December Weather in Wailua, United States

Last updated: February 24, 2025

December in Wailua, United States is characterized by mild temperatures and considerable humidity, making it a pleasant but wet month. With an average temperature of 23°C (74°F), daily highs reach a comfortable 26°C (79°F) and lows drop to a cozy 19°C (66°F). Rainfall is quite prominent, totaling 127 mm (5.0 in) spread across 21 days, contributing to the lush greenery that the region is known for. The humidity level holds steady at 79%, adding to the tropical feel of this enchanting destination. Whether you’re diving into the natural beauty or enjoying local festivities, December in Wailua offers a unique blend of warmth and wetness.

December Temperature in Wailua

In December, Wailua experiences a pleasurable climate, with temperatures that showcase the region’s mild and inviting nature. The month begins with a minimum of 19°C (66°F), gradually rising to an average of 23°C (74°F), and peaking at a comfortable 26°C (79°F). This slight dip in temperature from the warming trend of the earlier months makes December an ideal time for outdoor activities, from beach outings to hiking. The transition into winter brings a refreshing atmosphere, emphasizing Wailua's reputation for offering a beautiful blend of warmth and comfort even as the year draws to a close. With consistent averages throughout the year, Wailua remains a paradise for those seeking a break from harsher winter climates.

December Weather in Wailua: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Wailua, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec727171737476777878777573
Data source: Temperature data for Wailua 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.

December Precipitation in Wailua

In Wailua, December marks a significant uptick in precipitation, with an impressive 127 mm (5.0 in) of rainfall recorded over 21 days. This notable increase continues the upward trend observed throughout the fall, peaking after November's 76 mm (3.0 in). The wetter December aligns with the region's seasonal patterns, where the lush environment thrives as the year concludes. With the total rainfall higher than average months like January and May, it's clear that December serves as a bridge to Hawaii's wetter season, nourishing the landscape and invigorating its vibrant flora. This consistent precipitation not only shapes the local ecosystem but also enhances the unique beauty of Wailua in its most verdant period.

December Precipitation Trends in Wailua

The chart displays monthly precipitation patterns in Wailua, with values for each month alongside December's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec60941568063928080659576127
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Wailua

In Wailua, December marks a subtle transition in humidity levels, averaging 79%, a slight dip from the high summer months. This month's humidity continues a trend of generally elevated moisture throughout the year, peaking with 83% in both July and August. Interestingly, as the year progresses from the warmth of summer to the cooler winter months, the humidity begins to ease back slightly, with December recording a level comparable to that of March and January. Overall, the consistent humidity readings, hovering between 78% and 83%, showcase Wailua's tropical climate, creating a rich, lush environment that persists even as the year draws to a close.

December Average Humidity in Wailua

This chart illustrates the average monthly humidity levels in Wailua, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec78%79%78%81%82%82%83%83%82%81%80%79%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Wailua

As December rolls into Wailua, residents can expect a UV Index of 7, categorized as high. This marks a slight dip from the extreme levels observed during the peak summer months, where indices reached as high as 13. The burn time extends to 25 minutes, allowing for a bit more outdoor enjoyment compared to the more intense mid-year sun exposure. This pattern illustrates a seasonal trend where UV levels gradually decline, providing a welcome reprieve from the harsher UV conditions of earlier months. For those planning outdoor activities, it’s still crucial to remain vigilant and protect your skin. For more details, check out Wailua UV Index.

Maximum UV Index Levels in Wailua for December

The chart shows the monthly maximum UV Index (UVI) for Wailua in December, 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.
JanFebMarAprMayJunJulAugSepOctNovDec710111113121313121087
Data source: Wailua December 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.

December Sunshine in Wailua

In Wailua, December welcomes a warm embrace of sunshine with an impressive 256 hours of daylight. While this marks a decrease from the vibrant light of prior months, it still stands as a bright finish to the year's solar journey. May shines the brightest with a substantial 335 hours, followed closely by the sun-soaked heights of July at 349 hours. As the year progresses from the crispness of January, where only 216 hours are gifted, light steadily embraces its full might during the summer months. December’s gentle decline serves as a reminder of nature's cyclical dance, where the promise of longer days awaits just around the corner.

