The highest day temperature in December 2023 was 82°F. The lowest night temperature was 76°F. The average values for day and night temperatures during December were 79.3°F и 78.9°F respectivly.

The average sea surface temperature in December 2023 for Lanai was 81.4°F. The maximum and minimum values were 80.4°F and 82.4°F respectively.

Most of the days in December are sunny but you can also expect cloudy and gloomy days.

Precipitation total in December for Lanai is 0.7 in. It makes december the most rainy month of the year.

The average wind speed in December is 8.4 mph.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Lanai in December is 7.6 hours.