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December Weather in Lanai City, United States

Last updated: June 24, 2025

In December, the average temperature in Lanai City, United States hovers around 24°C (76°F), with daily highs reaching up to 27°C (81°F) and lows dipping to 21°C (70°F). Expect about 37 mm (1.4 in) of precipitation over 4 days, and be prepared for a relatively humid atmosphere, with average humidity at 81%.

December Temperature in Lanai City

In December in Lanai City, the average temperature is 24°C (76°F). Maximums can reach 27°C (81°F), and minimums can be as low as 21°C (70°F). This pleasant climate makes it an ideal destination for travelers seeking a comfortable and enjoyable experience.

December Weather in Lanai City: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Lanai City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lanai City, December typically has an average temperature of 24°C (76°F), with highs reaching up to 27°C (81°F) and lows dropping to around 21°C (70°F).
JanFebMarAprMayJunJulAugSepOctNovDec747374757678797979797776
Data source: Temperature data for Lanai City 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 Lanai City

In Lanai City in December, the precipitation amount is 37 mm (1.4 in) over the course of 4 days.

December Precipitation Trends in Lanai City

The chart displays monthly precipitation patterns in Lanai City, 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. In Lanai City, December typically receives around 37 mm (1.4 inches) of precipitation spread over approximately 4 days.
JanFebMarAprMayJunJulAugSepOctNovDec154833281687111326937
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Lanai City

In Lanai City in December, humidity is 81%. With an average temperature of 24°C (76°F), this humidity feels like a warm, muggy embrace that can make outdoor activities feel exhausting, leaving travelers in need of frequent breaks and plenty of hydration.

December Average Humidity in Lanai City

This chart illustrates the average monthly humidity levels in Lanai City, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Lanai City is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec79%79%79%82%83%84%85%85%84%83%82%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lanai City

In Lanai City in December, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Lanai City.

Maximum UV Index Levels in Lanai City for December

The chart shows the monthly maximum UV Index (UVI) for Lanai City 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. In December, the maximum UV index in Lanai City typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810111212131313121188
Data source: Lanai City 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.

How December Weather in Lanai City Compares to Other Months

Weather in Lanai City varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Lanai City, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Lanai City, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)15 mm (0.6 inches)78%very high
February Weather23°C (73°F)48 mm (1.9 inches)79%very high
March Weather23°C (74°F)33 mm (1.3 inches)79%extreme
April Weather24°C (75°F)28 mm (1.1 inches)82%extreme
May Weather24°C (76°F)16 mm (0.6 inches)83%extreme
June Weather25°C (78°F)8 mm (0.3 inches)84%extreme
July Weather26°C (79°F)7 mm (0.3 inches)85%extreme
August Weather26°C (79°F)11 mm (0.4 inches)85%extreme
September Weather26°C (79°F)13 mm (0.5 inches)84%extreme
October Weather26°C (79°F)26 mm (1.0 inches)83%extreme
November Weather25°C (78°F)9 mm (0.3 inches)82%very high
December Weather24°C (76°F)37 mm (1.4 inches)81%very high

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