December Weather in Kealakekua, United States

Last updated: February 24, 2025

December in Kealakekua, United States, presents a mild and lush atmosphere, with temperatures peaking at a comfortable 26°C (79°F) and dipping to a pleasant 17°C (63°F). The average temperature hovers around 21°C (70°F), providing a cozy climate for residents and visitors alike. While the month is characterized by a high humidity level of 81%, it also experiences significant rainfall, totaling 198 mm (7.8 in) across approximately 24 days. This blend of warmth and moisture creates a vibrant environment, making December a captivating time to experience the lush landscapes and tropical beauty of Kealakekua.

December Temperature in Kealakekua

In Kealakekua, December temperatures present a delightful transition as the year winds down. With minimums around 17°C (63°F) and maximums reaching up to 26°C (79°F), the weather remains pleasantly warm. The average temperature hovers at 21°C (70°F), maintaining the locality's reputation for mild climatic conditions year-round. Notably, this month mirrors trends seen earlier, with a cozy feel reminiscent of November’s climate while hinting at the warmer patterns settling in from spring. Overall, December is a beautiful month in Kealakekua, perfect for exploring the stunning landscapes without the heat of the peak summer months.

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

The chart illustrates December temperature patterns in Kealakekua, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec686868707071737373737270
Data source: Temperature data for Kealakekua 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 Kealakekua

In Kealakekua, December ushers in a notable shift in the precipitation landscape, with 198 mm (7.8 in) of rainfall recorded over 24 days. As the year draws to a close, the precipitation amount dips slightly from the previous month, reflecting a trend of decreasing rainfall after the peak wet months of July and August, which averaged over 500 mm each. This seasonal pattern highlights a transition period as the region moves from its most torrential rains in midsummer towards the drier months ahead. Despite the reduction in volume, December's rainfall remains significant, paving the way for lush landscapes that characterize the Hawaiian archipelago.

December Precipitation Trends in Kealakekua

The chart displays monthly precipitation patterns in Kealakekua, 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.
JanFebMarAprMayJunJulAugSepOctNovDec136158174206316377514508318302183198
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Kealakekua

In Kealakekua, United States, December ushers in a humidity level of 81%, reflecting a slight dip from the peak levels observed in the summer months. As the year progresses, humidity remains consistently high, peaking at 84% in August. Although December sees a decrease from this summer zenith, it is still well above the lower readings of 77% recorded in March. The overall trend showcases a warm and humid climate, typical of this region, where the humidity levels oscillate between the high 70s and low 80s throughout the year, creating a tropical atmosphere that is both inviting and lush.

December Average Humidity in Kealakekua

This chart illustrates the average monthly humidity levels in Kealakekua, 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.
JanFebMarAprMayJunJulAugSepOctNovDec79%79%77%80%80%82%83%84%82%83%83%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Kealakekua

In Kealakekua, United States, the UV Index during December drops to an 8, categorized as very high, indicating that while it's a bit lower than the extreme levels seen in the summer months, caution is still warranted. Burn times extend to 15 minutes, suggesting that even with the cooler season, UV exposure remains significant, especially during midday hours. Overall, December reflects a trend of diminishing UV levels from the peak seen in summer, where the index soared to 14 in both July and August, consistently rated as extreme. As the year wraps up, residents and visitors alike should remain vigilant about sun protection. For more details, visit Kealakekua UV Index.

Maximum UV Index Levels in Kealakekua for December

The chart shows the monthly maximum UV Index (UVI) for Kealakekua 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.
JanFebMarAprMayJunJulAugSepOctNovDec811121313131414131298
Data source: Kealakekua 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 Kealakekua

December in Kealakekua heralds the arrival of a gentle decline in sunshine hours, with 262 hours illuminating the skies, a subtle dip from November's 271 hours. This pattern reflects the seasonal transition, as the region experiences a steady increase in daylight from the start of the year, peaking in the summer months of June and July with an impressive 331 hours of sunshine each. The clear trend showcases a rich tapestry of sunlight throughout the year, particularly vibrant in the spring and summer, while December offers a cozy reprieve, still basking in ample sunshine despite being one of the shorter days. As winter deepens, Kealakekua remains a sun-kissed haven, inviting both locals and visitors to revel in its warm glow.

