December weather forecastKaneohe, HI

December

Weather in December

Welcome to December in Kaneohe, a month characterized by further reduced temperatures with the lowest monthly average highs of 76.1°F (24.5°C). The city embraces the pleasant chill, as the atmosphere morphs into a festive bonhomie for the holiday season. The trade winds and sea temperatures soothe the weather further, making it ideal for end-of-year celebrations. Despite the month receiving an annual high of 1.77" (45mm) in rainfall, it does little to dampen the festive spirits. Kaneohe's weather in December encapsulates a vibrant chapter, summing up the year on a cheerful note.

Temperature

In December, Kaneohe experiences a minor shift in meteorological conditions with average high-temperatures marked at a still moderately hot 76.1°F (24.5°C), closely mirroring the climate in November. Recording a slight drop from the daily maximum, Kaneohe notes an average low temperature of 72°F (22.2°C) in the month of December.

Humidity

The months with the highest humidity are February through April, July, August, October and December, with an average relative humidity of 76%.

Rainfall

In Kaneohe, during December, the rain falls for 15.9 days and regularly aggregates up to 1.77" (45mm) of precipitation. In Kaneohe, during the entire year, the rain falls for 187.1 days and collects up to 15.83" (402mm) of precipitation.

Ocean temperature

In December, the average ocean temperature is 77°F (25°C).
Note: Water temperatures between 77°F (25°C) and 84.2°F (29°C) are regarded as very warm, ensuring all water activities are pleasurable for extended periods without feeling uneasy.

Daylight

December has the shortest days of the year in Kaneohe, with an average of 10h and 54min of daylight.
On the first day of December, sunrise is at 6:52 am and sunset at 5:48 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:00 pm HST.

Sunshine

The month with the least sunshine is December, with an average of 6.3h of sunshine.

UV index

January through June, October through December, with an average maximum UV index of 6, are months with the lowest UV index in Kaneohe. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 6 during December leads to these advisories:
Ward off overexposure. Defence against solar harm is crucial. Stay in the shade and limit direct sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its strongest. Remember, however, that not all shade structures provide full sun protection. Enhance your sun protection with tightly woven, yet airy clothing. Warning! The reflection of sand and water increases the UV dose.

Updated: Jul 8, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature, in December, in Kaneohe, records 76.1°F (24.5°C), while the low-temperature is 72°F (22.2°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in October is calculated to be 86°F (30°C).

The months with the highest humidity are February through April, July, August, October and December, with an average relative humidity of 76%.

In December, the average relative humidity is 76%.

In Kaneohe, in December, it is raining for 15.9 days, with typically 1.77" (45mm) of accumulated precipitation.

In Kaneohe, in December, the average water temperature 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.

The month with the shortest days is December, with an average of 10h and 54min of daylight.

In Kaneohe, the average day length in December is 10h and 52min.

In December, on the first day of the month, sunrise is at 6:52 am and sunset at 5:48 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 6:00 pm HST.

December has the least sunshine of the year, with an average of 6.3h of sunshine.

In Kaneohe, the average sunshine duration in December is 6.3h.

January through June, October through December, with an average maximum UV index of 6, are months with the lowest UV index.

In December, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

78.3°F

76.1°F

75.4°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13mph

11.9mph

10.8mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

15.6

15.9

13.7

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

6.9

8.2

11.5

Average UV index

Average cloud cover

37%

35%

Average visibility

6mi

Average temperature in December
Kaneohe, HI

Average high temperature in December: 76.1°F

The warmest months (with the highest average high temperature) are August and September (81°F).
The month with the lowest average high temperature is February (74.3°F).

Average low temperature in December: 72°F

The month with the highest average low temperature is August (76.6°F).
The coldest month (with the lowest average low temperature) is February (69.6°F).

Average pressure in December
Kaneohe, HI

Average pressure in December: 30"Hg

The month with the highest atmospheric pressure is April (30.06"Hg).
The months with the lowest atmospheric pressure are September and October (29.97"Hg).

Average wind speed in December
Kaneohe, HI

Average wind speed in December: 11.4mph

The windiest month (with the highest average wind speed) is July (13.5mph).
The calmest month (with the lowest average wind speed) is January (10.3mph).

Average humidity in December
Kaneohe, HI

Average humidity in December: 76%

The months with the highest relative humidity are February, March, April, July, August, October and December (76%).
The months with the lowest relative humidity are January, May, June, September and November (75%).

Average rainfall in December
Kaneohe, HI

Average rainfall in December: 1.77"

The wettest month (with the highest rainfall) is March (2.01").
The driest month (with the least rainfall) is July (0.71").

Average rainfall days in December
Kaneohe, HI

Average rainfall days in December: 15.9 days

The month with the highest number of rainy days is March (18.3 days).
The month with the least rainy days is June (13.5 days).

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 /
Average sunshine in December
Kaneohe, HI

Average daylight in December: 10h and 54min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

Average sunshine in December: 6h and 18min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 6h and 18min).

Average sunshine days in December
Kaneohe, HI

Average sunshine days in December: 8.2 days

The month with the most sunshine days is June (12.2 days).
The month with the least sunshine days is April (6.5 days).

Average UV index in December
Kaneohe, HI

Average UV index in December: 6

The months with the highest UV index are July, August and September (UV index 7).
The months with the lowest UV index are January, February, March, April, May, June, October, November and December (UV index 6).

Average cloud cover in December
Kaneohe, HI

Average cloud cover in December: 37

The month with the most cloud cover is March (Cloud cover 41).
The month with the least cloud cover is September (Cloud cover 32).

Average visibility in December
Kaneohe, HI

Average visibility in December: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).