Monthly Sunshine Duration in Wailua: December Highlighted

The December sunshine duration represents the total number of hours Wailua experiences direct sunlight during the month of December, excluding cloudy or obstructed periods. This chart compares the sunshine duration of December with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec216h256h283h305h335h334h349h337h315h298h268h256h
Data source: Wailua December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Wailua During December

In Wailua, December sees a notable dip in the likelihood of sunny weather, with only a 33% chance of sunshine. This drop contrasts sharply with the sunnier months earlier in the year, particularly from June to August, when the chances peak at around 60% or higher. As the year winds down, the trend reveals a gradual decrease in sunny days, beginning from the warmer months and culminating in the cooler December. This pattern suggests that if you're dreaming of a sunny holiday season in Wailua, you might want to manage your expectations, as the skies are more likely to be overcast during this time.

Percentage of Sunny Days in December in Wailua

The chart illustrates the percentage of sunny days in Wailua throughout the year, with December 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 Wailua experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec52%52%43%50%56%60%46%61%54%56%56%33%
Data source: Wailua December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Wailua in December

In Wailua, United States, the daylight duration experiences a notable rhythm throughout the year. As the year begins in January with 10 hours of daylight, the days gradually lengthen, peaking at 13 hours during the vibrant months of May, June, and July. Following this peak, daylight begins to wane, with 12 hours in August and September, and gradually returning to 11 hours in October and November. By December, the cycle completes as daylight once again diminishes to 10 hours. This annual pattern reflects a balance of light and dark, underscoring the seasonal transitions that characterize Wailua’s climate.

Average Daylight Hours in Wailua for December

The chart illustrates the variation in daylight duration in Wailua throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 56m11h 25m12h 2m12h 40m13h 11m13h 26m13h 18m12h 50m12h 13m11h 36m11h 3m10h 48m
Data source: Wailua daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Wailua

In Wailua, United States, December brings a refreshing windy flair, with average wind speeds soaring to 6.1 m/s (14 mph), matching the brisk breezes of March and July. As the year winds down, there's a notable increase in wind speed from the lackluster November, which saw a low of 3.9 m/s (9 mph). This seasonal shift highlights a broader trend throughout the year: winter months tend to invigorate the winds, with December leading the charge into a gusty finale. As temperatures drop, these invigorating winds create an ideal backdrop for outdoor activities, making Wailua a vibrant destination even in the cooler months.

Average December Wind Speed in Wailua

The chart displays monthly wind speed patterns in Wailua, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec5.55.16.14.84.84.66.05.35.55.53.96.1 m/s
Data source: Wailua December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Wailua Compares to Other Months

The weather in Wailua 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 Wailua and find detailed weather information for every month.

In December, temperatures range from a minimum of 19°C (66°F) to a maximum of 26°C (79°F), with an average of 23°C (74°F). The month experiences considerable precipitation, totaling 127 mm (5.0 in) over 21 days, along with high humidity at 79%. In contrast, January sees slightly cooler temperatures, with averages of 22°C (73°F), ranging from a minimum of 19°C (67°F) to a maximum of 25°C (78°F). Additionally, January is significantly drier, with only 60 mm (2.3 in) of precipitation over just 11 days and a humidity of 78%. For more detailed information about January weather, you can check Wailua weather in January.

December and February showcase similar temperature ranges, with both months recording maximums around 26°C (79°F), but December tends to be slightly warmer overall, averaging 23°C (74°F) compared to February's 22°C (71°F). Precipitation levels are higher in December, with 127 mm (5.0 in) over 21 days, while February sees less rain at 94 mm (3.7 in) across 17 days. Humidity remains consistent at 79% for both months, creating a humid atmosphere throughout. For a closer look at February weather specifics, visit Wailua weather in February.

In December, the weather tends to be slightly warmer with an average temperature of 23°C (74°F), peaking at 26°C (79°F), while March offers a slightly cooler experience with an average of 22°C (72°F) and a maximum of 25°C (78°F). Both months experience a similar number of rainy days, with December seeing 127 mm (5.0 in) of precipitation and March slightly higher at 156 mm (6.1 in). Humidity levels are also comparable, with December at 79% and March slightly lower at 78%. For more details on March weather, visit Wailua weather in March.

In comparing the weather of December and April, both months exhibit very similar temperature ranges, with minimums around 19°C (66-67°F), average temperatures of 23°C (73-74°F), and maximums peaking at 26°C (78-79°F). However, December experiences significantly higher precipitation, with 127 mm (5.0 in) over 21 days, compared to April's 80 mm (3.2 in) over just 20 days. The humidity levels are also fairly close, with December at 79% and April slightly higher at 81%. For more detailed insights into April's specific weather patterns, you can visit Wailua weather in April.

