Hawaii, USA
Long-term weather forecast
Long-term weather forecast

December weather forecast and climate
Kaneohe, HI

The first month of the winter, December, is still a warm month in Kaneohe, Hawaii, with average temperature ranging between min 69.3°F (20.7°C) and max 80.2°F (26.8°C).
An excellent water temperature of 77°F (25°C) makes December a prime for swimming and other water activities.


In December, the average high-temperature is almost the same as in November - a still moderately hot 80.2°F (26.8°C). In December, in Kaneohe, the average low-temperature is 69.3°F (20.7°C).

Ocean temperature

In Kaneohe, Hawaii, the average water temperature is 77°F (25°C).
Note: Water temperature between 77°F (25°C) and 84.2°F (29°C) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.


With an average of 10.8h of daylight, December has the shortest days of the year in Kaneohe.

What is the temperature in December in Kaneohe?

The average high-temperature, in December, in Kaneohe, Hawaii, is 80.2°F (26.8°C), while the average low-temperature is 69.3°F (20.7°C).

How warm is the water in December in Kaneohe?

In Kaneohe, the average seawater temperature in December is 77°F (25°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

What is the month with the shortest days in Kaneohe?

December has the shortest days of the year, with an average of 10.8h of daylight.

How many hours of daylight does Kaneohe have in December?

In December, the average length of the day in Kaneohe is 10.8h.
Average temperature in December - Kaneohe, HI
  • Average high temperature in December: 80.2°F

Warmest months (with the highest average high temperature) are August and September (85.9°F).
The month with the lowest average high temperature is February (79.5°F).

  • Average low temperature in December: 69.3°F

The month with the highest average low temperature is August (74.5°F).
Coldest months (with the lowest average low temperature) are January and February (67.7°F).

Average sea temperature in December - Kaneohe, HI
  • Average sea temperature in December: 77°F

The best month for swimming (with the highest average sea temperature) is September (80.4°F).
The coldest month (with the lowest average sea temperature) is March (75.7°F).

Average daylight in December - Kaneohe, HI
  • Average daylight in December: 10.8h

The month with the longest days is June (Average daylight: 13.4h).
The month with shortest days is December (Average daylight: 10.8h).