly lower in February, with 95 mm (3.7 in) over 16 days, compared to December's 104 mm (4.1 in) over 17 days. Humidity levels remain fairly consistent, with December at 79% and February at 78%. For more details on the climate in February, check out Kilauea weather in February.
When comparing the weather in December and March, both months exhibit similar minimum temperatures of 18°C (65°F), indicating a consistent mildness. However, March tends to be slightly cooler on average, with temperatures around 22°C (71°F) compared to December's average of 23°C (73°F). The maximum temperatures are also comparable, with December peaking at 26°C (79°F) and March reaching a maximum of 25°C (77°F). Precipitation is notably higher in March, with 123 mm (4.8 in) falling over 17 days, whereas December has 104 mm (4.1 in) of rain during the same number of days. Both months maintain a high humidity level of 79%, contributing to the overall tropical atmosphere. For more details on the weather specifics in March, you can visit Kilauea weather in March.
In December, the weather features a minimum temperature of 18°C (65°F) and an average of 23°C (73°F), reaching up to a maximum of 26°C (79°F). This month also experiences higher precipitation, totaling 104 mm (4.1 in) over 17 days, and maintains a humidity level of 79%.
In contrast, April shows slightly warmer conditions with a minimum of 19°C (66°F) and an average temperature still around 23°C (73°F), but a high of 25°C (78°F). Precipitation decreases to 62 mm (2.5 in) over 16 days, and humidity rises slightly to 81%. Thus, while both months are relatively warm and humid, April presents a drier and slightly warmer weather profile. For more detailed information about April conditions, you can visit Kilauea weather in April.
In December, the weather tends to be slightly cooler, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 26°C (79°F). The month is also marked by higher precipitation, receiving about 104 mm (4.1 in) over 17 days, resulting in a humidity level of 79%. In contrast, May experiences slightly warmer conditions, with minimum temperatures starting at 20°C (67°F) and reaching up to 27°C (80°F) at its peak. Precipitation is lower in May, totaling 45 mm (1.8 in) across 13 days, and the humidity increases a bit to 83%. For a detailed look at the weather conditions during May, check out Kilauea weather in May.
In December, temperatures in Kilauea range from a minimum of 18°C (65°F) to a maximum of 26°C (79°F), with an average of 23°C (73°F). The month experiences substantial rainfall, with 104 mm (4.1 in) of precipitation spread over 17 days and a humidity level of 79%. In contrast, June is slightly warmer, with temperatures ranging from 22°C (72°F) to 27°C (81°F) and an average of 25°C (77°F). The precipitation is lower, totaling 68 mm (2.7 in) over 12 days, while humidity remains relatively high at 84%. For a detailed look at the weather in June, you can visit Kilauea weather in June.
In December, temperatures in Kilauea range from a minimum of 18°C (65°F) to a maximum of 26°C (79°F), with an average of 23°C (73°F). This month experiences higher precipitation at 104 mm (4.1 in) over 17 rainy days and a humidity level of 79%. In contrast, July sees warmer temperatures, with a minimum of 22°C (72°F), an average of 25°C (78°F), and a maximum of 28°C (82°F). Precipitation is significantly lower in July, at 52 mm (2.1 in) over 20 days, and the humidity increases slightly to 84%. For more detailed insights on the weather during this month, check out Kilauea weather in July.
In December, the weather tends to be slightly cooler, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 26°C (79°F) and an average of 23°C (73°F). There is significant precipitation during this month, totaling 104 mm (4.1 in) over approximately 17 days, contributing to a humidity level of 79%. In contrast, August experiences warmer temperatures, with a minimum of 22°C (73°F) and a maximum of 28°C (83°F), averaging at 26°C (78°F). The precipitation is notably less in August, amounting to 44 mm (1.8 in) over about 15 days, with a higher humidity level of 84%. For detailed weather patterns, you can check Kilauea weather in August.
When comparing the weather in December and September, December tends to be slightly cooler with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 26°C (79°F), while September has generally warmer temperatures, with a minimum of 23°C (73°F) and a maximum of 28°C (83°F). Additionally, December experiences more precipitation, totaling 104 mm (4.1 in) over about 17 days, compared to September's 43 mm (1.7 in) over 14 days. Humidity remains relatively high in both months, with September recording 83% and December at 79%. For a detailed account of Kilauea's weather in September, you can check out this link: Kilauea weather in September.
In comparing the weather between October and December, we observe some notable differences. December experiences slightly cooler temperatures, with a minimum of 18°C (65°F) compared to October's minimum of 22°C (71°F). The average temperature in December is 23°C (73°F), which is a bit lower than October's average of 25°C (77°F). Precipitation also varies, with December receiving more rain at 104 mm (4.1 in) over 17 days, compared to October’s 85 mm (3.3 in) across the same number of days. Humidity levels are quite similar, with December at 79% and October at 81%. For a more in-depth look at October weather, you can check out Kilauea weather in October.
In December, the weather experiences a slight cooling compared to November, with minimum temperatures dropping from 21°C (69°F) in November to 18°C (65°F) in December. The average temperatures also decrease modestly, moving from 24°C (75°F) in November to 23°C (73°F) in December, while maximum temperatures remain relatively stable at 26°C (79°F) in December versus 27°C (81°F) in November. Rainfall increases significantly in December, with precipitation reaching 104 mm (4.1 in) over 17 days, compared to 61 mm (2.4 in) spread over 18 days in November. Despite these differences, humidity levels remain constant at 79% for both months, contributing to a generally humid climate. For a more detailed comparison, check out the Kilauea weather in November.
In December, Kilauea experiences a unique blend of warmth and moisture that sets it apart from other months. The average temperatures hover comfortably around a pleasant 23°C (73°F), with maximums occasionally reaching up to 26°C (79°F), making it a delightful time for outdoor activities. However, this warmth comes with an increase in precipitation, as December often sees more rainy days, totaling around 17, and bringing approximately 104 mm (4.1 in) of rain. The humidity level also rises to 79%, contributing to a lush, verdant landscape that contrasts sharply with the drier months. For more insights on Kilauea's unique climate patterns, explore Kilauea Climate.