In December, the weather tends to be slightly cooler, with daily temperatures ranging from a minimum of 19°C (66°F) to a maximum of 26°C (79°F). The month sees considerable precipitation, totaling 127 mm (5.0 in) over 21 days, and a humidity level of 79%. In contrast, May experiences similar minimum temperatures of 19°C (67°F) and a slightly warmer peak at 27°C (81°F). However, May is much drier, with only 63 mm (2.5 in) of rain also over 21 days, accompanied by a slightly higher humidity of 82%. For more specifics on May weather, you can check Wailua weather in May.

In December, the weather is pleasantly warm with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 26°C (79°F). The month experiences significant rainfall, totaling 127 mm (5.0 in) over 21 days and maintaining a humidity level of 79%. In contrast, June offers slightly warmer temperatures, with minimums of 21°C (71°F) and maximums reaching up to 27°C (81°F). Rainfall in June is lower, totaling 92 mm (3.6 in) over 20 days, accompanied by a humidity level of 82%. For a closer look at the weather in June, you can visit Wailua weather in June.

When comparing the weather in December and July, December tends to be slightly cooler with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 26°C (79°F), while July is warmer, with temperatures averaging between 22°C (73°F) and 28°C (82°F). December experiences more precipitation, totaling 127 mm (5.0 in) over 21 days, compared to July's 80 mm (3.2 in) spread across 26 days. Additionally, humidity levels are comparable, with December at 79% and July slightly higher at 83%. For more detailed information on July weather, you can visit Wailua weather in July.

In comparing the weather between December and August, December features slightly cooler temperatures, with a minimum of 19°C (66°F) and a maximum of 26°C (79°F), as opposed to August, which has a minimum of 22°C (73°F) and a maximum of 28°C (83°F). Precipitation levels are notably higher in December, reaching 127 mm (5.0 in) across 21 days, compared to August's 80 mm (3.2 in) over 23 days. Humidity is relatively similar, with December at 79% and August slightly higher at 83%. For more detailed information about August weather, you can check Wailua weather in August.

In comparing the weather of December and September, December tends to be slightly cooler, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 26°C (79°F). In contrast, September is warmer, experiencing a minimum of 23°C (73°F) and reaching up to 28°C (83°F). Precipitation is notably heavier in December, with 127 mm (5.0 in) recorded over 21 days, while September shows a lighter rainfall of 65 mm (2.5 in) across the same number of days. Humidity levels are comparable, sitting at 79% in December and 82% in September. For more detailed insights, you can visit Wailua weather in September.

In comparing the weather between December and October, December generally presents slightly cooler temperatures, with a minimum of 19°C (66°F) and an average of 23°C (74°F), compared to October's minimum of 22°C (71°F) and average of 25°C (77°F). Both months experience significant rainfall, but October has less precipitation at 95 mm (3.7 in) over 22 days, while December sees 127 mm (5.0 in) across 21 days. Humidity levels remain relatively similar, with December at 79% and October slightly higher at 81%. For more detailed insights, you can check out Wailua weather in October.

In comparing the weather of December and November, we find that December sees slightly cooler temperatures, with a minimum of 19°C (66°F) and an average of 23°C (74°F), while November has a higher minimum temperature of 21°C (69°F) and averages around 24°C (76°F). December is also wetter, receiving 127 mm (5.0 in) of precipitation compared to November's 76 mm (3.0 in), both months experiencing rain on 21 days. Humidity levels are similar in both months, with December at 79% and November at 80%. For more detailed information, you can check Wailua weather in November.

Compare Wailua's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Wailua

As December rolls into Wailua, the weather transforms, offering a unique blend of warm temperatures and increased rainfall. Daily highs hover around 26°C, bringing a pleasant warmth, while the average drops to a cozy 23°C. Unlike the drier months, December sees an uptick in precipitation, with rain gracing the landscape on 21 days throughout the month, resulting in a total of 127 mm of rain. This heightened humidity level of 79% creates a lush, vibrant environment, making it a beautiful time to experience the Hawaiian scenery. For a deeper dive into the nuances of Wailua's weather patterns, check out Wailua Climate.