Monthly Sunshine Duration in Kealakekua: December Highlighted

The December sunshine duration represents the total number of hours Kealakekua 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.
JanFebMarAprMayJunJulAugSepOctNovDec223h255h282h303h331h331h338h328h311h297h271h262h
Data source: Kealakekua December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Kealakekua During December

In Kealakekua, United States, December is one of the months with the lowest likelihood of sunny weather, boasting only a 27% chance of sunshine. This figure reflects a trend seen throughout the latter part of the year, with sun probabilities declining from November’s 36% to this winter month. Overall, the data indicates that as the year progresses towards the winter months, sunshine becomes increasingly scarce, peaking in February with 49% but tapering off as temperatures drop. While December may not be the sunniest month, its beauty lies in its serene landscapes and mild temperatures, offering a different charm that captures the essence of winter in Paradise.

Percentage of Sunny Days in December in Kealakekua

The chart illustrates the percentage of sunny days in Kealakekua 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 Kealakekua experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%49%39%39%33%31%25%27%32%33%36%28%
Data source: Kealakekua December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Kealakekua in December

In Kealakekua, United States, December marks the transition into shorter daylight hours, with the sun gracing the sky for just 10 hours. This reduction in daylight follows a gradual pattern observed throughout the year, where the duration begins at 11 hours in January and February, then increases to 13 hours during the sunniest summer months of May through July. As autumn unfolds, daylight steadily decreases again, showcasing a rhythmic cycle of light that mirrors the changing seasons. This ebb and flow not only influences the daily activities of the locals but also paints the stunning Hawaiian landscape in varying shades of illumination throughout the year.

Average Daylight Hours in Kealakekua for December

The chart illustrates the variation in daylight duration in Kealakekua throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec11h 5m11h 30m12h 2m12h 35m13h 3m13h 16m13h 9m12h 44m12h 12m11h 39m11h 11m10h 57m
Data source: Kealakekua daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Kealakekua

As December rolls into Kealakekua, the average wind speed shifts slightly to 2.6 m/s (6 mph), marking a gentle transition from the quieter breezes of November. Throughout the year, wind patterns display a subtle rhythm; they begin modestly in the early months, with speeds hovering around 2.4 to 2.5 m/s, before gradually increasing towards the summer. July experiences the peak with winds reaching 3.4 m/s (8 mph), bringing a refreshing vigor as the island basks in warmth. However, as the year draws to a close, the winds mellow again, creating a serene atmosphere perfect for tranquil moments by the sea. This trend showcases the natural ebb and flow of the coastal winds, inviting both relaxation and adventure in equal measure.

Average December Wind Speed in Kealakekua

The chart displays monthly wind speed patterns in Kealakekua, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.52.42.52.42.93.13.43.02.93.02.42.6 m/s
Data source: Kealakekua December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Kealakekua Compares to Other Months

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

In comparing December and January weather, December tends to be slightly warmer with average temperatures of 21°C (70°F) and maximums reaching 26°C (79°F). In contrast, January sees a drop in average temperature to 20°C (69°F) and maximums of 24°C (75°F). Precipitation is notably higher in December, with 198 mm (7.8 in) of rain over 24 days, compared to January's 135 mm (5.3 in) over 20 days. Both months experience high humidity, although January is marginally lower at 79% compared to December's 81%. For more specific details on January's weather, you can check Kealakekua weather in January.

December and February both offer mild temperatures, but December tends to be slightly warmer and wetter. In December, the minimum temperature averages around 17°C (63°F) with a maximum of 26°C (79°F), while February's range is a bit cooler, with averages from 15°C (60°F) to a high of 24°C (76°F). Precipitation is more pronounced in December, receiving about 198 mm (7.8 in) over 24 days compared to February's 158 mm (6.2 in) over 20 days. Humidity levels are also comparable, with December at 81% and February slightly lower at 79%. For a more detailed look at February's climate, you can check out Kealakekua weather in February.

December and March display mild temperatures, with December having a slightly warmer average of 21°C (70°F) compared to March's average of 20°C (69°F). Both months experience a comfortable range, but December's maximum temperature of 26°C (79°F) surpasses March's maximum of 24°C (76°F). Precipitation is higher in December, totaling 198 mm (7.8 in) over 24 days, whereas March receives 174 mm (6.8 in) over 27 days. Humidity levels are also close, with December at 81% and March at 77%. For more detailed insights into March weather, visit Kealakekua weather in March.

In December, temperatures in Kealakekua typically range from a minimum of 17°C (63°F) to a maximum of 26°C (79°F), with an average temperature of 21°C (70°F). The month sees significant rainfall, with 198 mm (7.8 in) of precipitation spread over 24 days, resulting in humidity levels around 81%. In contrast, April presents a slightly cooler climate, with highs reaching 24°C (76°F) while maintaining the same minimum and average temperatures as December. April experiences a bit more rainfall, totaling 206 mm (8.1 in) across 26 days, keeping humidity close to 80%. For more detailed information about the weather conditions in April, you can check Kealakekua weather in April.

The weather in December is characterized by warm temperatures, with a minimum of 17°C (63°F) and a maximum of 26°C (79°F), settling around an average of 21°C (70°F). However, it experiences significant rainfall, with 198 mm (7.8 in) of precipitation over 24 days and humidity levels at 81%. In contrast, May is slightly warmer, with minimum temperatures at 18°C (64°F) and maximums reaching 24°C (76°F), while maintaining a similar average of 21°C (71°F). Notably, May has a higher precipitation rate of 316 mm (12.4 in) spread across 29 days, contributing to humidity levels around 80%. For more specific details on the weather in Kealakekua during May, check out Kealakekua weather in May.

When comparing the weather in December and June, we notice some distinct differences. December has a slightly lower temperature range with a minimum of 17°C (63°F) and a maximum of 26°C (79°F), while June temperatures begin at a minimum of 19°C (66°F) and peak at 25°C (77°F). Precipitation is significantly higher in June, totaling 377 mm (14.8 in) over 29 days, compared to December's 198 mm (7.8 in) over 24 days. Humidity levels remain quite similar, with December at 81% and June at 82%. For more detailed information on June weather, you can check out Kealakekua weather in June.

In December, temperatures range from a minimum of 17°C (63°F) to a maximum of 26°C (79°F), with an average temperature of 21°C (70°F). The month experiences considerable rainfall, with a total precipitation of 198 mm (7.8 in) over 24 days, and humidity levels at 81%. In contrast, July sees slightly warmer temperatures, with a minimum of 19°C (67°F) and a similar maximum of 26°C (79°F), averaging 23°C (73°F). However, July is much wetter, recording 514 mm (20.2 in) of precipitation over 31 days, resulting in a humidity of 83%. For more detailed insights, you can check out Kealakekua weather in July.

When comparing the weather in December and August, notable differences emerge. December typically has a slightly lower temperature range, with averages around 21°C (70°F) and maximums reaching 26°C (79°F). In contrast, August's temperatures are generally warmer, with a minimum of 20°C (68°F) and an average of 23°C (73°F), while also peaking at 26°C (80°F). However, August tends to be significantly wetter, receiving 508 mm (20.0 in) of precipitation over 31 days, compared to December's 198 mm (7.8 in) over just 24 days. Humidity levels also remain high in both months, with December at 81% and August at 84%. For more details, you can check Kealakekua weather in August.

In comparing the weather of December and September, we see some notable differences. December experiences milder temperatures with a minimum of 17°C (63°F) and an average high of 26°C (79°F), while September has warmer lows starting at 20°C (68°F) and reaching a maximum of 27°C (81°F). Both months have high humidity levels, but September tends to have more precipitation, totaling 318 mm (12.5 in) compared to December's 198 mm (7.8 in), with a slightly increased number of rainy days. For a closer look at September conditions, you can check Kealakekua weather in September.

In comparing the weather of December and October, we see that December features slightly lower minimum and average temperatures, with a minimum of 17°C (63°F) and an average of 21°C (70°F), while October's temperatures are a bit warmer, with a minimum of 19°C (67°F) and an average of 23°C (73°F). Both months reach a maximum temperature of 26°C (79°F). However, December experiences significantly less precipitation, totaling 198 mm (7.8 in) over 24 days, compared to October's 302 mm (11.9 in) across 28 days. The humidity levels are also comparable, with December at 81% and October slightly higher at 83%. For more details on October weather, check out Kealakekua weather in October.

In comparing the weather between December and November, we observe that December experiences slightly warmer temperatures, with average daily highs reaching up to 26°C (79°F) compared to November's maximum of 25°C (78°F). However, November has a marginally warmer minimum temperature at 18°C (65°F) compared to December's 17°C (63°F). Precipitation is notably higher in December, totaling 198 mm (7.8 in) over 24 days, while November sees slightly less with 183 mm (7.2 in) spread across 23 days. Additionally, humidity levels are only slightly lower in December at 81%, while November sits at 83%. For a more detailed look at November's weather patterns, you can visit Kealakekua weather in November.

Compare Kealakekua's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Kealakekua

In December, Kealakekua showcases a distinctly cooler and wetter climate compared to the more temperate months earlier in the year. Temperatures are pleasantly mild, averaging around 21°C (70°F), yet the notable increase in precipitation marks this month as one of the rainiest, with nearly 24 days of rain contributing to a total of 198 mm (7.8 in). The elevated humidity levels also create a more tropical atmosphere, making December feel lush and vibrant. This contrasts sharply with the drier summer months, bringing a refreshing change that enhances the island’s natural beauty. For more detailed insights into the year-round weather patterns, explore Kealakekua Climate.